National Weather Service United States Department of Commerce

Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Temperatures and humidity remain very high for mid-September, with dangerous heat lingering through at least Friday along and south of I-70. There's growing potential for the heat to last into Saturday as well, but humidity levels by then are uncertain.