A risk of flash flooding will reach from the Gulf Coast to the Tennessee Valley on Friday, while enough downpours farther to the north and east can foil outdoor plans on Saturday.
A slow-moving storm that produced severe weather over the Plains Wednesday and Thursday will shift farther east to close out the week. While the storm will transition away from severe weather, it can still cause some problems.
A general 0.50 to 1.00 inch of rain will fall from a mosaic of showers and thunderstorms that drifts slowly to the east on Friday over the Central states. In a few locations where downpours repeat, there can be several inches of rain and flash flooding.
Friday will be the wetter of the two days from coastal Texas, Arkansas and western Louisiana to Ohio, Indiana, Michigan and upstate New York.
Folks traveling along the I-40, I-55, I-64 and I-65 corridors should be prepared for sudden low visibility and excess water on the roadway. Flight delays are possible from locally strong thunderstorms in Detroit, Indianapolis, Cincinnati, Memphis and Houston.
Saturday will be the more unsettled of the two days from Alabama to New Jersey, southeastern New York state and southeastern New England.
While downpours on Saturday will not be as widespread or as intense when compared to the day before, there can be minor incidents of urban flooding. A quick 0.25 to 0.50 of an inch of rain can be enough to cause street flooding.
Motorists should be prepared for slow travel along the I-59 and I-81 corridors, as well as a portion of I-80 and I-95. Downpours can cause some minor flight delays in New York City, Philadelphia, Washington, D.C., Pittsburgh, Atlanta and New Orleans on Saturday.
From southeastern Louisiana to much of Pennsylvania, both days have the potential for disruptive downpours.
Outdoor activities ranging from graduation and weddings to baseball games and travel could be impact by the drenching downpours.
There is some good news for moms out there at least from the central Appalachians and mid-Atlantic to New England. Enough dry air should mix in to keep rain away from these areas on Sunday, Mother's Day. Only very spotty downpours are likely from the Southeastern states to the Midwest.
However, a new storm will already be moving across the Northwest on Saturday. That storm is likely to bring everything from severe thunderstorms and heavy rain to cold winds and snow from parts of the Rockies to the Great Plains starting on Sunday.
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114 degrees, breaking old record by 10 degrees. This is the 9th consecutive day of 100 degrees plus. Many other cities in Texas have reached or exceeded 100 degrees every day for more than a week.