Heather Waldman explains what you need to know about the possible flood risk in Northern California from rain in the forecast ...

The KCRA 3 weather team is issuing Impact Days through Tuesday because back-to-back storm systems will bring waves of rain and snow that can affect outdoor activities and travel.

A warm, wet storm originating in Hawaii will be pulled north toward California bringing heavy rain and localized flood risk.

Scientists say a warming planet may have been responsible for a winter storm that dropped 10 inches of snow on Northwest ...

Fri, January 31, 2025 at 12:26 AM UTC ...

The poleward movement of atmospheric rivers can be explained as a chain of interconnected ... found that the trend in summertime atmospheric river activity may contribute 36% of the increasing ...

The polar vortex, Alessi explained, is a river of air in the upper atmosphere, higher than the jet stream, that circulates around the Arctic. When the polar vortex is disrupted, as sometimes ...

“An atmospheric river is essentially a river of moisture that can stretch thousands of miles,” Rayno explained. “Atmospheric rivers can transport tremendous amounts of moisture. There could be up to ...