Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from April 14, 05:00 AM PDT until April 16, 05:00 AM PDT

For More Weather Information:

Portland, OR Local Forecast Office

Ocean Park WA

Marine Point Forecast

[NOTICE]

Tuesday
SSW 18kt
3-5ft

Small Craft Advisory
Tuesday Night
WSW 16kt
6-7ft

Small Craft Advisory
Wednesday
W 11kt
6-7ft

Small Craft Advisory
Wednesday Night
NW 12kt
7ft

Small Craft Advisory
Thursday
WNW 9kt
6ft
Thursday Night
NW 9kt
5-6ft
Friday
Light Wind
3-4ft
Friday Night
NW 6kt⇓
3ft
Saturday
⇑S 6kt
2ft

Associated Zone Forecast which includes this point

Last Update: 2:01 am PDT Apr 14, 2026
Forecast Valid: 2am PDT Apr 14, 2026-6pm PDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

Tuesday

SSW wind 10 to 18 kt, with gusts as high as 26 kt. Rain, mainly before 11am, then showers and possibly a thunderstorm after 11am. W swell 4 ft at 8 seconds becoming mixed swell... N 4 ft at 8 seconds and N 0 to 1 ft at 14 seconds. Wind waves 2 to 3 ft.

Tuesday Night

WSW wind 8 to 16 kt becoming NW in the evening. Winds could gust as high as 24 kt. Rain, mainly before 1am. W swell 7 ft at 8 seconds. Wind waves 1 to 3 ft.

Wednesday

W wind 8 to 11 kt. Rain before 11am, then showers and possibly a thunderstorm after 11am. Mixed swell...W 6 to 7 ft at 10 seconds and WSW 1 ft at 14 seconds. Wind waves 1 to 2 ft.

Wednesday Night

NW wind 8 to 12 kt, with gusts as high as 18 kt. Showers and possibly a thunderstorm. W swell 7 ft. Wind waves 1 to 2 ft.

Thursday

WNW wind 7 to 9 kt. A chance of showers. W swell 6 ft. Wind waves 1 to 2 ft.

Thursday Night

NW wind 6 to 9 kt. Mostly cloudy. Mixed swell...W 5 to 6 ft and WSW 1 ft. Wind waves 1 to 2 ft.

Friday

Variable winds 5 kt or less. A slight chance of rain before 11am. WNW swell 3 to 4 ft. Wind waves around 1 ft.

Friday Night

NW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. WNW swell 3 ft. Wind waves around 1 ft.

Saturday

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. A chance of rain. WNW swell 2 ft. Wind waves around 1 ft.

*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.