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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Munising - Munising Lakeshore Observation (KP53)

Lat: 46.41°NLon: 86.65°WElev: 607ft.

Windy

21°F

-6°C

Humidity 81%
Wind Speed N 38 G 53 mph
Barometer 29.78 in (1009.6 mb)
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill1°F (-17°C)
Last update 29 Dec 11:56 am EST
Extended Forecast for

Chatham MI

Lakeshore Flood Warning December 29, 12:31pm until December 29, 10:00pm
Blizzard Warning December 29, 12:31pm until December 29, 07:00pm
Click here for hazard details and duration
Lakeshore Flood Warning
Blizzard Warning
  •  
    Lakeshore Flood Warning December 29, 12:31pm until December 29, 10:00pm
    Blizzard Warning December 29, 12:31pm until December 29, 07:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 20 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm. Areas of blowing snow before 1am. Mostly cloudy, with a low around 13. Wind chill values between -5 and zero. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 13 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Tuesday

    Tuesday: Snow showers, mainly after 1pm. High near 20. Wind chill values between zero and 10. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 20 °F

    Chance Snow
    Showers then
    Snow Showers

  • Tuesday Night

    Tuesday Night: Snow showers. Low around 10. Wind chill values between zero and 5. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 10 °F

    Snow Showers

  • Wednesday

    Wednesday: Snow showers. High near 16. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 16 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 3. Chance of precipitation is 60%.

    Low: 3 °F

    Snow Showers
    Likely

  • New Year's Day

    New Year's Day: A 30 percent chance of snow showers. Mostly cloudy, with a high near 12.

    High: 12 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Snow Showers
    Likely

Detailed Forecast

This Afternoon
Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Widespread blowing snow, mainly before 2pm. High near 20. Wind chill values between zero and 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 6 inches possible.
Tonight
Snow showers likely, mainly before 7pm. Areas of blowing snow before 1am. Mostly cloudy, with a low around 13. Wind chill values between -5 and zero. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday
Snow showers, mainly after 1pm. High near 20. Wind chill values between zero and 10. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Tuesday Night
Snow showers. Low around 10. Wind chill values between zero and 5. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday
Snow showers. High near 16. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 3. Chance of precipitation is 60%.
New Year's Day
A 30 percent chance of snow showers. Mostly cloudy, with a high near 12.
Thursday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 4.
Friday
A chance of snow showers. Mostly cloudy, with a high near 15.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 6.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 17.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 6.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 20.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MI
 46.35°N 86.93°W (Elev. 899 ft)
Last Update:
12:15 pm EST Dec 29, 2025
Forecast Valid:
12pm EST Dec 29, 2025-6pm EST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation