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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Mankato, Mankato Regional Airport (KMKT)

Lat: 44.22°NLon: 93.92°WElev: 1020ft.

Fair

42°F

6°C

Humidity 68%
Wind Speed SW 9 mph
Barometer 29.98 in (1016.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Jan 3:56 pm CST
Extended Forecast for

Saint Clair MN

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South southwest wind 10 to 15 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 44 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 22. Blustery, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 22 °F

    Becoming
    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 10. North northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 33. South wind 5 to 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 33 °F

    Slight Chance
    Snow then
    Snow Likely

  • Thursday Night

    Thursday Night: Snow. Low around 24. Southwest wind around 15 mph becoming west northwest after midnight. Chance of precipitation is 80%.

    Low: 24 °F

    Snow

  • Friday

    Friday: Snow likely. Mostly cloudy, with a temperature falling to around 16 by 5pm. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 30 °F⇓

    Snow Likely
    and Blustery

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 2 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. South southwest wind 10 to 15 mph.
Tuesday
Partly sunny, with a high near 44. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 17. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 22. Blustery, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Increasing clouds, with a low around 10. North northwest wind 5 to 10 mph becoming southwest after midnight.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. South wind 5 to 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
Snow. Low around 24. Southwest wind around 15 mph becoming west northwest after midnight. Chance of precipitation is 80%.
Friday
Snow likely. Mostly cloudy, with a temperature falling to around 16 by 5pm. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 11. Northwest wind around 15 mph.
Saturday Night
Mostly cloudy, with a low around -3. Northwest wind 10 to 15 mph.
Sunday
Partly sunny, with a high near 16. West northwest wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 3. West northwest wind 10 to 15 mph.
M.L.King Day
Partly sunny, with a high near 19. Northwest wind 10 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Clair MN
 44.1°N 93.86°W (Elev. 1007 ft)
Last Update:
3:31 pm CST Jan 12, 2026
Forecast Valid:
4pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation