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 >

The lower Mississippi River Forecast Center is located in Slidell, Louisiana, and is co-located with the New Orleans/Baton Rouge Weather Forecast Office. Our office is open seven days a week, 365 days a year, from 6am to 10pm. During times of active flooding, our office is staffed 24 hours a day.

We provide daily river forecasts for locations on the lower Mississippi River and its tributaries. This includes over 200 forecast locations across a 210,000 square mile area.

Contact the LMRFC

More information on the history of NWS River Forecast Centers

Technical papers written by LMRFC staff