Heavy Rainfall Threat The Across The Eastern U.S.

A strong cold front will gradually push through the Eastern U.S. over the next couple of days and will bring heavy rain and severe weather, primarily damaging winds . Excessive rainfall may result in flash flooding in the central Great Lakes and central Appalachians. Flash flood watches are currently in effect from the coastal Carolinas to the Great Lakes.
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Last Update: 804 PM PDT Tue Sep 21 2021

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Seattle, WA Local Forecast Office

6NM SW Seattle WA

Marine Zone Forecast


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

Tonight
N wind to 10 kt. Wind waves 1 ft or less.
Wed
Variable wind to 10 kt becoming N in the afternoon. Wind waves 1 ft or less. A chance of rain.
Wed Night
N wind 5 to 15 kt. Wind waves 2 ft or less.
Thu
N wind 5 to 15 kt. Wind waves 2 ft or less.
Thu Night
N wind 5 to 15 kt becoming to 10 kt after midnight. Wind waves 2 ft or less.
Fri
Light wind. Wind waves less than 1 ft.
Fri Night
N wind to 10 kt. Wind waves 1 ft or less.
Sat
Light wind becoming SW to 10 kt. Wind waves less than 1 ft becoming 1 ft or less.
Sun
Light wind. Wind waves less than 1 ft.
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ABOUT THIS FORECAST

Last Update: 804 PM PDT Tue Sep 21 2021
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