National Weather Service United States Department of Commerce

Mississippi Valley Summer Heat Wave; Severe Thunderstorms and Flooding Possible to the North

A dangerous summer heat wave will continue much of the Plains, Mid/Lower Mississippi Valley, Southeast U.S. today and Thursday. Areas of severe thunderstorms may occur today and again on Thursday from parts of the northern/central Rockies and High Plains into the Ohio Valley and Carolinas. Excessive rainfall over similar areas may bring flash flooding today and Thursday. Read More >

 Winter 2019-2020 Events

  •  April 15, 2020: Quick hitting overnight snow causes icy overpasses and numerous accidents in Chicago
  •  March 22-23, 2020: Late season moderate to heavy wet snow event produces 3-6 inches
  •  January 10-11, 2020: Significant lakeshore flooding in Chicago; gusty winds, heavy rain, and wintry mix too