'Conference on Cloud Physics ; 1998 (Everett, Wash.) : 1998.08.17 … · 2008-07-15 · 1.1 gewex:...
Transcript of 'Conference on Cloud Physics ; 1998 (Everett, Wash.) : 1998.08.17 … · 2008-07-15 · 1.1 gewex:...
Conference on Cloud Physics
14th Conference on Planned and Inadvertent
Weather Modification
17-21 August 1998 Everett, Washington
Sponsored byAMERICAN METEOROLOGICAL SOCIETY
Front Cover:
Figure 1. Two instrumented Beechcraft Super King Air 350 aircraft owned by the Thailand Bureau of RoyalRainmaking and Agricultural Aviation for cloud seeding and microphysical measurements. The aircraft wereprovided and modified by Weather Modification, Inc. of Fargo, ND.
Figure 2. A 2D2-P and a 2D2-C probe mounted to the right wing of the Super King Air 350.
Figure 3. A1D-C probe and a Passive Cavity Aerosol probe mounted to the left wing of the Super King Air 350.
For more information, please refer to the following papers:J1.2A (page J5) entitled, 'The Evolution of Water and Hydrometeors with Height and Time
in Convective Clouds over Israel, Texas and Thailand", by Ronen Lahav, The Hebrew Univ.of Jerusalem, Jerusalem, Israel; and D. Rosenfeld, P. Sudhikoses, and W. Sukamjanaset
J1.3, (page J9) entitled, "Preliminary Studies on the Variations of Cloud Condensation Nuclei(CCN) and Aerosol Particles over Thailand and Indonesia and the Possible Impacts on
Precipitation Formation in Clouds", by Roelof T. Bruintjes, National Center for AtmosphericResearch, Boulder, CO; and R. M. Rasmussen, W. Sukamjanaset, P. Sudhikoses, and M.
Karmini
J2.1 (page J24) entitled, "Cloud Water, Rain Water, Temperature and Draft Relationships in
Thai Supercooled Convective Clouds", by Wathana Sukamjanaset, Bureau of RoyalRainmaking and Agricultural Aviation, Bangkok, Thailand; and P. Sudhikoses, N.
Tantipubthong, W. L. Woodley, and D. Rosenfeld
J2.5 (page J40) entitled, "Cold-Cloud Microphysical Observations in Seeded and Non-
seeded Thai Clouds", by Prinya Sudhikoses, Bureau of Royal Rainmaking and AgriculturalAviation, Bangkok, Thailand; and W. Sukamjanaset, N. Tantipubthong, W. L. Woodley and
D. Rosenfeld
This cover is sponsored by Weather Modification, Inc., Fargo, ND.
All Rights Reserved. No part of this publication may be reproduced or copied in any form or by any means - graphic,electronic, or mechanical, including photocopying, taping, or information storage and retrieval systems - without the priorwritten permission of the publisher. Contact AMS for permission pertaining to the overall collection. Authors retain their
individual rights and should be contacted directly for permission to use their material separately. The manuscriptsreproduced herein are unrefereed papers presented at the Conference on Cloud Physics and 14th Conference on
Planned and Inadvertent Weather Modification. Their appearance in this collection does not constitute formal
Publication. UB/TIB Hannover 89
118 299 670
American Meteorological Society
45 Beacon Street, Boston, Massachusetts USA 02108-3693
TABLE OF CONTENTS
Conference on Cloud Physicspage
iii FOREWORD: CONFERENCE ON CLOUD PHYSICS
xix AUTHOR INDEX
xxv FOREWORD: 14TH CONFERENCE ON PLANNED AND INADVERTENT WEATHER MODIFICATION
xxvii TABLE OF CONTENTS
xxxi AUTHOR INDEX
I KN.1 KEYNOTE ADDRESS: THE EFFECTS OF CLOUDS ON ATMOSPHERIC CHEMISTRY. T. W.
Choularton, Univ. of Manchester Inst, of Science and Technology (UMIST), Manchester, UK; and K. N.Bower
SESSION 1: CIRRUS: GEWEX AND FIRE-II
1.1 GEWEX: CLOUD SYSTEM STUDY—CIRRUS CLOUD SYSTEMS. David O'C. Starr, National
Aeronautics Space Administration (NASA)/Goddard Space Flight Ctr. (GSFC), Greenbelt, MD(Invited Presentation)
3 1.2 A MICROPHYSICAL CHARACTERIZATION OF CIRRUS FROM THE FIRE-II CIRRUS IFO.
Michael R. Poellot, Univ. of North Dakota, Grand Forks, ND; and R. J. Zerr, W. P. Arnott, and J. Hallett
7 1.3 SUMMARY OF IN SITU OBSERVATIONS OF CIRRUS MICROPHYSICS DURING FIRE II:
INSTRUMENTAL RESPONSE. W. Patrick Arnott, Desert Research Inst. (DRI), Reno, NV; and T. J.
Ulrich, R. Cole, J. Hallett, and M. R. Peollot
II 1.4 HORIZONTAL VARIABILITY OF CIRRUS CLOUDS. Samantha A. Smith, NASA/Goddard Inst, for
Space Studies (GISS), New York, NY; and A. DelGenio
13 1.5 REMOTE SENSING OF CIRRUS CLOUDS USING MAS AND HIS DATA. Igor V. Geogdzhayev, StateUniv. of New York (SUNY), Stony Brook, and NASA/GISS, New York, NY; and A. A. Lacis, B. E.
Carlson, and M. I. Mishchenko
SESSION 2: CIRRUS: MEASUREMENTS AND LABORATORY STUDIES
17 2.1 ICE CRYSTAL MORPHOLOGY IN AIRCRAFT CONTRAILS AND CIRRUS. Matt Meyers, DRI, Reno,NV; and J. Hallett
21 2.2 SUBVISUAL TROPOPAUSE TROPICAL CIRRUS: OBSERVATIONS AND RADIATIVE IMPACTS.
Greg M. McFarquhar, National Center for Atmospheric Research (NCAR), Boulder, CO; and A. J.
Heymsfield, J. Spinhirne, and B. Hart
25 2.3 ANVIL CIRRUS OUTFLOW DURING THE MARITIME CONTINENT THUNDERSTORM
EXPERIMENT: A CASE STUDY. Michael P. Jensen, Penn State Univ., University Park, PA; andT. P.
Ackerman and S. Sekelsky
29 2.4 LABORATORY STUDIES OF ICE FORMATION BY UPPER TROPOSPHERIC AEROSOL
PARTICLES. Paul J. DeMott, Colorado State Univ., Ft. Collins, CO; and Y. Chen, S. M. Kreidenweis,D. C. Rogers, and D. E. Sherman
33 2.5 INFRARED EXTINCTION AND EMISSION BY LABORATORY ICE CLOUDS: SIMULATION OF COLD
CIRRUS AND CONTRAIL RADIATIVE PROPERTIES. Carl Schmitt, DRI, Reno, NV; and W. P. Arnott
and J. Hallett
*
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SESSION 3: CIRRUS: MODELING STUDIES
36 3.1 THE DEPENDENCE OF CIRRUS ICE CRYSTAL GROWTH RATES ON TEMPERATURE: THEORY
VERSUS IN-SITU OBSERVATIONS. Andrew J. Heymsfield, NCAR, Boulder, CO; and L. M.
Miloshevich
40 3.2 RADIATIVE IMPACTS ON THE GROWTH OF A POPULATION OF ICE CRYSTALS IN SIMULATED
CIRRUS CLOUDS. Ting Wu, Colorado State Univ., Ft. Collins, CO; and W. R. Cotton, G. Feingold,J. Y. Harrington, and T. G. Reisin
44 3.3 EFFECT OF CRYSTAL HABIT ON THE EVOLUTION OF THIN CIRRUS CLOUDS. Hui-Chun Liu,
Univ. of Wisconsin, Madison, Wl; and P. K. Wang
46 3.4 SPREADING AND GROWTH OF PERSISTENT CONTRAILS IN A SHEARED ENVIRONMENT.
Owen B. Toon, Univ. of Colorado, Boulder, CO; and E. J. Jensen and A. S. Ackerman
49 3.5 STRATOSPHERIC CIRRUS CLOUD FORMATION FOLLOWING A MASSIVE WATER INJECTION
FROM AN ASTEROID/COMET IMPACT INTO THE OCEAN. Christopher Kuhn, Univ. of Colorado,Boulder, CO; and O. B. Toon
51 3.6 DYNAMICS AND MICROPHYSICS OF SUBVISIBLE CIRRUS CLOUDS NEAR THE TROPICAL
TROPOPAUSE. Eric J. Jensen, NASA/Ames Research Ctr. (ARC), Moffett Field, CA; and A. S.
Ackerman and O. B. Toon
53 3.7 NUMERICAL STUDIES OF TROPICAL CIRRUS CLOUDS USING A CIRRUS MODEL WITH
EXPLICIT MICROPHYSICS. Matthew T. Boehm, Penn State Univ., University Park, PA; and J.
Verlinde and T. P. Ackerman
57 3.8 NUMERICAL SIMULATIONS OF CIRRUS ANVILS IN NIGHTTIME CONDITIONS BY A TWO-DIMENSIONAL CLOUD RESOLVING MODEL WITH EXPLICIT MICROPHYSICS. Ruei-Fong Lin,National Taiwan Univ., Taipei, Taiwan; and T. P. Ackerman
SESSION 4A: NUCLEATION
4A.1 MEASUREMENTS OF ATMOSPHERIC ICE NUCLEI WITH AN AIRBORNE INSTRUMENT. David C.
Rogers, Colorado State Univ., Ft. Collins, CO; and P. J. DeMott, S. M. Kreidenweis, and Y. Chen
60 4A.2 THE POTENTIAL DEPENDENCE OF ICE NUCLEATION RATES ON CRYSTAL SHAPE. David L
Mitchell, DRI, Reno, NV; and S. K. Chai
64 4A.3 A CONCEPTUAL MODEL OF ENHANCED ICE PRODUCTION IN TURBULENCE. Raymond A.
Shaw, Penn State Univ., University Park, PA
68 4A.4 AN EXPERIMENTAL STUDY OF THE TRANSIENT RESPONSE OF WATER DROPLETS TO
RAPIDLY CHANGING CONDITIONS AT LOW TEMPERATURES. Raymond A. Shaw, Penn State
Univ., University Park, PA; and D. Lamb
SESSION 4B: RADIATION AND CLOUDS
71 4B.1 FLAGGING GLOBAL UV IRRADIANCE SPECTRA FOR CLOUDS. Uwe Feister, MeteorologischesObservatorium, Potsdam, Germany; and K. Gericke
4B.2 PAPER WITHDRAWN
4B.3 THE LEVY-INDEX OF GEOMETRICAL PATHS FOR THE SKYLIGHT TRANSMITTED BY
MIDLATITUDE CLOUDS: IMPLICATIONS FOR THE ABSORPTION OF SOLAR RADIATION. K.
Pfeilsticker, Univ. of Heidelberg, Heidelberg, Germany; and 0. Funk, C. Kurz, and H. Veitel
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Conference on Cloud Physicspage
4b.4 comparison of measured and modeled oxygen a-band high resolution
ABSORPTION SPECTRA AS A TEST FOR RT-CALCULATIONS. Oliver Funk, Univ. of Heidelberg,Heidelberg, Germany; and C. Kurz, U. Piatt, and K. Pfeilsticker
75 4B.5 IMPACT OF CLOUDS ON THE TRANSMISSION OF ULTRAVIOLET RADIATION. V. K. Saxena,North Carolina State Univ., Raleigh, NC; and J. S. Schafer, C. Erlick, J. J. DeLuisi, J. E. Frederick,B. N. Wenny, and M. G. Seybold
POSTER SESSION P1/ICEBREAKER
79 P1.1 THE TREATMENT OF MIXED PHASE CLOUDS IN GLOBAL CLIMATE MODELS. J. R. Cardwell,UMIST, Manchester, UK; and T. W. Choularton
83 P1.2 GEOMETRY AND HETEROGENEOUS CLOUD MICROSTUCTURE: EFFECTS ON CLOUD
OPTICAL DEPTH. Zena N. Kogan, Cooperative Inst. For Mesoscale Meteorological Studies (CIMMS),Univ. of Oklahoma, Norman, OK; and Y. L. Kogan
P1.3 THE SENSITIVITY OF BULK CLOUD MICRO-PHYSICS WITHIN A CLOUD RESOLVING MODEL TO
ADVECTIVE SCHEMES: 4TH ORDER VS. POSITIVE DEFINITE. Stephen E. Lang, NASA/GSFC,Greenbelt, MD; and W.-K. Tao, J. Simpson, and B. S. Ferrier
87 P1.4 MODELING TROPICAL CONVECTIVE SYSTEMS: SENSITIVITY TESTS OF SURFACE FLUXES,LONGWAVE AND SHORTWAVE RADIATION. Yansen Wang, NASA/GSFC and Science Systemsand Applications, Inc. (SSAI), Greenbelt, MD; and W.-K. Tao, J. Simpson, and S. E. Lang
91 P1.5 DETAILED MICROPHYSICS IN A TWO-DIMENSIONAL CLOUD MODEL. Gerson Paiva Almeida,Univ. Federal do Ceara, Fortaleza, Brazil; and A. A. Costa, K. do Carmo Mendes, A. J. da Costa
Sampaio
95 P1.6 MODELING DEEP CONVECTIVE CLOUDS OVER MEXICO CITY. J. Morfin, UNAM, Ciudad Univ.,Mexico City, Mexico; and G. B. Raga
97 P1.7 THE IMPACT OF RADIATIVE AND MICROPHYSICAL PROCESSES ON MIXED-PHASE ARCTIC
STRATUS. William R. Cotton, Colorado State Univ., Ft. Collins, CO; and J. Y. Harrington, andT. G.
Reisin
P1.8 TURBULENT AND RADIATIVE TRANSFER IN THE CLOUD-TOPPED ATMOSPHERIC BOUNDARY
LAYER. A. Melikechi, Univ. Catholique de Louvain, Louvain-La-Nueve, Belgium; and G. Schayes
P1.9 Paper moved to Session 17, paper number 17.6A
101 P1.10 FEASIBILITY OF RETRIEVING CLOUD CONDENSATION NUCLEUS PROPERTIES FROM LIDAR,
DOPPLER CLOUD RADAR, AND MICROWAVE RADIOMETER. Graham Feingold, Cooperative Inst,
for Research in the Atmosphere (CIRA) and National Oceanic and Atmospheric Administration
(NOAAVEnvironmental Technology Lab. (ETL), Boulder, CO; and S. Yang, W. R. Cotton, and R. M.
Hardesty
105 P1.11 A PRELIMINARY ANALYSIS OF THE EFFECTS OF NORTHEAST BRAZILIAN CCN ON CLOUDS
MICROSTRUCTURE. Afranio A. Coelho, Univ. Estadual do Ceara, Fortaleza, Brazil; C. J. de Oliveira,
J.-L. Brenguier, J. C. P. de Oliveira, and A. J. da Costa Sampaio
109 P1.12 ATMOSPHERIC POLLUTANT SCAVENGING PROCESSES: A CASE STUDY AT SERRA DO MAR-
SE, BRAZIL. Fabio. Luiz Teixeira Goncalves, Univ. of Sao Paulo, Sao Paulo, Brazil; and O.
Massambani
112 P1.13 MODELING COINCIDENCE EFFECT IN THE FAST-FSSP WITH A MONTE-CARLO MODEL ThierryPerrin, Meteo-France, Toulouse, France; and J.-L. Brenguier and T. Bourrianne
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116 P1.14 A DEVICE FOR CONTINUOUS MONITORING OF SNOW PARTICAL SHAPES. Tsuneya Takahashi,Hokkaido Univ. of Education, Sapporo, Japan; and T. Endoh
120 P1.15 ON RETRIEVING CLOUD STRUCTURE FROM HIGH-RESOLUTION SATELLITE MEASUREMENTS.
Tamas Varnai, Univ. of Arizona, Tucson, AZ
122 P1.16 INTERCOMPARISON OF T-28 J-W AND KING PROBE CLOUD LIQUID WATER MEASUREMENTS:
VORTEX/MIGHT, MAY AND JUNE 1995. Rand E. Feind, South Dakota School of Mines and
Technology, Rapid City, SD; and A. G. Detwiler
126 P1.17 RETRIEVAL OF AEROSOL AND CLOUD PARTICLE SIZE DISTRIBUTION FROM OPTICAL
MEASUREMENT: INFLUENCE OF NONSPHERICITY AND REFRACTIVE INDEX. Yangang Liu, DRI,
Reno, NV; and W. P. Arnott and J. Hallett
130 P1.18 THREE-DIMENSIONAL CHARACTERIZATION OF ICE CRYSTALS IN CLOUDS. Pao K. Wang, Univ.of Wisconsin, Madison, Wl
134 P1.19 MEASUREMENTS OF DROP AND AEROSOL CHARGES IN AND AROUND WINTERTIMECONTINENTAL CLOUDS. Harry T. Ochs III, Illinois State Water Survey (ISWS), Champaign, and
Univ. of Illinois, Urbana, IL; and C. H. Twohy, K. V. Beard, and M. Belding
136 P1.20 ANTARCTIC PRECIPITATION PROCESSES. Paul S. Davison, UMIST, Manchester, UK; and P. R.
Jonas and T. Lachlan-Cope
140 P1.21 MELT DISTANCES OF SNOWFLAKES. Eszter Barthazy, Swiss Federal Inst, of Technology (ETH),Zurich, Switzerland; and A. Waldvogel, H. Urban, and W. L. Randeu
142 P1.22 A NEW FORMULATION OF THE METHOD OF MOMENTS FOR CALCULATING THE KINETICCOLLECTION EQUATION: MORE ACCURACY WITH LESS BINS. Shalva Tzlvion, Tel Aviv Univ.,Tel Aviv, Israel; and T. G. Reisin and Z. Levin
P1.23 PAPER WITHDRAWN
144 P1.24 REMOTE SENSING OF CIRRUS CLOUDS WITH A SUBMILLIMETER-WAVE SPECTROMETER:FIRST RESULTS. K. Franklin Evans, Univ. of Colorado, Boulder, CO; and I. G. Nolt, P. A. R. Ade, C.
Lee, P. A. Hamilton, M. D. Vanek, and A. H. Evans
P1.25 CIRRUS CLOUDS: ANALYSIS AND SIMULATION OF CLOUD-SCALE PROCESSES. David O'C.Starr, NASA/GSFC, Greenbelt, MD; and A. Kambis and B. Demoz
P1.26 MULTILAYER CLOUDS OVER THE TOGA COARE REGION OBSERVED BY GMS AND SSM/I. BingLin, Hampton Univ., Hampton, VA; and P. Minnis and B. Wielicki
P1.27 NUMERICAL SIMULATIONS OF THE SUDDEN INCREASE OF RAINFALL ASSOCIATED WITH ASEVERE TROPICAL LANDING RAINSTORM. Li Qingcai, Shandong Meteorological Observatory,Shandong, China; and C. Wang
148 P1.28 UNKNOWN SOURCE OF REFLECTIVITY FROM SMALL CUMULUS CLOUDS. Brad Baker, NCAR,Boulder, CO; and J.-L. Brenguier and W. Cooper
152 P1.29 WORLD-WIDE SHIP TRACK OCCURRENCE OBSERVATIONS. Kurt E. Nielsen, Naval PostgraduateSchool (NPS), Monterey, CA; and P. A. Durkee
155 P1.30 PROPERTIES OF THE TURBULENT CLOUD-CLEAR AIR INTERFACE OBSERVED IN THELABORATORY EXPERIMENT. Piotr Banat, Warsaw Univ., Warsaw, Poland; and S. P. Malinowski
P1.31 Paper moved to Session 6A, paper 6A.5
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CONFERENCE ON CLOUD PHYSICSPAGE
SESSION 5A: CLOUD CHEMISTRY FIELD STUDIES
159 5A.1 CLOUD PROCESSING OF AEROSOL PARTICLES DUE TO AQUEOUS PHASE CHEMICALREACTIONS DURING THE ACE-2 LAGRANGIAN EXPERIMENT. Anthony J. Dore, UMIST,Manchester, UK; and D. W. Johnson, T. W. Choularton, S. R. Osborne, and K. N. Bower
161 5A.2 THE EVOLUTION OF AEROSOL PARTICLES IN A CLOUD-CAPPED MARINE BOUNDARY LAYER.S. R. Osborne, Meteorological Office, Farnborough, UK; and D. W. Johnson and R. Wood
165 5A.3 AN OVERVIEW OF THE CLOUD, AEROSOL, AND BOUNDARY LAYER EVOLUTION MEASUREDDURING THE ACE-2 LAGRANGIAN EXPERIMENTS. D. W. Johnson, Meteorological Office,Farnborough, UK; and S. R. Osborne and R. Wood
169 5A.4 CHEMICAL SIGNATURES FROM LIGHTNING IN CONVECTIVE STORMS. J. L. Stith, Univ. of North
Dakota, Grand Forks, ND; and J. E. Dye, B. A. Ridley, P. Laroche, E. Defer, K. Baumann, R. J. Zerr,and M. Venticinque
5A.5 CHEMICAL REDISTRIBUTION AND PRODUCTION BY THUNDERSTORMS IN NE COLORADO.James E. Dye, NCAR, Boulder, CO; and B. A. Ridley, J. L. Stith, K. Baumann, M. Trainer, D. Parrish,G. Hubler, P. Laroche, E. Defer, T. Matejka, and D. Bartels
173 5A.6 VARIATIONS IN CLOUD CHEMISTRY WITH DROP SIZE AND THEIR EFFECTS ON AEROSOL
PROCESSING IN WINTER CLOUDS. Gang Xu, Colorado State Univ., Ft. Collins, CO; and D. E.
Sherman, K. Moore, E. Andrews, D. Straub, X. Rao, and J. L. Collett, Jr.
SESSION 5B: TROPICAL CONVECTION
175 5B.1 COMPLEX INTERACTION BETWEEN GRAVITY WAVES WITH COARE CONVECTION. Brad S.
Ferrier, NASA/GSFC, Greenbelt, and Univ. of Maryland, Baltimore, MD; and R. D. Baker, J. B.
Halverson, and W.-K. Tao
179 5B.2 SENSITIVITY TESTS OF A ONE-DIMENSIONAL CLOUD MODEL. Shu-hua Chen, Purdue Univ.,W. Lafayette, IN; and W.-y. Sun and W.-K. Tao
181 5B.3 WAVELET ANALYSIS OF THE THREE-DIMENSIONAL STRUCTURES OF THE MESOSCALECONVECTIVE SYSTEMS SIMULATED BY A CLOUD-RESOLVING MODEL. Jun-lchi Yano, MonashUniv., Clayton, Vic, Australia; and X. Wu, M. W. Moncrieff, and M. Yamada
183 5B.4 CLOUD MICROPHYSICS AND THE TROPICAL CLIMATE. Wojciech W. Grabowski, NCAR, Boulder,CO
5B.5 TROPICAL OCEANIC PRECIPITATION PROCESSES: NUMERICAL SIMULATIONS. Wei-KuoTao,NASA/GSFC, Greenbelt, MD; and J. Simpson, Y. Wang, C.-L. Shie, and D. Johnson
185 5B.6 CLOUD PHYSICS AND ELECTRIFICATION IN FORMING TROPICAL CYCLONE OLIVER, 1993.
Joanne Simpson, NASA/GSFC, Greenbelt, MD; and J. B. Halverson, B. S. Ferrier, W. A. Petersen,R. H. Simpson, R. Blakeslee, and S. L. Durden
SESSION 6A: CLOUD CHEMISTRY MODELING STUDIES
189 6A.1 A NEW INSIGHT INTO CLOUD-AEROSOL INTERACTIONS: NUMERICAL SIMULATIONS USING
A TWO COMPONENT DISTRIBUTION FUNCTION. Sabine C. Wurzler, Johannes Gutenberg Univ.,
Mainz, Germany; and T. G. Reisin and A. Bott
191 6A.2 CLOUD PROCESSING OF AEROSOL AND GASES IN A TRAJECTORY ENSEMBLE MODEL.
Sonia M. Kreidenweis, Colorado State Univ., Ft. Collins, CO; and G. Feingold and Y. Zhang
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193 6A.3 SIMULATION OF THE IN-CLOUD OXIDATION OF S(IV) WITH THE NORTHERN AEROSOL
REGIONAL CLIMATE MODEL (NARCM). Knut von Salzen, McGill Univ., Montreal, PQ, Canada; and
H. G. Leighton, S. Gong, and U. Lohmann
197 6A.4 EFFECT OF AQUEOUS CHEMISTRY IN A REGIONAL CHEMISTRY TRANSPORT MODEL. MaryC.Barth, NCAR, Boulder, CO; and P. Hess
6A.5 PAPER WITHDRAWN
201 6A.5A QUANTIFICATION OF BEAM-FILLING EFFECTS AT SELECTED TMI FREQUENCIES. Curt R.
Crandall, Univ. of Wisconsin, Milwaukee, Wl; and T. P. DeFelice (formerly paper PL31)
6A.6 PAPER WITHDRAWN
SESSION 6B: TROPICAL AND MID-LATITUDE CONVECTION
205 6B.1 NUMERICAL SIMULATION OF THE INNER CORE REGION OF A TROPICAL CYCLONE. Soline
Bielli, Laboratoire d'Aerologie, Toulouse, France; and F. Roux
209 6B.2 IMPORTANCE OF THE RELATIVE ROLE OF COALESCENCE AND ICE INDUCED PRECIPITATION
IN TROPICAL AND MID-LATITUDE CONVECTION. Robert A. Black, NOAA/Atlantic Oceanographicand Meteorological Labs. (AOMLVHurricane Research Division (HRD), Miami, FL; and J. Hallett
213 6B.3 SENSITIVITIES TO INITIAL DISTRIBUTIONS OF CLOUDWATER, RAINWATER, AND WATER
VAPOR FIELDS IN NUMERICAL PREDICTION OF THUNDERSTORMS. Carl E. Hane, NOAA/National Severe Storms Lab. (NSSL), Norman, OK; and M. Xue
217 6B.4 A MIXED-PHASE CLOUD PARAMETERIZATION FOR USE IN A MESOSCALE NON-HYDROSTATIC
MODEL: SIMULATIONS OF A SQUALL LINE AND OF OROGRAPHIC PRECIPITATION. Jean-Pierre
Pinty, Laboratoire d'Aerologie, Toulouse, France; and P. Jabouille
221 6B.5 VERTICLE WATER TRANSPORT BY CONVECTIVE SYSTEMS. Vicki Schroeder, Univ. of
Washington, Seattle, WA; and M. B. Baker
223 6B.6 SPATIAL AND TEMPORAL PATTERNS OF LIGHTNING STRIKES AND PRECIPITATION IN
ALBERTA THUNDERSTORMS. Steven Kozak, Univ. of Alberta, Edmonton, AB, Canada; and G.
Reuter
SESSION 7A: CLOUD CHEMISTRY FIELD AND MODELING STUDIES
227 7A.1 USING DIFFERENT AEROSOL SPECIES FOR ACTIVATION OF CLOUD DROPLET IN A GENERAL
CIRCULATION MODEL. Ulrike Lohmann, Dalhousie Univ., Halifax, NS, Canada; and J. Feichter,C. C. Chuang, and J. E. Penner
231 7A.2 SCAVENGING ALONG A MOUNTAIN SLOPE: COMPARISON OF MODEL RESULTS AND
MEASUREMENTS. Joachim Orb, Federal Inst, of Technology, Zurich, Switzerland; and J. Staehelinand A. Waldvogel
235 7A.3 SUSCEPTIBILITY OF CLOUD ALBEDO TO SULFATE CONTENT OF CLOUD FORMING AIRMASSES. V. K. Saxena, North Carolina State Univ., Raleigh, NC; and P. A. Durkee, W. P. Robarge,S. Menon, and K. E. Nielsen
239 7A.4 DEVELOPMENT OF A NEW FIVE-STAGE ACTIVE CLOUD WATER COLLECTOR FOR SIZE-RESOLVED DROPLET SAMPLING. Katharine Moore, Colorado State Univ., Ft. Collins, CO; and D.
Straub, D. E. Sherman, and J. L. Collett, Jr.
241 7A.5 ORGANIC ACIDS IN THE FORMATION OF CLOUD CONDENSATION NUCLEI (CCN): AHYPOTHESIS. Shaocai Yu, North Carolina State Univ., Raleigh, NC; and V. K. Saxena
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245 7A.6 INVESTIGATION OF ORIGIN OF FALLING SNOW PARTICLE AND ITS COMPOSITION WITHCHEMICAL AND ISOTOPIC ANALYSIS. Tatsuo Endoh, Hokkaido Univ., Sapporo, Japan; and T.
Takahashi, I. Noguchi, N. Kurita, and N. Tanaka
SESSION 7B: REMOTE SENSING OF CLOUDS
249 7B. 1 IDENTIFICATION OF FREEZING DRIZZLE AND ICE CRYSTAL TYPES WITH DUAL-POLARIZATION
Ka-BAND RADAR. Roger F. Reinking, NOAA/ERL7ETL, Boulder, CO; and S. Y. Matrosov, R. A.
Kropfli, B. E. Mariner, and B. W. Bartram
253 7B.2 CLASSIFICATION OF HYDROMETEOR TYPE BASED ON MULTIPARAMETER RADAR
MEASUREMENTS: DEVELOPMENT OF A NEURO-FUZZY SYSTEM. Hongping Liu, Colorado State
Univ., Ft. Collins, CO; and V. Chandrasekar
257 7B.3 CRYSTAL TYPES IN WINTER CLOUDS OBSERVED WITH AN AIRBORNE 95 GHz POLARIMETRIC
RADAR. Mengistu Y. Wolde, Univ. of Wyoming, Laramie, WY
261 7B.4 RETRIEVAL OF CLOUD AND PRECIPITATION DROP DISTRIBUTIONS USING 94GHz RADAR
DOPPLER POWER SPECTRA. David M. Babb, Penn State Univ., University Park, PA; and J.
Verlinde and B. A. Albrecht
265 7B.5 A ONE-YEAR CLOUD CLIMATOLOGY FOR THE SOUTHERN GREAT PLAINS SITE. R. T.
Marchand, Penn State Univ., University Park, PA; and E. E. Clothiaux and T. P. Ackerman
7B.6 OBSERVATIONS OF DENSE INDONESIAN BUSHFIRE SMOKE AND IMPLICATIONS FOR
PRECIPITATION FORMATION. Jorgen B. Jensen, Commonwealth Scientific and Industrial Research
Organization (CSIRO), Aspendale, Vic, Australia; and S. Lee, C. Tivendale, J. Gras, Y. Makino, Y.
Tsutsumi, Y. Zaizen, M. Ikegami, Y. Sawa, K. Okada, and H. Harjanto
SESSION 8A: CLOUD CONDENSATION NUCLEI
267 8A.1 CLOUD CONDENSATION NUCLEI AND DRIZZLE. Seong S. Yum, DRI, Reno, NV; and J. G. Hudson
and Y. Xie
271 8A.2 CLOUD CONDENSATION NUCLEI CLIMATOLOGY. Yonghong Xie, DRI, Reno, NV; and S. S. Yum
and J. G. Hudson
275 8A.3 EFFECTIVE SUPERSATURATIONSOF CLOUDS. James G. Hudson, DRI, Reno, NV; and Y. Xie and
S. S. Yum
279 8A.4 IMPACT OF GIANT CLOUD CONDENSATION NUCLEI ON STRATOCUMULUS MICROPHYSICS,
OPTICAL PROPERTIES, AND BOUNDARY LAYER DYNAMICS. Graham Feingold, CIRA/NOAA/ETL,
Boulder, CO; and W. R. Cotton and S. M. Kreidenweis
283 8A.5 CONDENSATION NUCLEI AND CLOUD DROPLETS. Edward E. Hindman, City College of New York,
New York, NY; and M. Murchison
286 8A.6 CLOUD-INTERSTITIAL CCN AND INFERRED CLOUD DROPLET CONCENTRATIONS DURING
ACE-2. Jefferson Snider, Univ. of Wyoming, Laramie, WY; and J.-L. Brenguier
8A.7 PAPER WITHDRAWN
SESSION 8B: REMOTE SENSING OF CLOUDS
288 8B.1 AIRBORNE IN-SITU AND RADAR OBSERVATIONS OF AC. LENT. Robert D. Kelly, Univ. of
Wyoming, Laramie, WY; and D. C. Leon
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292 8B.2 MULTIPARAMETER RADAR AND IN-SITU OBSERVATIONS OF WINTER PRECIPITATION. I. A.
Ibrahim, Colorado State Univ., Ft. Collins, CO; and V. Chandrasekar, V. N. Bringi, P. C. Kennedy,R. D. Kelly, M. Schonhuber, and W. L. Randeu
296 8B.3 RETRIEVAL OF VERTICAL WIND AND CLOUD MICRO PHYSICS PARAMETERS FROM DOPPLER
RADAR PROFILER BACKSCATTER SPECTRA FROM CLOUDS AND PRECIPITATION. Dirk
Klugmann, Inst, fur Tropospharenforschung, Leipzig, Germany
300 8B.4 THE ROLE OF FIELD CAMPAIGNS IN TRMM VALIDATION. Edward J. Zipser, Texas A&M Univ.,
College Station, TX; and S. Yuter, D. A. Short, S. Rutledge, R. Houze, G. Heymsfield, J. B. Halverson,and B. S. Ferrier
8B.5 PARAMETERIZATION OF CLOUD MICROPHYSICS BASED ON SATELLITE OBSERVATIONS.
Qingyuan Han, Univ. of Alabama, Huntsville, AL; and J. Chou and R. M. Welch
302 8B.6 PROPERTIES OF STRATIFORM CLOUDS OBSERVED BY A 95 GHZ RADAR. Olaf Danne, GKSSResearch Ctr., Geesthacht, Germany; and M. Quante, H. Lemke, D. Milferstadt, H. Flint, and
E. Raschke
SESSION 9: STRATOCUMULUS I
306 9.1 CLIMATOLOGY OF CLOUD DROP SIZE DISTRIBUTIONS IN LOW-LEVEL STRATIFORM CLOUDS.
Natasha L. Miles, Penn State Univ., University Park, PA; and J. Verlinde and E. E. Clothiaux
310 9.2 MICROPHYSICAL PROPERTIES OF MARINE STRATOCUMULUS CLOUDS. Hanna Pawlowska,
Meteo-France, Toulouse, France; and J.-L. Brenguier
9.3 PAPER WITHDRAWN
314 9.4 ON THE PATCHINESS OF RADAR ECHOES IN MARINE STRATUS. Gabor Vali, Univ. of Wyoming,Laramie, WY; and S. Haimov
217 9.5 MODELLING AND OBSERVATIONS OF MICROPHYSICAL AND RADIATIVE PROPERTIES OF
STRATOCUMULUS CLOUDS. S. Ghosh, UMIST, Manchester, UK; and P. R. Jonas
319 9.6 ANALYSIS OF AIRCRAFT OBSERVATIONS TO VALIDATE AND IMPROVE THEPARAMETERISATION OF STRATIFORM CLOUD FRACTION. Robert Wood, UK Met Office,Bracknell, Berks., UK; and P. R. Field, D. W. Johnson, and M. Webb
9.7 CLOUD TYPE AND HORIZONTAL VARIABILITY IN MARINE BOUNDARY LAYERS. Robert Pincus,NASA/GSFC, Greenbelt, MD; and S. A. McFarlane and S. A. Klein
322 9.8 RESPONSE OF THE CLOUD-TOPPED MARINE BOUNDARY LAYER TO DEPLETIONOF AEROSOLCONCENTRATIONS. Andrew S. Ackerman, Univ. of Colorado, Boulder, CO; and O. B. Toon andD. E. Stevens
SESSION 10: STRATOCUMULUS II
325 10.1 A NEW TURBULENCE CLOSURE MODEL WITH EXPLICIT MICROPHYSICS FOR MARINESTRATOCUMULUS. Qing Wang, NPS, Monterey, CA; and H. Zuo, S. Wang, C. Zhao, and D. L.Westphal
329 10.2 LARGE EDDY SIMULATIONS OF CLOUD PROCESSING OF SMALL SIZE AEROSOLS IN MARINESTRATOCUMULUS. Qingfu Liu, CIMMS, Univ. of Oklahoma, Norman, OK; and Y. L. Kogan
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333 10.3 susceptibilities of spatial-mean albedo and cloud fraction to aerosolPROPERTIES IN THE MARINE BOUNDARY LAYER. Raif Majeed, Univ. of Washington, Seattle, WA;and D. A. Hegg, C. S. Bretherton, and M. B. Baker
337 10.4 MICROPHYSICAL PROCESSES IN A SIMULATED CUMULUS-STRATOCUMULUS INTERACTING
BOUNDARY LAYER. Shouping Wang, Universities Space Research Association (USRA), Huntsville,AL; and G. Feingold
340 10.5 SMALL SCALE HETEROGENEITY AT THE STRATOCUMULUS INVERSION. David E. Stevens,Lawrence Berkeley National Lab. (LBNL), Berkeley, CA
10.6 APPLICATION OFTHEMULTI-LAGRANGIAN PARCEL CLOUD SCHEMEWITH PROGNOSTIC CCNINTO THE NARCM CLIMATE MODELS. Jean-Pierre Blanchet, Univ. of Quebec, Montreal, PQ,Canada; and J. Jiang and H. Lin
344 10.7 A NEW CLOUD PHYSICS SCHEME FOR LARGE-EDDY SIMULATION MODELS OF MARINE
STRATOCUMULUS. Marat Khairoutdinov, Colorado State Univ., Ft. Collins, CO; and Y. L. Kogan
348 10.8 ON PARAMETERIZATION OF CLOUD PHYSICS PROCESSES IN MESOSCALE MODELS. Yefim L.
Kogan, CIMMS, Univ. of Oklahoma, Norman, OK
SESSION 11A: CLOUDS, NWP, AND CLIMATE MODELS I
352 11A. 1 EFFECTS OF ICE MICROPHYSICS ON CLOUD-RADIATION INTERACTION IN MONTH-LONG FINE-
SCALE SIMULATIONS DURING TOGA COARE. Xiaoqing Wu, NCAR, Boulder, CO; and M. W.
Moncrieff and W. D. Hall
354 11A.2 IMPACT OF LARGE-SCALE CONDITIONS ON CLOUD RESOLVING MODELED CLIMATE. Chung-Lin Shie, SSAI and NASA/GSFC, Greenbelt, MD; and W.-K. Tao, J. Simpson, and C.-H. Sui
358 11A.3 IMPLEMENTATION OF PROGNOSTIC CLOUD SCHEME FOR A REGIONAL SPECTRAL MODEL.
Song-You Hong, NOAA/National Weather Service (NWS)/National Centers for Environmental
Prediction (NCEP), Washington, DC; and H.-M. H. Juang and Q. Zhao
360 11 A.4 COMPARISON OF ECMWF FRONTAL CLOUDS TO SATELLITE OBSERVATIONS. Stephen A.
Klein, NOAA/Geophysical Fluid Dynamics Lab. (GFDL), Princeton, NJ; and C. Jakob
SESSION 11B: STORM STRUCTURE
11 B.1 MODELING PRECIPITATION ON COLD FRONTS. John D. Locatelli, Univ. of Washington, Seattle,
WA; and M. J. Brown, M. T. Stoelinga, and P. V. Hobbs
362 11 B.2 DYNAMIC AND THERMODYNAMIC STRUCTURE OF THE MID-LATITUDE CYCLONE OBSERVED
ON 19 FEBRUARY 1997 DURING FASTEX. Marie-Pierre Moine, Laboratoire d' Aerologie, Toulouse,
France; and F. Roux
366 11B.3 THE EFFECTS OF THE ISLAND OF HAWAII ON TRADE-WIND RAINBAND EVOLUTION. Jian-Jian
Wang, Univ. of Illinois, Urbana, IL; and R. M. Rauber, H. T. Ochs III, and R. E. Carbone
370 11 B.4 THREE-DIMENSIONAL CLOUD DEPICTIONS BASED ON FIELD EXPERIMENT MEASUREMENTS.
Thomas R. Caudill, Air Force Research Lab., Hanscom AFB, MA; and D. C. Norquist
SESSION 12A: CLOUDS, NWP, AND CLIMATE MODELS II
12A.1 THE ROLE OF VERTICALLY VARYING CLOUD COVER FOR THE PARAMETERIZATION OF
MICROPHYSICAL PROCESSES IN THE ECMWF MODEL. Christian Jakob, European Centre for
Medium-Range Weather Forecasts, Reading, Berks., UK; and S. A. Klein
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372 12A.2 EFFECTS OF ICE CRYSTAL SHAPE ON THE RADIATIVE CHARACTERISTICS OF LOW LEVEL ICE
CLOUDS. I. Gultepe, Atmospheric Environment Service (AES), Downsview, ON, Canada; and G. A.
Isaac, A. V. Korolev, S. G. Cober, and J. W. Strapp
376 12A.3 MOMENTUM TRANSPORT BY CONVECTION IN COLD-AIR OUTBREAKS. Vanda GrubiSic, NCAR,Boulder, CO; and M. W. Moncrieff
SESSION 12B: LAKE EFFECT CLOUDS
377 12B.1 AIRBORNE DOPPLER RADAR OBSERVATIONS OF BOUNDARY LAYER CONVECTION IN LAKE-
EFFECT SNOW STORMS. David A. R. Kristovich, ISWS, Champaign, IL; and N. F. Laird, M. R.
Hjelmfelt, and P. H. Hildebrand
379 12B.2 NUMERICAL SIMULATIONS OF AN OBSERVED LAKE EFFECT SNOW STORM WITH
TRANSITIONS BETWEEN LINEAR AND CELLULAR CONVECTIVE STRUCTURES. K. A. Cooper,South Dakota School of Mines and Technology, Rapid City, SD; and M. R. Hjelmfelt, D. A. R.
Kristovich, R. G. Derickson, and N. F. Laird
383 12B.3 A MODELING STUDY OF THE ROLE OF LAKE MICHIGAN IN DETERMINING SEVERITY OF LAKE-
EFFECT SNOWSTORMS OVER LAKE ERIE. Bruce L Rose, Univ. of Illinois, Urbana, IL; and J. E.
Walsh and D. A. R. Kristovich
SESSION 13A: PARTICLE SIZE DISTRIBUTIONS
387 13A.1 RAIN DROP SIZE DISTRIBUTIONS AND RADAR RAIN MEASUREMENT IN SOUTH FLORIDA,
Paul T. Willis, NOAA/AOML, Miami, FL
391 13A.2 CHARACTERISTICS OF THE DROP SIZE DISTRIBUTION IN STRATIFORM PRECIPITATION. All
Tokay, NASA/GSFC, Greenbelt, MD; and D. A. Short, O. W. Thiele, C. R. Williams, W. L. Ecklund,and K. S. Gage
395 13A.3 PHYSICAL PROCESSES RESPONSIBLE FOR CREATION AND ELIMINATION OF THE SMALL-
DROP PEAK IN RAINDROP SIZE DISTRIBUTIONS. Philip S. Brown, Jr., Trinity College, Hartford,CT
399 13A.4 RAINDROP SIZE DISTRIBUTIONS: EXPONENTIAL OR GAMMA—DOES IT MAKE A DIFFERENCE?
Paul L. Smith, South Dakota School of Mines and Technology, Rapid City, SD
403 13A.5 EQUILIBRIUM RAINDROP SIZE DISTRIBUTIONSAND OBSERVED SPECTRA EVOLUTION. Robert
Nissen, Univ. of Toronto, Toronto, ON, Canada; and R. List
407 13A.6 FALL VELOCITY AND SHAPE PARAMETERS OF SOLID PRECIPITATION PATRICLES. M,
Hanesch, ETH, Zurich, Switzerland; and A. Waldvogel, M. Schonhuber, and W. L. Randeu
SESSION 13B: COLD CLOUD MICROPHYSICS I
409 13B.1 THE POTENTIAL EFFECT OF ANTHROPOGENIC AEROSOLS ON THE FORMATION OF CLEARSKY PRECIPITATION AND ICE FOG OR STRATUS IN THE ARCTIC. Eric Girard, McGill Univ.,Montreal, PQ, Canada; and J.-P. Blanchet
13B.2 PAPER WITHDRAWN
413 13B.3 ARCTIC CLOUD MEASUREMENTS OBTAINED WITH THE ETL UNATTENDED LIDAR SYSTEM.Janet M. Intrieri, NOAA/ERL/ETL, Boulder, CO; and W. L. Eberhard, R. J. Alvarez II, and K. R. Healy
415 13B.4 RADIATIVE IMPACTS ON THE GROWTH OF DROPS IN ARCTIC STRATUS. J. Y. Harrington, Univ.of Alaska, Fairbanks, AK; and G. Feingold and W. R. Cotton
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13B.5 MICROSTRUCTURES OF LOW AND MIDDLE-LEVEL CLOUDS OVER THE BEAU FT. SEA. Peter V.
Hobbs, Univ. of Washington, Seattle, WA; and A. L. Rangno
419 13B.6 PRECIPITATION MECHANISM OF OROGRAPHIC SNOW CLOUDS WITH WARM TOP
TEMPERATURES. Mizuho Miyao, Meteorological Research Inst. (MRI), Tsukuba, Ibaraki, Japan; and
M. Murakami, N. Orikasa, Y. Yamada, and K. Soeda
SESSION 14A: LABORATORY STUDIES
423 14A.1 THE GROWTH OF ATMOSPHERIC ICE CRYSTALS—A SUMMARY OF FINDINGS IN VERTICAL
SUPERCOOLED CLOUD TUNNEL STUDIES. Norihiko Fukuta, Univ. of Utah, Salt Lake City, UT; and
T. Takahashi
427 14A.2 LABORATORY STUDIES OF LIGHT SCATTERING BY SINGLE LEVITATED ICE CRYSTALS. Neil J.
Bacon, Univ. of Washington, Seattle, WA; and B. D. Swanson, M. B. Baker, and E. J. Davis
429 14A.3 LEVITATED ICE CRYSTALS: LABORATORY MEASUREMENTS OF ICE PARTICLE BREAKUP AND
GROWTH/SUBLIMATION RATES. Brian D. Swanson, Univ. of Washington, Seattle, WA; and N. J.
Bacon, E. J. Davis, and M. B. Baker
431 14A.4 CRYSTALLOGRAPHIC ORIENTATION OF FRACTURED PLANE IN SNOWFLAKES. Hisashi Shio,Hokkaido Univ. of Education, Sapporo, Japan
434 14A.5 LABORATORY INVESTIGATION OF ICE GROWTH FROM THE VAPOR UNDER CIRRUS
CONDITIONS BETWEEN -30°C AND -70°C. Matthew Bailey, DRI, Reno, NV; and J. Hallett
438 14A.6 A PHYSICALLY BASED SCALING FOR THE EFFECT OF PRESSURE ON THE COALESCENCE
EFFICIENCY OF SMALL PRECIPITATION DROPS. Kenneth V. Beard, Univ. of Illinois, Urbana, IL;and H. T. Ochs III and S. Liu
SESSION 14B: COLD CLOUD MICROPHYSICS II
439 14B.1 PRECIPITATION MECHANISMS IN STRATIFORM SNOW CLOUDS ASSOCIATED WITH AN
UPPER-LEVEL TROUGH OVER THE SEA OF JAPAN. Masataka Murakami, MRI, Tsukuba, Ibaraki,
Japan; and Y. Yamada, T. Matsuo, J. D. Marwitz, and G. Gordon
443 14B.2 ON THE ESTIMATION OF SNOWFALL RATE USING VISIBILITY. Roy M. Rasmussen, NCAR,
Boulder, CO; and J. Vivekanandan, J. Cole, B. Myers, and C. Masters
447 14B.3 OVERVIEW OF THE CANADIAN FREEZING DRIZZLE EXPERIMENT, I, II, AND III. George A. Isaac,
AES, Downsview, ON, Canada; and S. G. Cober, A. V. Korolev, J. W. Strapp, A. Tremblay, and D. L
Marcotte
451 14B.4 IMPROVED MICROPHYSICAL OBSERVATIONS IN MIXED PHASE CLOUDS. R. Paul Lawson,
SPEC Inc., Boulder, CO; and T. L Jensen
455 14B.5 AIRCRAFT OBSERVATIONS OF ICE CRYSTAL EVOLUTION IN ALTOSTRATUS CLOUD. Paul R.
Field, Meteorological Research Flight, Farnborough, Hampshire, UK; and D. W. Johnson
458 14B.6 STUDIES OF SNOWFLAKE AGGREGATION EFFICIENCIES WITHIN THE MELTING LAYER.
Sabine Goke, ETH, Zurich, Switzerland; and A. Waldvogel
462 14B.7 AIRCRAFT ICING DIAGNOSTICS FROM SIMPLE CLOUD PHYSICS EQUATIONS. Donald W.
McCann, Aviation Weather Ctr., Kansas City, MO
466 14B.8 COMPARISON OF ICE PRODUCTION MECHANISMS IN SMALL CUMULUS AND STRATIFORM
CLOUDS. Mikhail Ovtchinnikov, CIMMS, Univ. of Oklahoma, Norman, OK; and Y. L. Kogan
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SESSION 15: SMALL CUMULUS MICROPHYSICS STUDY
470 15.1 THE EARLY INTENSIFICATION OF RADAR ECHO FROM WARM CUMULUS. Charles A. Knight,NCAR, Boulder, CO
474 15.2 WARM-CLOUD ADIABATIC AND MIXED REGIONS AS DEDUCED FROM DUAL-WAVELENGTH
RADAR MEASUREMENTS. L Jay Miller, NCAR, Boulder, CO; and C. A. Knight
478 15.3 VALIDATION OF DROPLET SPECTRA AND LIQUID WATER CONTENT MEASUREMENTS DURING
SCMS-95. Frederic Burnet, Meteo-France, Toulouse, France; and J.-L. Brenguier
482 15.4 OBSERVATIONS PERTAINING TO THE DEVELOPMENT OF LARGE CLOUD DROPLETS IN WARM
CUMULI. Jeffrey R. French, Univ. of Wyoming, Laramie, WY
486 15.5 MICROPHYSICAL PROPERTIES OF FLORIDA SMALL CUMULUS CLOUDS PART I:
OBSERVATIONS. Neil F. Laird, ISWS, Champaign, IL; and H. T. Ochs III, R. M. Rauber and L. J.
Miller
SESSION 16: ULTRA-GIANT NUCLEI AND WARM RAIN PROCESSES
490 16.1 MICROPHYSICAL PROPERTIES OF FLORIDA SMALL CUMULUS CLOUDS PART II: MODELINGSTUDIES. Harry T. Ochs III, ISWS, Champaign, IL; and R. M. Rauber, N. F. Laird, and L. J. Miller
492 16.2 INFLUENCE OF ULTRA-GIANT NUCLEI ON CUMULUS CLOUDS OBSERVED DURING THE SMALL
CUMULUS MICROPHYSICS STUDY IN FLORIDA. Alan M. Blyth, New Mexico Tech, Socorro, NM;and J. Zhou and J. Latham
494 16.3 ULTRAGIANT AEROSOL GROWTH BY COLLECTION WITHIN A WARM CONTINENTAL CUMULUS.Sonia G. Lasher-Trapp, Univ. of Oklahoma, Norman, OK; and C. A. Knight and J. M. Straka
498 16.4 A TEST OF THE ULTRAGIANT NUCLEI THEORY USING A LAGRANGIAN RAINDROP
TRAJECTORY MODEL IN FOUR-DIMENSIONAL DUAL-DOPPLER FIELDS. Marcin J. Szumowski,Univ. of Illinois, Urbana, IL; and R. M. Rauber and H. T. Ochs III
502 16.5 NUMERICAL SIMULATIONS OF THE FORMATION OF GIANT DROPS IN HAWAIIAN CLOUDSUSING A KINEMATIC MODEL WITH DETAILED MICROPHYSICS. Tamir G. Reisin, Tel Aviv Univ.,Tel Aviv, Israel; and Z. Levin, S. Tzivion, and Y. Yin
504 16.6 MODIFICATION OF MINERAL DUST PARTICLES BY CLOUD PROCESSING AND SUBSEQUENTEFFECTS ON DROP SIZE DISTRIBUTIONS. Zev Levin, Tel Aviv Univ., Tel Aviv, Israel; and S. C.WurzlerandT. G. Reisin
506 16.7 PARAMETERIZATION OF MICROPHYSICAL PROCESSES IN WARM CLOUDS WITH A TWO-MOMENT SCHEME: DESCRIPTION AND APPLICATION IN A MESOSCALE NONHYDROSTATICMODEL. Jean-Martial Cohard, Laboratoire d' Aerologie, Toulouse, France; and J.-P. Pinty
SESSION 17: SPECTRAL BROADENING
510 17.1 DROPLET SPECTRA BROADENING IN CUMULUS CLOUDS: REVIEW OF ADVANCES INOBSERVATIONS AND NUMERICAL SIMULATIONS. Jean-Louis Brenguier, Meteo-France, Toulouse,France
514 17.2 DROPLET SPECTRA BROADENING AND CONCENTRATION INHOMOGENEITIES. LaureChaumat, Meteo-France, Toulouse, France; and J.-L. Brenguier
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518 17.3 ON THE VARIABILITY OF MICROPHYSICAL PARAMETERS IN TROPICAL CUMULUS CLOUDS.
Alexandre A. Costa, Colorado State Univ., Ft. Collins, CO, and Fundacao Cearense de Meteorologiae Recursos Hidricos, Fortaleza, Brazil; and A. A. Coelho, J.-L. Brenguier, C. J. de Oliveira, and J. C. P.
de Oliveira
522 17.4 A FINE STRUCTURE OF CLOUD DROP CONCENTRATION AS SEEN FROM THE FAST-FSSP
MEASUREMENTS. M. B. Pinsky, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and J.-L.
Brenguier and A. Khain
526 17.5 COLLISIONS OF SMALL DROPS IN A TURBULENT FLOW. M. B. Pinsky, The Hebrew Univ. of
Jerusalem, Jerusalem, Israel; and M. Shapiro and A. Khain
17.6 PAPER WITHDRAWN
530 17.6A ON THE INFLUENCE OF THE SIZE DISTRIBUTION OF CLOUD CONDENSATION NUCLEI ON THE
DEVELOPMENT OF CLOUD AND PRECIPITATION. Yan Yin, Tel Aviv Univ., Tel Aviv, Israel; and Z.
Levin, T. G. Reisin, and S. Tzivion (formerly paper number (P1.9)
534 17.7 DROPLET SPECTRA BROADENING BY THE RIPENING PROCESS IN POLLUTED AND CLEAN
STRATIFORM CLOUDS. Fikrettin Qelik, Univ. of Alberta, Edmonton, AB, Canada
SESSION 18: ENTRAPMENT AND TURBULENCE
538 18.1 THE RELATIONSHIP BETWEEN THE TRANSILIENT MATRIX AND THE GREEN'S FUNCTION FOR
THE ADVECTION-DIFFUSION EQUATION. Vincent E. Larson, Massachusetts Inst, of Technology(MIT), Cambridge, MA
18.2 PAPER WITHDRAWN
542 18.3 DROP GROWTH DUE TO HIGH SUPERSATURATION CAUSED BY ISOBARIC MIXING. Alexei V.
Korolev, AES, Downsview, ON, Canada; and G. A. Isaac
546 18.4 MICROSCOPIC APPROACH TO CONDENSATIONAL GROWTH OF CLOUD DROPLETS. Paul A.
Vaillancourt, McGill Univ., Montreal, PQ, Canada; and M. K. Yau and W. W. Grabowski
550 18.5 THE CALCULATION OF ENTRAINMENT AND DETRAINMENT RATES IN NUMERICALLY
SIMULATED CLOUDS. Charles Cohen, Inst, of Global Change Research and Education, Huntsville,
AL; and S. Wang
554 18.6 INVESTIGATION OF THE DROPLET CONCENTRATION AT THE CLOUD-CLEAR AIR INTERFACE.
Szymon P. Malinowski, Warsaw Univ., Warsaw, Poland; and A. Jaczewski
JOINT SESSION J1: INADVERTENT CLOUD MODIFICATION (Joint with 14th Conference on Planned and
Inadvertent Weather Modification)
J1 J1.1 ANTHROPOGENIC CLOUDY FORMATIONS AND OPPORTUNITIES OF THEIR ARTIFICIAL
CREATION AND DESTRUCTION. Gennady I. Mazurov, Russian State Hydrometeorological Inst., St.
Petersburg, Russia; and V. I. Akselevich and V. P. Belogub
J1.2 Paper moved to Joint Session J2, paper number J2.3A
J5 J1.2A THE EVOLUTION OF WATER AND HYDROMETEORS WITH HEIGHT AND TIME IN CONVECTIVE
CLOUDS OVER ISRAEL, TEXAS AND THAILAND. Ronen Lahav, The Hebrew Univ. of Jerusalem,
Jerusalem, Israel; and D. Rosenfeld, P. Sudhikoses, and W. Sukamjanaset (formerly paper J2.2)
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J9 J1 3 PRELIMINARY STUDIES ON THE VARIATIONS OF CLOUD CONDENSATION NUCLEI (CCN) AND
AEROSOL PARTICLES OVER THAILAND AND INDONESIA AND THE POSSIBLE IMPACTS ON
PRECIPITATION FORMATION IN CLOUDS. Roelof T. Bruintjes, NCAR, Boulder, CO; and R. M.
Rasmussen, W. Sukamjanaset, P. Sudhikoses, and M. Karmini
J13 J1.4 INADVERTENT MODIFICATION OF PRECIPITATION IN AREAS WITH GROUND GENERATOR
NETWORKS AIMED AT HAIL SUPPRESSION: THE CASE OF THE EBRO VALLEY. J. L. Sanchez,Univ. de Leon, Leon, Spain; and J. Dessens, J. L. Marcos, M. T. de la Fuente, and A. Castro
J17 J1.5 SUPPRESSING SHIP-PRODUCED AND SHIP-MODIFIED MARINE STRATOCUMULUS. Edward E.
Hindman, City College of New York, New York, NY
J21 J1.6 CLOUD DROPLET SPECTRA FORMATION BY RIPENING PROCESS WITH INTERNAL MIXING.
Fikrettin Celik, Enviro-Meteo Services, Inc., Edmonton, AB, Canada
J1.7 PRODUCTION OF ICE NUCLEATING AEROSOL PARTICLES BY JET AIRCRAFT. David C. Rogers,Colorado State Univ., Ft. Collins, CO; and P. J. DeMott, S. M. Kreidenweis, and Y. Chen
JOINT SESSION J2: MICROPHYSICALPROCESSES ASSOCIATED WITH CLOUD SEEDING (Joint with 14th
Conference on Planned and Inadvertent Weather Modification)
J24 J2.1 CLOUD WATER, RAIN WATER, TEMPERATURE AND DRAFT RELATIONSHIPS IN THAI
SUPERCOOLED CONVECTIVE CLOUDS. Wathana Sukamjanaset, Bureau of Royal Rainmakingand Agricultural Aviation, Bangkok, Thailand; and P. Sudhikoses, N. Tantipubthong, W. L. Woodley,and D. Rosenfeld
J2.2 Paper moved to Joint Sesion J1, paper number J1.2A
J28 J2.2A SPACE-BORNE BASED INSIGHTS INTO PRECIPITATION FORMATION PROCESSES INCONTINENTAL AND MARITIME CONVECTIVE CLOUDS, PART I: METHODOLOGY. Daniel
Rosenfeld, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and I. M. Lensky (formerly paper J2.3)
J2.3 Paper moved to J2.2A
J32 J2.3A SPACE-BORNE BASED INSIGHTS INTO PRECIPITATION FORMATION PROCESSES IN
CONTINENTAL AND MARITIME CONVECTIVE CLOUDS, PART II: CASE STUDIES. Itamar M.
Lensky, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and D. Rosenfeld (formerly paper J1.2)
J36 J2.4 MICROPHYSICAL CHARACTERISTICS OF CONVECTIVE CLOUDS IN NORTHERN MEXICO.
Roelof T. Bruintjes, NCAR, Boulder, CO; and D. W. Breed, V. Salazar, and H. R. Rodriguez
J40 J2.5 COLD-CLOUD MICROPHYSICAL OBSERVATIONS IN SEEDED AND NON-SEEDED THAI CLOUDS.
Prinya Sudhikoses, Bureau of Royal Rainmaking and Agricultural Aviation, Bangkok, Thailand; andW. Sukamjanaset, N. Tantipubthong, W. L. Woodley, and D. Rosenfeld
J44 J2.6 MICROPHYSICAL ASPECTS OF A HAILSTORM SEEDED BY A GROUND GENERATOR NETWORKIN LLEIDA (SPAIN). J. L Sanchez, Univ. de Leon, Leon, Spain; and R. Fraile and A. Vega
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