Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Marquette, Sawyer International Airport (KSAW)

Lat: 46.35°NLon: 87.4°WElev: 1220ft.

Fair

-2°F

-19°C

Humidity 71%
Wind Speed W 15 mph
Barometer 30.05 in
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 20 Jan 11:45 am EST
Extended Forecast for

12 Miles S Big Bay MI

  • This Afternoon

    This Afternoon: Isolated snow showers.  Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -20. West wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 4 °F

    Isolated Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 0. Wind chill values between -10 and -15. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 0 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow showers, mainly after 1pm.  Mostly cloudy, with a high near 14. Wind chill values between -5 and -15. Southwest wind around 5 mph, with gusts as high as 15 mph.  New snow accumulation of less than a half inch possible.

    High: 14 °F

    Isolated Snow
    Showers then
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am.  Mostly cloudy, with a low around -1. Wind chill values between -5 and -10. West wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: -1 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Mostly cloudy and cold, with a high near 4. West wind around 10 mph, with gusts as high as 25 mph.

    High: 4 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around -14.

    Low: -14 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 40 percent chance of snow showers.  Mostly cloudy and cold, with a high near -6.

    High: -6 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers.  Mostly cloudy, with a low around -15.

    Low: -15 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 0.

    High: 0 °F

    Cold

Detailed Forecast

This Afternoon
Isolated snow showers. Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -20. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 0. Wind chill values between -10 and -15. Southwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday
A 50 percent chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 14. Wind chill values between -5 and -15. Southwest wind around 5 mph, with gusts as high as 15 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around -1. Wind chill values between -5 and -10. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
A 50 percent chance of snow showers. Mostly cloudy and cold, with a high near 4. West wind around 10 mph, with gusts as high as 25 mph.
Thursday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around -14.
Friday
A 40 percent chance of snow showers. Mostly cloudy and cold, with a high near -6.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around -15.
Saturday
Mostly sunny and cold, with a high near 0.
Saturday Night
A chance of snow showers after 1am. Partly cloudy, with a low around -12.
Sunday
A chance of snow showers. Partly sunny and cold, with a high near 7.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around -4.
Monday
A chance of snow showers. Partly sunny and cold, with a high near 10.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles S Big Bay MI
 46.66°N 87.77°W (Elev. 1755 ft)
12:13 pm EST Jan 20, 2026
12pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database