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

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 ...

Saturday is expected to bring the potential of severe weather in Northern California, along with heavy rain and wind. Snow is also expected to impact travel in the Sierra on Sunday. Sign up for our ...

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 ...