Multi-day heavy rainfall and flooding event continues to unfold in the Central and Southern U.S.

Another day of heavy rain on Friday will further increase the risk of flash flooding and long-term flooding in the Southern Plains and the Lower/Mid-Mississippi and Ohio River Valleys. The NWS Weather Prediction Center has issued Moderate Risks for excessive rainfall for parts of these regions on Friday and into the weekend. Some areas may see an additional 4-5 inches of rain over the next 3 days.
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Last Update: 557 PM PST Thu Feb 22 2018

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Portland, OR Local Forecast Office

38NM W Cannon Beach OR

Marine Zone Forecast


...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT UNTIL 8 PM PST THIS EVENING...
...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT UNTIL 10 PM PST THIS EVENING...
Synopsis: Higher pres will remain over the NE Pac. The next low and associated front will move S into the waters on Fri and Fri night, with another disturbance moving through Sat. Small Craft Advisory winds are likely for a while into this evening, and again Fri and Sat, getting close to gale force late Fri night and early Sat, and again late Sat night and early Sun.

Rest Of Tonight
N wind 15 to 20 kt with gusts to 25 kt, becoming NW 5 to 10 kt with gusts to 15 kt after midnight. Wind waves NW 2 ft at 5 seconds. NW swell 9 ft at 8 seconds, becoming 7 ft at 15 seconds after midnight.
Fri
SW wind 15 to 20 kt, becoming W 20 to 25 kt in the afternoon. Wind waves SW 4 ft at 6 seconds. W swell 6 ft at 15 seconds. Secondary swell W 3 ft at 8 seconds. Rain.
Fri Night
W wind 20 to 25 kt with gusts to 35 kt. Combined seas 11 ft with a dominant period of 15 seconds. Rain likely.
Sat
NW wind 25 to 30 kt. Gusts to 40 kt, becoming 30 kt in the afternoon. Combined seas 16 ft with a dominant period of 11 seconds. Showers likely.
Sat Night
W wind 20 to 25 kt with gusts to 30 kt. Wind waves W 5 ft at 8 seconds. NW swell 13 ft at 12 seconds. Chance of showers.
Sun
W wind 25 to 30 kt with gusts to 35 kt. Combined seas 15 ft. Rain.
Sun Night
W wind 20 to 25 kt with gusts to 30 kt. Wind waves 5 ft. NW swell 15 ft. Rain likely.
Mon
NW wind 15 to 20 kt. Wind waves 3 ft. NW swell 15 ft.
Tue
W wind 15 to 20 kt. Wind waves 3 ft. NW swell 11 ft.
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ABOUT THIS FORECAST

Last Update: 557 PM PST Thu Feb 22 2018
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