Heavy to excessive rainfall is forecast over north Texas into Oklahoma Tuesday. Locally catastrophic flooding will be possible across portions of southwest Oklahoma. Flood Watches have been issued. Scattered severe thunderstorms are possible within a broad swath from the lower Great Lakes to the southern High Plains Tuesday afternoon into the evening. Read More >
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Coverage is affected by many factors. Read the Coverage Map Notes below to understand these factors on the state and individual maps. |
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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: