Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas
A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >
Hazardous Weather Conditions
Last Update: 206 PM PST Wed Dec 24 2025
For More Weather Information:
39NM W Long Beach WA
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE THURSDAY NIGHT...
Tonight
S wind around 10 kt, backing to E late this evening, rising to 15 to 20 kt with gusts up to 25 kt after midnight. Seas 5 to 6 ft. Wave detail: E 4 ft at 6 seconds and NW 5 ft at 10 seconds. A slight chance of showers early this evening. A slight chance of rain after midnight.
Thu
E wind 15 to 20 kt, veering to SE in the afternoon. Gusts up to 30 kt. Seas 6 to 9 ft. Wave detail: SE 6 ft at 6 seconds, NW 5 ft at 10 seconds and SW 5 ft at 12 seconds. Rain.
Thu Night
SE wind 15 to 20 kt with gusts up to 30 kt. Seas 9 to 12 ft. Wave detail: SE 6 ft at 6 seconds, S 10 ft at 12 seconds and NW 4 ft at 12 seconds. Rain.
Fri
NW wind 20 to 25 kt with gusts up to 30 kt. Seas 10 to 13 ft. Wave detail: NW 7 ft at 8 seconds, NW 9 ft at 11 seconds and S 10 ft at 12 seconds. Showers.
Fri Night
NW wind 20 to 25 kt with gusts up to 30 kt. Seas 9 to 12 ft. Wave detail: NW 9 ft at 9 seconds and S 6 ft at 11 seconds. Showers likely, mainly in the evening.
Sat
NW wind 15 to 20 kt, easing to 5 to 10 kt in the afternoon. Seas 8 to 10 ft, subsiding to 5 to 8 ft in the afternoon. Wave detail: NW 8 ft at 8 seconds and S 4 ft at 10 seconds.
Sat Night
NW wind around 5 kt. Seas 4 to 5 ft. Wave detail: NW 5 ft at 8 seconds and S 2 ft at 10 seconds.
Sun
E wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: NE 2 ft at 4 seconds and NW 5 ft at 8 seconds.
Sun Night
NE wind 5 to 10 kt. Seas 5 to 7 ft. Wave detail: NE 2 ft at 4 seconds and NW 7 ft at 13 seconds.
Mon
NE wind 5 to 10 kt. Seas 6 to 7 ft. Wave detail: NE 2 ft at 4 seconds and NW 7 ft at 13 seconds.
Mon Night
NE wind 5 to 10 kt. Seas around 7 ft. Wave detail: NE 2 ft at 4 seconds and W 7 ft at 12 seconds.
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