National Weather Service United States Department of Commerce

Severe Thunderstorms With Heavy Rain Possible from the Upper Midwest to the Mid-Atlantic; Excessive Heat For Central U.S.

Storms will move from the Upper Great Lakes to the Ohio Valley/Lower Great Lakes into the northern Mid-Atlantic through the day. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat warnings and heat advisories are in place for states in the Central Plains, the Southeast, and the Mid-Atlantic. Localized flash flooding may occur in the Southwest. Read More >

Hydrology: Lake and River Information

  Hydrology Resources
    SE River Forecast Center
    AHPS Program
River Conditions
    Recent & Forecast Stages
    5-day River Flood Outlook
Rainfall
    Observed
    Forecast
Water Resources
    Water Resources Outlook