Monsoon Flooding Threats Continue; Storms Possible in the Mid-Atlantic

Monsoon moisture will primarily stretch from the northern Great Basin to the south and central Rockies. Flash flooding, and mud and debris flows, especially on burn scars will be possible. Strong to severe storms that could produce damaging winds and locally heavy rain will be possible in the Mid-Atlantic, Deep South, and Northeast. Fire weather threats persist for portions of the Northwest.
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Last Update: 356 AM EDT Sun Aug 1 2021

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Gray/Portland, ME Local Forecast Office

27NM NE Gloucester MA

Marine Zone Forecast

Synopsis: ANZ100-012200- 356 AM EDT Sun Aug 1 2021 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A low pressure system will cross the Gulf of Maine tonight into Monday with showers. High pressure builds in for Tuesday into Wednesday before another area of low pressure approached the outer waters Thursday. $$

Today

SW winds around 5 kt, becoming S early this afternoon, then becoming SE 10 to 15 kt with gusts up to 20 kt late. Seas around 2 ft.

Tonight

S winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft. A chance of showers. Vsby variable to less than one quarter nm after midnight.

Mon

NW winds 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. A chance of showers in the morning. Vsby variable to less than one quarter nm in the morning.

Mon Night

W winds 5 to 10 kt. Seas 2 to 3 ft.

Tue

SW winds around 5 kt, becoming S 5 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft.

Tue Night

S winds 5 to 10 kt. Seas 2 to 3 ft.

Wed

SW winds around 5 kt. Seas 2 to 4 ft.

Wed Night

SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.

Thu

SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.