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.

Light Snow

7°F

-14°C

Humidity 78%
Wind Speed W 12 mph
Barometer 29.60 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 18 Jan 11:38 pm EST
Extended Forecast for

12 Miles S Big Bay MI

Winter Storm Warning January 19, 12:00am until January 19, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  • Tonight

    Tonight: Snow showers, mainly after 1am. The snow could be heavy at times.  Widespread blowing snow, mainly after 4am. Low around 1. Wind chill values between -5 and -10. Blustery, with a west wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 1 °F

    Heavy Snow
    and Blowing
    Snow

  • M.L.King Day

    M.L.King Day: Snow showers, mainly before 1pm.  Widespread blowing snow, mainly before 7am. Temperature falling to around -1 by 4pm. Wind chill values between -15 and -20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 5 °F

    Snow Showers
    and Blowing
    Snow then
    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers likely, mainly before 11pm.  Mostly cloudy, with a low around -11. Wind chill values between -20 and -25. West wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: -11 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of snow showers after 7am.  Partly sunny and cold, with a high near 3. Wind chill values between -15 and -25. West wind around 10 mph, with gusts as high as 25 mph.

    High: 3 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers.  Mostly cloudy, with a low around -2. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: -2 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 12.

    High: 12 °F

    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 chance of snow showers.  Mostly cloudy and cold, with a high near 5.

    High: 5 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers.  Mostly cloudy, with a low around -9.

    Low: -9 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Snow showers, mainly after 1am. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 1. Wind chill values between -5 and -10. Blustery, with a west wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
M.L.King Day
Snow showers, mainly before 1pm. Widespread blowing snow, mainly before 7am. Temperature falling to around -1 by 4pm. Wind chill values between -15 and -20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around -11. Wind chill values between -20 and -25. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A 40 percent chance of snow showers after 7am. Partly sunny and cold, with a high near 3. Wind chill values between -15 and -25. West wind around 10 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around -2. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 12.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 0. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Mostly cloudy and cold, with a high near 5.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around -9.
Friday
A chance of snow showers. Partly sunny and cold, with a high near -1.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around -13.
Saturday
A chance of snow showers. Partly sunny and cold, with a high near -2.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around -10.
Sunday
A chance of snow showers. Partly sunny and cold, with a high near 3.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles S Big Bay MI
 46.66°N 87.77°W (Elev. 1755 ft)
11:23 pm EST Jan 18, 2026
11pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

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