Atmospheric rivers are a “long, narrow region in the atmosphere—like rivers in the sky—that transport most of the water vapor ...

The more significant storm will hit on Monday and Tuesday, but impacts from the first storm will arrive on Friday.

Stay ahead of severe weather with our interactive tracker, which monitors winter weather across the United States ...

Temperatures across Iowa are forecast to plunge to the coldest in the Lower 48, dipping well below zero as a surge of Arctic ...

Source: NOAA, 2022-2024 average. Counties with multiple weather stations are based on the data with the most nice weather days while counties without at least 300 days of complete data use the closest ...

Temperatures across New York are set to plunge tonight, with the coldest air in the nation dropping into the Adirondacks — near -18 degrees.