Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Last Update: 1234 PM PDT Tue Mar 31 2026

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Portland, OR Local Forecast Office

7NM SW Cape Lookout OR

Marine Zone Forecast

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING...

Rest Of Today
S wind 5 to 10 kt, becoming SW 10 to 15 kt late. Seas around 3 ft. Wave detail: W 2 ft at 14 seconds. A slight chance of rain.
Tonight
SW wind 15 to 20 kt, becoming S 25 to 30 kt after midnight. Seas 3 to 5 ft. Wave detail: S 5 ft at 9 seconds and W 2 ft at 13 seconds. A slight chance of rain in the evening, then rain after midnight.
Wed
S wind 25 to 30 kt with gusts up to 40 kt, veering to SW 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 9 to 12 ft. Wave detail: SW 10 ft at 9 seconds and W 7 ft at 12 seconds. Rain in the morning, then rain with a slight chance of tstms in the afternoon.
Wed Night
SW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 7 to 10 ft. Wave detail: SW 4 ft at 6 seconds and W 10 ft at 11 seconds. Rain.
Thu
NW wind 10 to 15 kt with gusts up to 20 kt. Seas 10 to 12 ft. Wave detail: NW 3 ft at 4 seconds and W 11 ft at 12 seconds. Rain, mainly in the morning.
Thu Night
W wind 5 to 10 kt, backing to S after midnight. Seas 7 to 10 ft. Wave detail: W 2 ft at 4 seconds and W 10 ft at 12 seconds.
Fri
SE wind around 5 kt, backing to NW in the afternoon. Seas 5 to 7 ft. Wave detail: NW 3 ft at 4 seconds and W 6 ft at 11 seconds.
Fri Night
N wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 4 to 5 ft. Wave detail: N 3 ft at 4 seconds and W 5 ft at 9 seconds.
Sat
NE wind 5 to 10 kt, becoming N 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave detail: N 4 ft at 6 seconds and W 5 ft at 9 seconds.
Sat Night
N wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 5 ft. Wave detail: N 4 ft at 6 seconds and NW 5 ft at 11 seconds.

winds and seas higher in and near tstms.



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1234 PM PDT Tue Mar 31 2026
 
 

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