Severe Weather and Flooding in the Ohio Valley and Mid-Atlantic; Winter Storm in Alaska; Heavy Rains in Hawaii

Severe thunderstorms may produce a few tornadoes, scattered damaging winds, isolated severe hail, and flash flooding across the upper Ohio River Valley and parts of the Appalachians tonight. A strong storm in western Alaska continues to produce heavy snow, strong winds, and blizzard conditions into the mainland. Heavy showers and isolated thunderstorms may cause flash flooding in northern Hawaii.
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Last Update: 237 AM PDT Fri Apr 12 2024

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Portland, OR Local Forecast Office

7NM W Seaside OR

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM PDT THIS AFTERNOON THROUGH LATE TONIGHT...
Today
N wind 10 to 15 kt with gusts to 20 kt, rising to 20 to 25 kt with gusts to 30 kt in the afternoon. Wind waves N 3 ft at 5 seconds. Swell NW 5 ft at 11 seconds.
Tonight
N wind 20 to 25 kt with gusts to 30 kt, easing to 15 to 20 kt with gusts to 25 kt after midnight. Wind waves N 3 ft at 5 seconds. Swell NW 7 ft at 11 seconds.
Sat
N wind 10 to 15 kt with gusts to 20 kt, rising to 15 to 20 kt with gusts to 25 kt in the afternoon. Wind waves N 3 ft at 5 seconds. Swell NW 7 ft at 10 seconds.
Sat Night
N wind 15 to 20 kt with gusts to 25 kt. Wind waves N 3 ft at 6 seconds. Swell NW 8 ft at 9 seconds.
Sun
NW wind 15 to 20 kt with gusts to 25 kt. Wind waves NW 3 ft at 6 seconds. Swell NW 8 ft at 9 seconds.
Sun Night
NW wind 20 to 25 kt. Wind waves NW 4 ft at 6 seconds. Swell NW 9 ft at 9 seconds.
Mon
NW wind 20 to 25 kt, easing to 15 to 20 kt. Wind waves NW 3 ft at 5 seconds. Swell NW 7 ft at 10 seconds.
Tue
NW wind 10 to 15 kt. Gusts to 20 kt. Wind waves NW 3 ft at 4 seconds. Swell NW 8 ft at 9 seconds.
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ABOUT THIS FORECAST

Last Update: 237 AM PDT Fri Apr 12 2024
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