Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra
A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >
Hazardous Weather Conditions
Last Update: 501 AM EST Wed Dec 24 2025
For More Weather Information:
3NM WNW Copper Harbor MI
Marine Zone Forecast
Early This Morning
Variable wind less than 10 knots. Cloudy. Waves 1 to 2 feet.
Today
South wind 5 to 15 knots veering southwest 10 to 15 knots late. Cloudy. A slight chance of snow showers through early afternoon. Waves 1 to 2 feet.
Tonight
Northwest wind 10 to 20 knots veering north 15 to 20 knots by midnight. Mostly cloudy. Freezing spray late. Waves building to 3 to 6 feet occasionally to 8 feet.
Thursday
Northeast wind 15 to 20 knots veering east in the afternoon. Cloudy. Freezing spray in the morning. A slight chance of snow showers in the afternoon. Waves subsiding to 2 to 4 feet.
Thursday Night
Southeast wind up to 30 knots with gale force gusts up to 40 knots. Snow showers. Waves building to 8 to 11 feet occasionally to 14 feet.
note: wave height forecasts are for ice free areas.
note: wave height forecasts are for ice free areas.
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