Weather instruments II

BY: Jessie lra C ViIIanueva

anemometer •used for measuring wind speed •common weather station instrument •from the Greek word anemos means wind•Battista Alberti in 1450 Weather vane

•Also known as wind vane and weathercock•showing the direction of the wind•used as an architectural ornament to the highest point of a building.

Windsock•conical textile tube•indicates wind direction and speed.• used at • airports• chemical plants• highways

Wind

Barometer• instrument that measures atmospheric pressure•Creator of mercury barometer unknown•Creator of aneroid barometer is 1844 by Lucien Vidi

barograph •recording aneroid barometer•A barograph is used to measure pressure•It produces paper or foil chart called barogram•records the air pressure every 3 hours•Creator is Lucien Vidi

Air Pressure

radiosonde •Battery-powered instrument•Carried into the atmosphere by a weather balloon•Measures various atmospheric parameters •Transmits by radio to a ground receiver.

Modern Weather InstrumentsWeather balloon •Made of highly flexible latex material•Usually filled with hydrogen or helium

Weather satellite•used to monitor the weather and climate of the Earth. •Sees clouds and cloud systems City lights, fires, effects of pollution, auroras etc

Modern Weather InstrumentsWeather radars•used in• locating precipitation• calculating its motion• estimate its type

•Most are Doppler radars

ASOS•Automated sensor suites •Designed to serve aviation •For safe and efficient aviation operations•Designed to measure:• Wind speed and direction• Visibility • Present weather; etc

http://weather.about.com/od/weatherinstruments/a/barometers.htm

references

https://en.wikipedia.org/wiki/Radiosondehttps://en.wikipedia.org/wiki/Weather_vane

https://en.wikipedia.org/wiki/Windsock

https://en.wikipedia.org/wiki/Anemometer

Image referenceshttp://img.directindustry.com/images_di/photo-g/cup-anemometer-59132-2721269.jpg

http://airportwindsocks.com/images/WIndsock%20Pole%20Top.jpghttps://img.new.cgtrader.com/items/24904/wind_vane_3d_model_3ds_fbx_blend_dae_1b84ac81-a603-444d-835c-be179f0f5842.png

https://en.wikipedia.org/wiki/Barograph

http://apphysicsc.com/wp-content/uploads/2012/08/MercuryBarometer.jpg

https://www.sksato.co.jp/modules/shop/images/7610-20._4.jpg

https://en.wikipedia.org/wiki/Weather_radar

https://www.premierflightct.com/newsletters/TrainingArticles/DocImages/Content/WxBalloon.jpghttp://www.isws.illinois.edu/atmos/images/radarB-chill.jpghttps://upload.wikimedia.org/wikipedia/commons/a/a5/Doppler_Weather_Radar_-_NOAA.jpghttp://www.allweatherinc.com/wp-content/uploads/ASOS_01.jpghttp://www.nasamarine.com/prodimages/New-main-Meteoman-pic.jpg