Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Alma, Gratiot Community Airport (KAMN)

Lat: 43.32°NLon: 84.69°WElev: 751ft.

Light Drizzle

36°F

2°C

Humidity 87%
Wind Speed E 13 mph
Barometer 29.39 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 15 Mar 5:15 pm EDT
Extended Forecast for

Saint Louis MI

Wind Advisory until March 16, 11:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 11:00pm

    NOW until 11:00pm Mon

    Wind Advisory

  • This Afternoon

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 4am, then a chance of showers.  Low around 29. South wind 16 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 29 °F

    Showers

  • Monday

    Monday: A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and 10am, then a chance of snow showers after 10am.  Mostly cloudy, with a temperature falling to around 26 by 5pm. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 30%.

    High: 37 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 2am.  Mostly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 39 mph.

    Low: 14 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 24. West northwest wind around 15 mph, with gusts as high as 24 mph.

    High: 24 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers after 2am.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 54. Southeast wind around 13 mph, with gusts as high as 24 mph.
Tonight
Showers and possibly a thunderstorm before 4am, then a chance of showers. Low around 29. South wind 16 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A slight chance of rain showers before 9am, then a slight chance of rain and snow showers between 9am and 10am, then a chance of snow showers after 10am. Mostly cloudy, with a temperature falling to around 26 by 5pm. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of snow showers before 2am. Mostly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 39 mph.
Tuesday
Mostly cloudy, with a high near 24. West northwest wind around 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Mostly cloudy, with a high near 37.
Wednesday Night
A chance of rain and snow showers after 2am. Mostly cloudy, with a low around 31.
Thursday
A chance of rain and snow showers before 8am. Partly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MI
 43.41°N 84.61°W (Elev. 745 ft)
5:03 pm EDT Mar 15, 2026
5pm EDT Mar 15, 2026-6pm EDT Mar 22, 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