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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Alma, Gratiot Community Airport (KAMN)

Lat: 43.32°NLon: 84.69°WElev: 751ft.

Light Drizzle Fog/Mist

37°F

3°C

Humidity 100%
Wind Speed N 9 mph
Barometer 30.15 in
Dewpoint 37°F (3°C)
Visibility 4.00 mi
Wind Chill30°F (-1°C)
Last update 10 Apr 8:15 am EDT
Extended Forecast for

Saint Louis MI

  • Today

    Today: A 50 percent chance of showers, mainly before 9am. Mostly cloudy, with a high near 52. East northeast wind around 8 mph becoming north northwest in the afternoon.

    High: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 31. North northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 31 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 54. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 40. East southeast wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Cloudy, with a high near 72. South southwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

Today
A 50 percent chance of showers, mainly before 9am. Mostly cloudy, with a high near 52. East northeast wind around 8 mph becoming north northwest in the afternoon.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 31. North northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 54. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 40. East southeast wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Cloudy, with a high near 72. South southwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 70%.
Monday
A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 73.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Mostly cloudy, with a low around 59.
Wednesday
Showers likely. Mostly cloudy, with a high near 71.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49.
Thursday
A chance of showers. Partly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MI
 43.41°N 84.61°W (Elev. 745 ft)
Last Update:
8:26 am EDT Apr 10, 2026
Forecast Valid:
8am EDT Apr 10, 2026-6pm EDT Apr 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation