Assorted Observation Systems

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Presentation transcript:

Assorted Observation Systems Meteorology 415 Fall 2011

Probing the Atmosphere Surface Automated Surface Observing System (ASOS) - Temp, Moisture, Pressure, Wind, Solar Radiation, Cloud Height, Precipitation, Visibility

Probing the Atmosphere Network of Surface Hourly Observations: - FAA (1,000) - FHWA (100’s) - USDA (100’s) - DOD (100’s) - USFS (100’s) - EPA (100’s)

Probing the Atmosphere Network of Mesoscale Observations: - State DOT (1000) - AG Nets (1000) - Private (AWS) (7000) - Utilities (100’s)

Probing the Atmosphere Cooperative Climate Network (10,000) daily precip most snow some temp few river gauges

Probing the Atmosphere Cooperative Climate Network Backbone of the nation’s climate records

Probing the Atmosphere Historical Climate Network (1,000 subset) Basis of US Climate Trends

Probing the Atmosphere Vertical Profile Radiosonde Network (100)

Probing the Atmosphere Vertical Profile Atmospheric Sounding Twice a day Temperature Dewpoint Winds Area equal to energy

Probing the Atmosphere Vertical Profile Profiler Network (dozens)

Probing the Atmosphere Vertical Profile Profiler Cross-Section Every 6 minutes Winds Density (T,M)

Probing the Atmosphere Vertical Profile Suomi-Net (100) Real-Time Integrated Water Content of the Atmosphere based on GPS attenuation

Probing the Atmosphere Vertical Profile Suomi-Net A time series of precipitable water vapor Related to surface flux of out-going long wave radiation Used as a calibration for other estimates of water content

Probing the Atmosphere Cross-Sections ACARS – Aircraft Communications Addressing and Reporting System (4,000 daily)

Probing the Atmosphere Cross-Sections ACARS Winds and Temperatures along the flight path Important reports of Turbulence, both in cloud and clear air

Probing the Atmosphere Horizontal – surface observing systems; hourly, daily Vertical – weather balloons, Doppler radar, GPS Cross-Section – Aircraft sensors

References http://acweb.fsl.noaa.gov/ruc_acars/ http://www.profiler.noaa.gov/npn/ http://www.weather.gov/om/coop/ http://www.ua.nws.noaa.gov/nws_upper.htm http://www.met.utah.edu/jhorel/html/mesonet/meso_mtn.pdf