Flooding Threat from Western Monsoon; Hot in the South; Severe Storms Possible in the southern Mid-Atlantic

Heavy rainfall from monsoonal activity will continue the potential for flash flooding, especially in complex terrain, burn scars, and urban areas from the northern Great Basin to the southern Rockies today. Dangerous heat and humidity continues across the Deep South today. Strong to severe storms with damaging wind and perhaps a tornado may impact southern portions of the Mid Atlantic today.
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Last Update: 658 AM EDT Sun Aug 1 2021

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Gray/Portland, ME Local Forecast Office

19NM SSE Rockland ME

Marine Zone Forecast

Synopsis: ANZ100-020100- 658 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 this afternoon. Seas around 2 ft.

Tonight

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

Mon

NE winds around 5 kt, becoming W in the afternoon. Seas 2 to 3 ft. A chance of showers in the morning. Patchy fog 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 with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft.

Tue Night

SW winds 5 to 10 kt. Seas 3 to 4 ft.

Wed

SW winds around 5 kt. Seas 3 to 5 ft.

Wed Night

S winds around 5 kt. Seas 3 to 5 ft. A chance of showers.

Thu

S winds 5 to 10 kt. Seas 3 to 4 ft. A chance of showers.