National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

For More Weather Information:

Portland, OR Local Forecast Office

5NM N Cape Lookout OR

Marine Point Forecast

[NOTICE]

    • Today

      Today:ESE wind 7 to 17 kt becoming SSW in the afternoon. Winds could gust as high as 25 kt. Rain. W swell 7 ft at 13 seconds building to 10 ft. Wind waves 2 to 3 ft.

      SSW 17kt
      Waves Building10ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:SSW wind 21 to 23 kt, with gusts as high as 35 kt. Rain. N swell 0 ft at 12 seconds building to 6 ft. Wind waves around 4 ft.

      SSW 23kt
      Waves Building7ft

      Gale Warning
      Gale Warning

    • Wednesday

      Wednesday:SSW wind around 19 kt, with gusts as high as 32 kt. Rain. W swell 6 ft at 11 seconds building to 10 ft. Wind waves around 3 ft.

      SSW 19kt
      Waves Building11ft

      Gale Warning
      Gale Warning

    • Wednesday Night

      Wednesday Night:SSW wind 14 to 17 kt, with gusts as high as 26 kt. Rain. N swell 0 ft building to 3 ft. Wind waves around 3 ft.

      SSW 17kt
      3-4ft

      Gale Warning
      Gale Warning

    • Thursday

      Thursday:SSW wind 8 to 10 kt. Rain. W swell 6 ft decreasing to 3 ft. Wind waves 1 to 2 ft.

      SSW 10kt
      6ftWaves Subsiding

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Rain likely, mainly before 10pm. W swell 2 to 3 ft. Wind waves 1 ft or less.

      Light Wind
      1-3ft

    • Friday

      Friday:Variable winds 5 kt or less. A chance of rain. N swell 6 ft decreasing to 0 ft. Wind waves 1 ft or less.

      Light Wind
      6ftWaves Subsiding

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A slight chance of rain. N swell 4 ft decreasing to 0 ft. Wind waves 1 ft or less.

      Light Wind
      4ftWaves Subsiding

    • Saturday

      Saturday:Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Rain likely. W swell 4 ft decreasing to 1 ft. Wind waves 1 to 2 ft.

      ⇑S 9kt
      4ftWaves Subsiding


Associated Zone Forecast which includes this point

Last Update: 9:45 am PST Dec 9, 2025
Forecast Valid: 10am PST Dec 9, 2025-6pm PST Dec 15, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Today
ESE wind 7 to 17 kt becoming SSW in the afternoon. Winds could gust as high as 25 kt. Rain. W swell 7 ft at 13 seconds building to 10 ft. Wind waves 2 to 3 ft.
Tonight
SSW wind 21 to 23 kt, with gusts as high as 35 kt. Rain. N swell 0 ft at 12 seconds building to 6 ft. Wind waves around 4 ft.
Wednesday
SSW wind around 19 kt, with gusts as high as 32 kt. Rain. W swell 6 ft at 11 seconds building to 10 ft. Wind waves around 3 ft.
Wednesday Night
SSW wind 14 to 17 kt, with gusts as high as 26 kt. Rain. N swell 0 ft building to 3 ft. Wind waves around 3 ft.
Thursday
SSW wind 8 to 10 kt. Rain. W swell 6 ft decreasing to 3 ft. Wind waves 1 to 2 ft.
Thursday Night
Variable winds 5 kt or less. Rain likely, mainly before 10pm. W swell 2 to 3 ft. Wind waves 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of rain. N swell 6 ft decreasing to 0 ft. Wind waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. A slight chance of rain. N swell 4 ft decreasing to 0 ft. Wind waves 1 ft or less.
Saturday
Variable winds less than 5 kt becoming S 5 to 9 kt in the morning. Rain likely. W swell 4 ft decreasing to 1 ft. Wind waves 1 to 2 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 45.42°N 123.94°W
Last Update: 9:45 am PST Dec 9, 2025
Forecast Valid: 10am PST Dec 9, 2025-6pm PST Dec 15, 2025
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