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 >

Current conditions at

Marquette, Sawyer International Airport (KSAW)

Lat: 46.35°NLon: 87.4°WElev: 1220ft.

A Few Clouds

-9°F

-23°C

Humidity 77%
Wind Speed W 9 mph
Barometer 29.99 in
Dewpoint -15°F (-26°C)
Visibility 10.00 mi
Wind Chill-26°F (-32°C)
Last update 20 Jan 2:18 am EST
Extended Forecast for

Gwinn, Sawyer Airport MI

Cold Weather Advisory January 20, 02:32am until January 20, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 20, 02:32am until January 20, 11:00am

    NOW until 11:00am Tue

    Cold Weather Advisory

  • Overnight

    Low: -12 °F

    Isolated Snow
    Showers

  • Tuesday

    Tuesday: Isolated snow showers before 1pm, then isolated snow showers after 4pm.  Mostly sunny and cold, with a high near 6. Wind chill values between -20 and -30. West wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 6 °F

    Isolated Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 0. Wind chill values between -5 and -10. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow showers, mainly after 1pm.  Mostly cloudy, with a high near 15. Wind chill values between -10 and zero. Southwest wind 5 to 10 mph.

    High: 15 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 2. West wind around 10 mph.

    Low: 2 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 30 percent chance of snow showers.  Partly sunny and cold, with a high near 4.

    High: 4 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around -15.

    Low: -15 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers before 1pm.  Partly sunny and cold, with a high near -4.

    High: -4 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Isolated snow showers. Partly cloudy, with a low around -12. Wind chill values between -25 and -30. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Isolated snow showers before 1pm, then isolated snow showers after 4pm. Mostly sunny and cold, with a high near 6. Wind chill values between -20 and -30. West wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 0. Wind chill values between -5 and -10. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 15. Wind chill values between -10 and zero. Southwest wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 2. West wind around 10 mph.
Thursday
A 30 percent chance of snow showers. Partly sunny and cold, with a high near 4.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around -15.
Friday
A chance of snow showers before 1pm. Partly sunny and cold, with a high near -4.
Friday Night
A chance of snow showers after 1am. Partly cloudy, with a low around -17.
Saturday
Mostly sunny and cold, with a high near 2.
Saturday Night
A chance of snow showers. Partly cloudy, with a low around -13.
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 -3.
Monday
A chance of snow showers. Partly sunny, with a high near 11.
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ABOUT THIS FORECAST

 
Point Forecast:
Gwinn, Sawyer Airport MI
 46.35°N 87.39°W (Elev. 1178 ft)
1:57 am EST Jan 20, 2026
2am 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