Locally Heavy Snow and Rain In A Few Spots

A few locations will see heavy snowfall today, including the northern California mountains and Sierra and across the northern Rockies into eastern Montana. Meanwhile, locally heavy to excessive rainfall is possible across southern Tennessee into northern Alabama and Georgia. A more organized and widespread heavy rainfall threat may be possible midweek for the Ohio and Tennessee Valleys.
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Last Update: 310 PM EST Mon Dec 5 2022

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Gray/Portland, ME Local Forecast Office

18NM S Portland ME

Marine Zone Forecast


Synopsis: ANZ100-061015- 310 PM EST Mon Dec 5 2022 .Synopsis for Stonington ME to Merrimack River Ma out to 25 NM. High pressure moving into the Canadian Maritimes will allow onshore flow to persist through the middle of the week. Low pressure slowly moves over the waters Wednesday night, with high pressure expected to keep another low pressure system tracking off the Mid-Atlantic coast. Building seas into the end of the week with NE flow set to move over the waters. $$

Tonight
S winds 15 to 20 kt with a few gusts up to 25 kt early. seas 3 to 4 ft.
Tue
SE winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft.
Tue Night
SE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. A chance of rain.
Wed
SE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Rain. Vsby 1 to 3 nm.
Wed Night
S winds around 10 kt, becoming W after midnight. Seas 4 to 5 ft. Rain likely. Vsby 1 to 3 nm.
Thu
NW winds 10 to 15 kt, becoming N 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain in the morning.
Thu Night
N winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft.
Fri
N winds 15 to 20 kt. Seas 6 to 8 ft.
Fri Night
NE winds 15 to 20 kt. Seas 7 to 10 ft. A chance of rain and snow showers after midnight with vsby 1 nm or less.
Sat
NE winds 15 to 20 kt. Seas 9 to 12 ft. A chance of snow showers in the morning. A chance of showers. Vsby 1 nm or less.
Sat Night
NE winds 15 to 20 kt. Seas 9 to 13 ft. A chance of showers in the evening with vsby 1 nm or less.
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Last Update: 310 PM EST Mon Dec 5 2022
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