Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Light Rain

37°F

3°C

Humidity 45%
Wind Speed SE 9 G 16 mph
Barometer 30.14 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 14 Mar 7:55 pm EDT
Extended Forecast for

Decatur MI

Wind Advisory March 15, 11:00am until March 16, 12:00am
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: A chance of snow showers before 11pm, then a chance of rain showers.  Cloudy, with a low around 36. East southeast wind 7 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 5pm.  Mostly cloudy, with a high near 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 37 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Slight Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 26. Breezy, with a south wind 15 to 22 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 26 °F

    Showers and
    Breezy

  • Monday

    Monday: Snow showers, possibly mixed with rain, becoming all snow after 8am.  High near 31. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 39 mph.  Chance of precipitation is 90%. New snow accumulation of around 2 inches.

    High: 31 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before 2am.  Cloudy, with a low around 17. Blustery, with a west northwest wind 15 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 17 °F

    Snow Showers
    Likely and
    Blustery

  • Tuesday

    Tuesday: A 30 percent chance of snow showers before 2pm.  Mostly cloudy, with a high near 23.

    High: 23 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow showers after 2am.  Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A chance of snow showers before 2pm.  Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers before 11pm, then a chance of rain showers. Cloudy, with a low around 36. East southeast wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Sunday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 67. Breezy, with a south wind 15 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 26. Breezy, with a south wind 15 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Snow showers, possibly mixed with rain, becoming all snow after 8am. High near 31. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.
Monday Night
Snow showers likely, mainly before 2am. Cloudy, with a low around 17. Blustery, with a west northwest wind 15 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
A 30 percent chance of snow showers before 2pm. Mostly cloudy, with a high near 23.
Tuesday Night
A 50 percent chance of snow showers after 2am. Mostly cloudy, with a low around 16.
Wednesday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur MI
 42.11°N 85.95°W (Elev. 755 ft)
8:03 pm EDT Mar 14, 2026
8pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
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Additional Resources

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