Dangerous Heat Expands; Heavy Rainfall Threats; Fire Weather Concerns for the West

The heat will increase and expand across the Central Plains, Mississippi Valley, Southeast and into the Eastern U.S. through the week as high pressure builds across the eastern two-thirds of the country. On the northern periphery of this heat, the threat for severe thunderstorms and heavy rainfall across the northern Plains and upper Midwest through Tuesday. Critical Fire Weather for the west. Read More >

Severe Thunderstorms Possible Today and Tonight

Heat Advisory

Heat Indices

There is a slight risk (level 2 of 5) of severe thunderstorms over much of northwestern South Dakota and far northeastern Wyoming this afternoon through tonight, with a marginal risk (level 1 of 5) of severe thunderstorms over most of the rest of western South Dakota and a small part of northeastern Wyoming. Primary hazards will be damaging winds, large hail, and deadly lightning. Confidence is high for thunderstorms and low to moderate for severity. ACTION: Monitor the weather and have a plan of action if severe weather is imminent.

Dangerous Heat Expands; Heavy Rainfall Threats; Fire Weather Concerns for the West

Weather Story