National Weather Service United States Department of Commerce

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

The 5-Day Significant River Flood Outlook indicates the probability of experiencing significant flooding (moderate flood stage or higher) over the next 5 days. Significant flooding is defined as flooding that causes impacts to roadways and structures.

National map showing the 5-day significant flood outlook potential.