Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains into the morning. Read More >

Coastal Waters Forecast for Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540) (Text-Only)
NWS Forecast for: Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540)
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 903 PM PDT Wed Apr 1 2026
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Tonight: W wind around 15 kt, veering to NW late this evening and overnight. Seas 3 to 4 ft, building to 5 to 6 ft after midnight. Wave detail: W 5 ft at 6 seconds and S 2 ft at 12 seconds. Rain this evening. A chance of rain after midnight.

Thu: NW wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Seas 5 to 7 ft, building to 7 to 9 ft in the afternoon. Wave detail: W 8 ft at 11 seconds and S 2 ft at 12 seconds.

Thu Night: NW wind 25 to 30 kt, easing to 15 to 20 kt after midnight. Seas 7 to 10 ft. Wave detail: W 9 ft at 10 seconds and S 2 ft at 13 seconds.

Fri: NW wind 15 to 20 kt. Seas 5 to 8 ft. Wave detail: NW 7 ft at 11 seconds and S 3 ft at 12 seconds.

Fri Night: NW wind 15 to 20 kt, becoming N 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave detail: NW 6 ft at 10 seconds and S 3 ft at 13 seconds.

Sat: NE wind around 5 kt, backing to W around 5 kt in the afternoon. Seas 4 to 6 ft. Wave detail: NW 5 ft at 10 seconds.

Sat Night: N wind around 5 kt. Seas 3 to 4 ft. Wave detail: NW 4 ft at 9 seconds.

Sun: NE wind around 5 kt, backing to W around 5 kt in the afternoon. Seas 3 to 4 ft. Wave detail: NW 3 ft at 9 seconds and S 2 ft at 17 seconds.

Sun Night: NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: W 4 ft at 12 seconds and S 2 ft at 17 seconds.

Mon: NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: W 3 ft at 11 seconds and S 2 ft at 15 seconds.

Mon Night: NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: W 3 ft at 6 seconds and S 2 ft at 15 seconds.







Zone Forecast: Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540)

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