National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Alma, Gratiot Community Airport (KAMN)

Lat: 43.32°NLon: 84.69°WElev: 751ft.

Light Snow Haze

16°F

-9°C

Humidity 86%
Wind Speed W 8 mph
Barometer 29.84 in
Dewpoint 12°F (-11°C)
Visibility 5.00 mi
Wind Chill5°F (-15°C)
Last update 1 Jan 6:35 pm EST
Extended Forecast for

Pompeii MI

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 10pm. Cloudy, with a steady temperature around 18. West wind 8 to 10 mph.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 23. West wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 23 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. West wind 3 to 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 25. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. West southwest wind around 6 mph.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Snow showers likely after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 70%.

    Low: 18 °F

    Mostly Cloudy
    then Snow
    Showers
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly before 10pm. Cloudy, with a steady temperature around 18. West wind 8 to 10 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 23. West wind 8 to 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 12. West wind 3 to 7 mph.
Saturday
A 20 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 25. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 15. West southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Snow showers likely after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 70%.
Monday
Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pompeii MI
 43.19°N 84.6°W (Elev. 728 ft)
Last Update:
6:26 pm EST Jan 1, 2026
Forecast Valid:
6pm EST Jan 1, 2026-6pm EST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation