Atmospheric Sciences 370 Observing Systems

ASOS: Automated Surface Observing System

Hydrothermograph

Precipitation Gauges

Laser WeatherIdentifier

AnemometerWind Vane Laser Ceilometer

The ASOS Freezing Rain Sensor

uses an ultrasonically vibrating probe to detect the presence of icing conditions. The vibrating frequency of the probe decreases with the accumulation of ice.

Lightning Sensor

Visibility Sensor

Full ASOS system in Arizona

Other Surface Networks

Bureau ofLand ManagementRAWS

Schoolnet Sites by AWS

Marine Reports

Ocean and LakeWeather Buoys

Anchored

Drifting Buoys

Wind Pressure

Coastal Marine (CMAN) Reports from the Coast Guard

Northwest Buoy and CMAN Locations

Ship Reports: Marine VOS Program

Volunteers Observers--generally 6-hourly reports

SatelliteMicrowaveScatterometerWinds

QuickScat SatelliteBounces microwaves off the ocean surfaceCapillary waves dependent on wind speed and direction

Upper Air Data

Radiosonde

Radar Wind Profiler and RASS (Radio Acoustic Sounding System)

Seattle Profiler/RASS

ACARS: Aircraft ObservationsGenerally on wide-body aircraft

Aircraft Communications Addressing and Reporting System

Cloud andWater VaporTrack WindsBased on Geostationary Weather Satellites

Satellite Temperature and Humidity Soundings

GOES sounder unit

Radar and Satellite Imagery

MORE LATER!