Heat Builds in the West; Severe Thunderstorms and Heavy Rain in the Upper Midwest and Mid-Mississippi Valley; Extremely Critical Fire Weather in the Northwest on Saturday

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rainfall are expected over parts of the Upper Midwest to mid-Mississippi Valley today. Critical to extremely critical fire weather conditions from the Northwest and the northern Great Basin on Saturday and Sunday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

24NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
⇑SSW 10kt
< 1ft
Saturday
SW 14kt
1ft
Saturday Night
WSW 14kt
1ft
Sunday
Light Wind
< 1ft
Sunday Night
NNE 7kt⇓
< 1ft
Monday
⇑NNE 8kt
< 1ft
Monday Night
NNE 9kt⇓
< 1ft
Tuesday
⇑NNE 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 1:43 am PDT Jul 31, 2026
Forecast Valid: 7am PDT Jul 31, 2026-6pm PDT Aug 6, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming SSW 5 to 10 kt in the evening. Increasing clouds. Waves 1 ft or less.

Saturday

SW wind 11 to 14 kt. A chance of rain, mainly after 11am. Waves around 1 ft.

Saturday Night

WSW wind 7 to 14 kt. Mostly clear. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Sunday Night

NNE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming NNE 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

Monday Night

NNE wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Clear. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming NNE 5 to 7 kt in the afternoon. Sunny. 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.