Follow atmospheric river storm impacts with interactive radar and see the latest traffic conditions and rain totals.

Outside every National Weather Service (NWS) office around the U.S. stands what looks like an enormous white soccer ball, perched atop metal scaffolding several stories high. These somewhat plain ...

There’s a very specific reason us meteorologists say the phrase “doppler radar.” Modern weather radars are doppler radars because they use the doppler effect to analyze not only where a storm is, but ...

The current network of weather radars in the United States was installed in the late 1980s and into the 1990s. There are nearly 160 weather radars in the network. The radars are the NEXRAD WSR-88D ...

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. Here is where to ...