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6 History and Instrumentation

6 History and Instrumentation - b Moisture variables i...

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9/6 History and Instrumentation 1. Timeline a. 15-1700: instruments developed b. 1800s: better/ more instruments with invention of telegraph c. 1920: concept of air masses and weather fronts formulated in Norway d. 1940: 3D view of the atmosphere e. 1950s: science high speed computers and age of numerical weather prediction born f. 1960: first satellite launched 2. Measurements a. Temperature i. Fahrenheit to Celsius: subtract 32 from temperature and divide by 1.8 ii. Celsius to Fahrenheit: multiply by 1.8 and add 32 to degree Celsius
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Unformatted text preview: b. Moisture variables i. Relative humidity ii. Dew point iii. Dry bulb: regular temperature iv. Wet bulb: evaporative cooling power c. Temperature: thermometer d. Moisture: hair hygrometer, sling psycrometer e. Atmospheric pressure: barometer f. Wind: anemometer 3. Remote sensing a. Radiosonde i. Balloons to measure temperature, pressure, humidity b. RADAR i. Radio Detection and Ranging transmitter and receiver c. Doppler Radar d. Satellites i. GOES: Geostationary Operational Environmental Satellite...
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  • Spring '08
  • Atmospheric thermodynamics, Psychrometrics, Numerical Weather Prediction, Operational Environmental Satellite

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