Strong Storms for Midwest; Very Active Weather Pattern for West

Strong thunderstorms with isolated severe hail are possible today across northern Iowa and southern Minnesota today. Otherwise, a very active and wet weather pattern is expected through early next week for the West Coast and Western U.S. A number of Pacific storm systems will deliver enhanced and excessive rainfall along with mountain snow.
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Last Update: 657 AM EDT Wed Oct 20 2021

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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast


Synopsis: ANZ100-210100- 657 AM EDT Wed Oct 20 2021 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Winds and seas will diminish through the day as high pressure builds into the area. Winds become southerly Thursday ahead of a cold front which will approach the waters Friday. Broad low pressure resides just outside the Gulf of Maine through the weekend. $$

Today
NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt early this afternoon, then becoming SW late. Seas around 2 ft.
Tonight
SW winds around 5 kt. Seas 1 foot or less.
Thu
SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon.
Thu Night
S winds 10 to 15 kt, becoming SW 15 to 20 kt after midnight. Seas 2 to 4 ft.
Fri
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
Fri Night
NW winds around 10 kt, becoming N with gusts up to 20 kt after midnight. Seas 2 to 3 ft.
Sat
N winds 5 to 10 kt. Seas around 2 ft. A chance of showers in the afternoon.
Sat Night
NW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. A chance of showers.
Sun
NW winds 10 to 15 kt. Seas 2 to 3 ft.
Sun Night
NW winds 10 to 15 kt. Seas 2 to 3 ft.
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ABOUT THIS FORECAST

Last Update: 657 AM EDT Wed Oct 20 2021
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