Heavy Rainfall and Flash Flood Threats Shift From Southern Plains to Lower Mississippi Valley; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will shift from the southern Plains into the Lower Mississippi Valley. Elevated to Critical Fire weather threats will linger through the weekend 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 this weekend.
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Coastal Waters Forecast for Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island (ANZ256) (Text-Only)
NWS Forecast for: Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island (ANZ256)
Issued by: National Weather Service Norton, MA
Last Update: 956 PM EDT Fri Sep 21 2018




Overnight: S winds 10 to 15 kt, becoming SW 15 to 20 kt. Gusts up to 30 kt. Seas 4 to 6 ft. Isolated showers and tstms.

Sat: W winds 10 to 15 kt with gusts up to 30 kt, becoming N with gusts up to 20 kt in the afternoon. Seas 4 to 6 ft.

Sat Night: NE winds 5 to 10 kt. Seas 2 to 3 ft.

Sun: NE winds 5 to 10 kt, becoming NW in the afternoon. Seas 2 to 3 ft.

Sun Night: N winds around 5 kt, becoming NE 20 to 25 kt after midnight. Seas 2 to 4 ft.

Mon: NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 7 ft.

Mon Night: E winds 20 to 25 kt. Seas 5 to 7 ft.

Tue: E winds around 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. A chance of showers.

Tue Night: S winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft. A chance of showers.

Wed: S winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. A chance of showers.

Wed Night: W winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to 7 ft. A chance of showers. winds and seas higher in and near tstms. 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 from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island (ANZ256)

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