National Weather Service United States Department of Commerce

Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. 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.