Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into Ohio/Tennessee Valleys; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will be possible from the Lower Mississippi Valley into parts of the Ohio/Tennessee Valleys. Elevated to Critical Fire weather threats will persist across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina.
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Coastal Waters Forecast for Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket (ANZ255) (Text-Only)
NWS Forecast for: Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket (ANZ255)
Issued by: National Weather Service Norton, MA
Last Update: 945 PM EDT Sat Sep 22 2018


Overnight: NE winds 5 to 10 kt. Seas 2 to 4 ft.

Sun: E winds 5 to 10 kt. Seas 2 to 3 ft.

Sun Night: NE winds around 5 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 4 ft.

Mon: NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft.

Mon Night: E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft.

Tue: E winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Rain likely.

Tue Night: S winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 7 ft. Rain likely.

Wed: S winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. A chance of showers.

Wed Night: SW winds 10 to 15 kt with gusts up to 30 kt. Seas 5 to 7 ft. A chance of showers.

Thu: N winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft.

Thu Night: NE winds 5 to 10 kt. Seas 4 to 6 ft. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.



Zone Forecast: Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket (ANZ255)

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