Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East
Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >
| 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: 242 AM PST Tue Jan 20 2026 |  |
| Today: N wind around 5 kt. Seas 4 to 6 ft. Wave detail: W 5 ft at 14 seconds. Patchy fog until late afternoon. Tonight: NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: W 5 ft at 15 seconds. Wed: NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: W 5 ft at 14 seconds. Wed Night: NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: W 5 ft at 12 seconds. Thu: N wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave detail: W 5 ft at 12 seconds. Patchy dense fog in the morning. Thu Night: NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: W 5 ft at 8 seconds. Fri: N wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Wave detail: NW 6 ft at 8 seconds. Fri Night: NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave detail: NW 6 ft at 9 seconds. Sat: NE wind 5 to 10 kt, backing to W in the afternoon. Seas 4 to 6 ft. Wave detail: W 6 ft at 8 seconds. Sat Night: N wind around 5 kt, veering to NE after midnight. Seas 4 to 5 ft. Wave detail: W 5 ft at 12 seconds. | |
| Zone Forecast: Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540) | |
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