Scattered severe thunderstorms are expected tonight across parts of the Upper Midwest to western Great Lakes. Additional severe storms will also be possible in parts of the northern Plains, central Appalachians, and Mid-Atlantic. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley, continuing through much of this week. 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: