Scattered severe thunderstorms containing the potential for damaging wind gusts and excessive rainfall are possible from the Mid-Atlantic to southern New England today, with additional thunderstorms and heavy rain possible across parts of the Plains and Middle Mississippi Valley. Heat and humidity remain along the East Coast and Interior Northwest, while dangerous heat builds into the Southwest. Read More >
Coverage Map Notes
The coverage statistics and maps are calculated using a computer model and station data assuming ideal conditions. Coverage may be 5 to 10 percent below the computer predicted coverage for the following reasons: