Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Last Update: 125 AM PDT Wed Mar 18 2026

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Portland, OR Local Forecast Office

39NM W Long Beach WA

Marine Zone Forecast


Today
S wind 15 to 20 kt with occasional gusts up to 25 kt. seas 8 to 10 ft. Wave detail: S 4 ft at 6 seconds and SW 8 ft at 12 seconds. Rain until late afternoon, then a chance of rain late.
Tonight
S wind 15 to 20 kt with occasional gusts up to 25 kt. seas 8 to 9 ft. Wave detail: S 4 ft at 6 seconds and SW 8 ft at 11 seconds. Rain.
Thu
S wind 15 to 20 kt. Seas 8 to 9 ft. Wave detail: S 4 ft at 6 seconds and SW 8 ft at 11 seconds. Rain.
Thu Night
S wind around 15 kt with gusts up to 20 kt. Seas 7 to 8 ft. Wave detail: S 4 ft at 5 seconds and SW 7 ft at 10 seconds. Rain.
Fri
SW wind 15 to 20 kt. Seas 7 to 8 ft. Wave detail: SW 4 ft at 6 seconds and SW 7 ft at 11 seconds. Rain.
Fri Night
NW wind around 15 kt with gusts up to 20 kt. Seas 7 to 8 ft. Wave detail: NW 4 ft at 5 seconds and NW 7 ft at 11 seconds. A chance of rain.
Sat
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave detail: NW 3 ft at 5 seconds and NW 7 ft at 11 seconds. A chance of rain in the morning.
Sat Night
NW wind around 10 kt. Seas 5 to 6 ft. Wave detail: NW 2 ft at 4 seconds and NW 6 ft at 10 seconds. A chance of rain after midnight.
Sun
NW wind 5 to 10 kt. Seas 5 to 6 ft, building to 7 to 8 ft in the afternoon. Wave detail: NW 2 ft at 4 seconds and W 8 ft at 15 seconds. A chance of rain in the morning.
Sun Night
N wind around 10 kt. Seas 8 to 9 ft. Wave detail: NW 2 ft at 4 seconds and W 9 ft at 15 seconds.



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125 AM PDT Wed Mar 18 2026
 
 

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