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.

Fair

1°F

-17°C

Humidity 60%
Wind Speed W 10 mph
Barometer 29.93 in
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill-15°F (-26°C)
Last update 19 Jan 4:47 pm EST
Extended Forecast for

12 Miles S Big Bay MI

Cold Weather Advisory January 19, 07:00pm until January 20, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  • M.L.King Day

    M.L.King Day: A 40 percent chance of snow showers.  Mostly cloudy and cold, with a high near 2. Wind chill values between -15 and -20. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 2 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly between 9pm and 1am.  Cloudy, with a low around -7. Wind chill values between -20 and -25. West wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: -7 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly before 10am.  Partly sunny and cold, with a high near 3. Wind chill values between -15 and -25. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 3 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers.  Mostly cloudy, with a low around 0. Wind chill values between -10 and -15. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers, mainly after 1pm.  Mostly cloudy, with a high near 13. Southwest wind around 5 mph, with gusts as high as 20 mph.

    High: 13 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am.  Mostly cloudy, with a low around 0. Chance of precipitation is 60%.

    Low: 0 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Mostly cloudy and cold, with a high near 3.

    High: 3 °F

    Chance Snow
    Showers

  • Thursday Night

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

    Low: -14 °F

    Chance Snow
    Showers

  • Friday

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

    High: -6 °F

    Chance Snow
    Showers

Detailed Forecast

M.L.King Day
A 40 percent chance of snow showers. Mostly cloudy and cold, with a high near 2. Wind chill values between -15 and -20. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Snow showers likely, mainly between 9pm and 1am. Cloudy, with a low around -7. Wind chill values between -20 and -25. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday
A 30 percent chance of snow showers, mainly before 10am. Partly sunny and cold, with a high near 3. Wind chill values between -15 and -25. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 0. Wind chill values between -10 and -15. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 13. Southwest wind around 5 mph, with gusts as high as 20 mph.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 0. Chance of precipitation is 60%.
Thursday
A 50 percent chance of snow showers. Mostly cloudy and cold, with a high near 3.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around -14.
Friday
A 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
A chance of snow showers. Mostly sunny and cold, with a high near -1.
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 6.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles S Big Bay MI
 46.66°N 87.77°W (Elev. 1755 ft)
4:08 pm EST Jan 19, 2026
4pm EST Jan 19, 2026-6pm EST Jan 25, 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