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Lenticular Clouds • Results from strong wind flow over mountainous area • Sometimes indicates an approaching snowstorm epod.usra.edu Lenticular Mammatus www.ksntv.com WEATHER INSTRUMENTS Thermometer Mercury in a Thermometer Wind Gauge Handheld Wind Gauge Barometer Hygrometer Digital Thermometer and Hygrometer Radar • Stands for “RAdio Detecting And Ranging” • Uses radio waves to detect wind direction and precipitation in the air www.nssl.noaa.gov www.wrh.noaa.gov Analysis Understanding what the weather is doing at the moment Surface maps www.meteor.iastate.edu Radar maps wcau.nbcweatherplus.com Satellite Images www.goes.noaa.gov Temperature Maps fwww.lawnandlandscape.com wcau.nbcweatherplus.com Prediction • Understanding what could happen in the future • Predicting what we think will happen in the future • Communicating the predictions to the public Numerical Models www.atmos.millersville.edu Typical Forecast A weak area of high pressure over the Northeast may bring us a few peeks of sunshine today, however, by tomorrow a potent storm system from the deep south will be taking its place. This low pressure system will bring windy conditions, scattered showers, and a chance for a gusty thunderstorm. Finally, that system will move out of the area on Friday and slightly cooler conditions will follow for the weekend. • Today: Mostly cloudy skies with a few peeks of sun. High: Near 65 • Tonight: Mild and breezy with increasing clouds and a chance of showers. Low: 54-58 • Thursday: Windy with showers and a possible thunderstorm developing. High: 64-68 • Thursday Night: Evening showers, breezy and mild. Low: 44-48 • Friday: Mix of clouds and sun with a mild breeze. High: 54-58 www.atmos.millersville.edu Meteorology at Millersville Science Building Earth Science Department Faculty 2006-2007 American Meteorological Society Members www.millersvillemeteorology.org The End