Heavy Rains Expected to Impact Parts of the Eastern U.S.

A strong cold front will produce heavy rain will create mainly localized areas of flash flooding to the Great Lakes and Ohio Valley. There is another flash flood threat in the parts of the Southeast and Southern Appalachians.
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Last Update: 808 PM PDT Mon Sep 20 2021

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Seattle, WA Local Forecast Office

21NM SSW Forks WA

Marine Zone Forecast


Synopsis: High pressure will be over the area through Tuesday. A weak front will break up over the coastal waters Wednesday. High pressure will be offshore with lower pressure inland Thursday through Saturday.

Tonight
N wind to 10 kt. Wind waves 1 ft or less. W swell 5 ft at 10 seconds. Patchy fog in the evening.
Tue
NE wind to 10 kt becoming NW 5 to 15 kt in the afternoon. Wind waves 2 ft or less. W swell 5 ft at 10 seconds.
Tue Night
N wind 5 to 15 kt. Wind waves 2 ft or less. W swell 6 ft at 10 seconds. A slight chance of rain after midnight.
Wed
N wind to 10 kt becoming SW in the afternoon. Wind waves 2 ft or less. W swell 6 ft at 12 seconds.
Wed Night
N wind 5 to 15 kt. Wind waves 2 ft or less. W swell 7 ft at 13 seconds.
Thu
Light wind becoming NW to 10 kt in the afternoon. Wind waves 1 ft or less. W swell 6 ft at 12 seconds.
Thu Night
N wind to 10 kt. Wind waves 1 ft or less. W swell 5 ft at 11 seconds.
Fri
N wind to 10 kt becoming NW 15 to 25 kt. Wind waves 1 ft or less building to 2 to 4 ft. W swell 3 ft building to 5 ft.
Sat
NW wind to 10 kt. Wind waves 1 ft or less. W swell 7 ft.
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ABOUT THIS FORECAST

Last Update: 808 PM PDT Mon Sep 20 2021
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