Add Yahoo as a preferred source to see more of our stories on Google. Tune into any TV weather report and you'll hear the words "Doppler radar" as meteorologists track storms across California. But ...

Classic Weather Maps. Follow along with us on the latest weather we're watching, the threats it may bring and check out the extended forecast each day to be prepared. You can find ...

Yesterday's Radar Loop shows areas of precipitation for the prior day. A weather radar is used to locate precipitation, calculate its motion, estimate its type (rain, snow, hail, etc.), and forecast ...

The Current Radar map shows areas of current precipitation. A weather radar is used to locate precipitation, calculate its motion, estimate its type (rain, snow, hail, etc.), and forecast its future ...

Shows current cloud cover with the white and grey areas representing cloud cover.

Tune into any TV weather report and you’ll hear the words “Doppler radar” as meteorologists track storms across California. But how does Doppler radar work? And how accurate is it? The concept of ...