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 >

Fig. 10. The KMAF 88D base reflectivity from 1729 to 2025 UTC showed Tropical Storm Claudette as it crossed the Rio Grande River into west Texas. The storm’s central circulation and convective spiral bands are easily seen. In addition, data from the Lightning Detection Network depicted very few cloud-to-ground strikes within the storm’s central precipitation shield with a much higher frequency of lighting strikes in the convective bands.