Flying

Are Surface Observations Based on Instantaneous Measurements?

Automated Surface Observing Systems (ASOS/AWOS) continuously sample weather data over specified periods, rather than instantaneously, using algorithms to generate observations that represent the ...
WHNT

What Is An ASOS And Why Is It Important?

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The Automated Surface Observation System, ...
Flying

Does ASOS Have a Built-in Lightning Detection?

Question: Does an automated surface observation system (ASOS) have a built-in lightning detection system? Without an observer, how does it know to add a thunderstorm (TS), thunderstorms in the ...
WSMV

Have you ever wondered where official weather observations are taken from?

NASHVILLE, Tenn. (WSMV) - When you hear us say the official high today, we are using the official observation from the Nashville airport. Non-stop reports from Automated Surface Observing Systems are ...
Houston Chronicle

Houston's oldest commercial airport provides rare look at how weather data is collected

In the United States, 210 million weather observations are taken every day from automated weather stations, professional meteorologists and trained storm spotters. Airports across the country take ...