National Weather Service United States Department of Commerce

Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

Snow and Sleet

Winter Storm Event Warning Accumulation Criteria
Winter Weather Advisory Event Accumulation Criteria

 

Ice/Freezing Rain

Ice Storm Warning Criteria
1/4" or Greater Ice Accretion
Winter Weather Advisory Criteria
Trace Amounts to Less Than 1/4" Ice Accretion

 

Wind Chill

Wind Chill Warning Criteria
Wind Chill Advisory Criteria