A powerful winter storm system could become a "bomb cyclone" over the Great Lakes and Northeast regions this week.

Millions of Americans live in areas under winter storm alerts stretching from northern Minnesota to the Eastern Seaboard.

NOAA is using those traditional forecasting models as frameworks for its new AI forecasting systems. The agency has estimated ...

A strong storm system that brought relentless winds, rain and snowfall to California this week was expected to ease Friday ...

The National Weather Service has issued a Coastal Flood Advisory for low lying parts of the Bay Area ahead of expected King ...

More severe weather is forecast for an already soaked California, raising risk of additional mudslides and debris flows.