National Weather Service United States Department of Commerce

Areas of Excessive Heat and Excessive Rainfall Today

Dangerously hot conditions are occurring today in southeast Oklahoma, the ArkLaTex, lower Mississippi Valley, and Puerto Rico. Hot temperatures surround this area throughout the southern U.S. Excessive Heat Warnings and Heat Advisories in effect. Excessive rainfall may lead to flash flooding today over parts of northern Alabama into eastern Tennessee and the Cascades. 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