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EUMETSAT- ESSL 2nd Convective Workshop, 8-10 October 2009, Landshut, Germany

Mateja Iršič Žibert, Remote Sensing Department

Environmental Agency of the Republic of Slovenia

EUMETSAT- ESSL 2nd Convective Workshop, 8-10 October 2009, Landshut, Germany

Pre-convective environment: NWP fields

Indeks (3 classes)

Stability

Most unstable CAPE

Thompson index (TI)

Showalter index (SWI)

2-4 km temperature lapse rate

Did the model forecasted convective precipitation?

Kinematics

ground-500hPa shear (DLS)

Storm-relative helicity (SRH)

Mesoscale convective system index (MCS)

Bulk Richardson number (BRN)

Vertical motion

Vertical speed at 700 hPa

Q vector divergence

Available Moisture

Theta e (850hPa)

Dew point temperature

EUMETSAT- ESSL 2nd Convective Workshop, 8-10 October 2009, Landshut, Germany

Pre-convective environment

Satellite products:

•NWCSAF : Total Precipitable Water (TPW, LPW)

•MPEF: Global Instability Index (GII/RII) and

NWCSAF: Stability Analysis Imagery (SAI)

•NWCSAF: Air Mass Analysis (AMA)