National Weather Service United States Department of Commerce

Dangerous Heat in the Central and Southern U.S.; Thunderstorms and Heavy Rain in the Northern Plains

Dangerous, prolonged heat is expected across portions of the Central and Southeast U.S. through July. Scattered severe thunderstorms are expected over parts of the northern Plains into the upper Mississippi Valley Tuesday, with damaging winds and large hail as the primary threats. Heavy rainfall could lead to areas of flooding across the northern Plains, Upper Midwest, Southeast and Southwest. Read More >

Snow and Sleet

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

 

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

 

Criteria for non-precipitation watches/warnings/advisories can be found here.