Chapter12WeatherForecasting

Chapter12WeatherForecasting - 1. Chapter 12 Weather...

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1. Chapter 12 Weather Forecasting Can you predict the coming weather from this photo? 2. Weather Forecast – scientific estimate of the weather conditions at some future time Variables: Temperature Precipitation Cloudiness Humidity Wind speed and direction (But also dew point and barometric pressure as well as local conditions like proximity to ocean, mountains, etc. And of course you must know chance of fog, severe weather, etc.) 3. National Weather Service (NWS) Branch of National Oceanic and Atmospheric Administration (NOAA) “The National Weather Service provides weather, hydrologic and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy. “ - Hazardous weather prediction most important - 80% of all emergencies are weather-related - ~6000 people lose their lives every year to weather events and there has been a 500% increase in damages since ‘86 - 119 Weather forecast offices - Local weather and Weather Channel get info from NWS 4. The first weatherman – Ben Franklin - Poor Richard’s Almanac in 1732 (forerunner to the Farmer’s Almanac; used folklore to make weather predictions EX. Woolly Caterpillars = bad winter) - Documented movement of weather patterns (1743) with observations of timing
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Chapter12WeatherForecasting - 1. Chapter 12 Weather...

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