Thursday's forecast: Rain, flooding Mid-Atlantic

Drenching rain will soak the Mid-Atlantic Thursday, where flash flooding is possible. The central U.S. will enjoy a clear and dry day.

Great Lakes, Mid-Atlantic: Showers and thunderstorms will develop Thursday from the Great Lakes and Ohio Valley to the Mid-Atlantic and the Southeast. By far, the heaviest rain will be in the Mid-Atlantic, where flood watches are in effect.

Central U.S.: The nation's best weather Thursday will be in the central U.S. from the Upper Midwest to the southern Plains, where clear skies and mostly pleasant temperatures will rule.

West: The West Coast will also be sunny and dry but some showers and storms will dampen the Southwest and Rockies.

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Weather history for Sept. 29: In 1993, 1.7 inches of snow fell in Marquette, Mich., a September snowfall record. In 1998, Hurricane Georges continued to move inland after hitting Biloxi, Miss., the day before with gusts as high as 172 mph.