Heavy Rainfall and Severe Weather Possible in the Midwest; Dangerous Heatwave Coming to the West

Widespread heavy rains, localized flash flooding, and severe thunderstorms are possible through Friday from the Central Plains northeastward into the Middle Mississippi Valley and Great Lakes region. A potential historic heat wave is possible for the Northwest this weekend. Numerous record highs are likely.
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Seattle, WA Local Forecast Office

23NM S Seattle WA

Marine Point Forecast

[NOTICE]

Overnight

Light Wind
< 1ft
Thursday

N 7kt
< 1ft
Thursday
Night
N 6kt
< 1ft
Friday

N 9kt
< 1ft
Friday
Night
N 7kt
< 1ft
Saturday

N 6kt
< 1ft
Saturday
Night
N 6kt
< 1ft
Sunday

N 6kt
< 1ft
Sunday
Night
N 8kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 3:00 pm PDT Jun 23, 2021
Forecast Valid: 3am PDT Jun 24, 2021-6pm PDT Jun 30, 2021

View Nearby Observations

Detailed Forecast

Synopsis: High pressure will remain offshore with lower pressure inland the next few days. The flow will turn more northerly this weekend as a thermal trough develops along the coast. Marine stratus to remain along the coast overnight and into tomorrow morning, potentially limiting visibility.

Overnight

Variable winds 5 kt or less. Partly cloudy. Wind waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming N 5 to 7 kt in the afternoon. Mostly sunny. Wind waves 1 ft or less.

Thursday Night

N wind around 6 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Wind waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming N 5 to 9 kt in the morning. Sunny. Wind waves 1 ft or less.

Friday Night

N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Clear. Wind waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming N around 6 kt in the morning. Sunny. Wind waves 1 ft or less.

Saturday Night

N wind around 6 kt becoming variable and less than 5 kt in the evening. Clear. Wind waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Sunny. Wind waves 1 ft or less.

Sunday Night

N wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Clear. Wind waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.