Flash Flood Watches in Southeast and Tennessee Valley; Critical Fire Weather in California; Severe Weather in Upper Midwest

Flash flood watches are in effect today in parts of the Southeast and Tennessee Valley from organized areas of heavy to excessive rainfall. Meanwhile, critical fire weather conditions are likely across northern California with offshore winds and dry conditions. Finally, a strong cold front will produce severe thunderstorms across the Upper to Mid Mississippi Valley.
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Last Update: 959 AM EDT Mon Sep 20 2021

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Gray/Portland, ME Local Forecast Office

25NM SSE Wiscasset ME

Marine Zone Forecast


Synopsis: ANZ100-210400- 959 AM EDT Mon Sep 20 2021 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure will dominate our weather through midweek before a cold front begins to approach. That front may bring gusty southerly winds and increasing seas to the waters by Thursday or Friday. $$

Today
NE winds 5 to 10 kt, becoming SE this afternoon. Seas 2 to 3 ft.
Tonight
S winds 5 to 10 kt. Seas around 2 ft.
Tue
S winds 5 to 10 kt. Seas around 2 ft.
Tue Night
S winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Patchy fog after midnight. Vsby variable to less than one quarter nm after midnight.
Wed
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Patchy fog in the morning. Vsby variable to less than one quarter nm in the morning.
Wed Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft.
Thu
S winds 10 to 15 kt. Seas 3 to 4 ft. Areas of fog.
Thu Night
SE winds 10 to 15 kt. Seas around 4 ft. Patchy fog in the evening. Areas of fog after midnight.
Fri
SE winds 10 to 15 kt. Seas 4 to 5 ft. Areas of fog in the morning. Patchy fog in the afternoon.
Fri Night
S winds 10 to 15 kt. Seas 4 to 5 ft. Patchy fog in the evening, then areas of fog after midnight. A chance of rain after midnight.
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Last Update: 959 AM EDT Mon Sep 20 2021
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