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 >

Hazardous Weather Conditions

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

37°F

3°C

Humidity 60%
Wind Speed E 14 G 24 mph
Barometer 29.96 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 15 Mar 1:15 am EDT
Extended Forecast for

4 Miles SSW Glenn MI

  • Overnight

    Overnight: A chance of snow showers before 2am, then a chance of rain showers.  Cloudy, with a low around 35. East wind 14 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Showers likely, mainly after 1pm.  Mostly cloudy, with a high near 59. Breezy, with an east southeast wind 21 to 23 mph becoming south in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 2am, then rain, possibly mixed with snow showers. Some thunder is also possible.  Low around 26. Breezy, with a south wind 20 to 25 mph becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 39 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Showers and
    Breezy then
    Rain/Snow

  • Monday

    Monday: Snow showers, possibly mixed with rain, becoming all snow after 8am.  High near 31. Windy, with a west northwest wind 28 to 30 mph, with gusts as high as 44 mph.  Chance of precipitation is 90%. New snow accumulation of around 2 inches.

    High: 31 °F

    Rain/Snow and
    Breezy then
    Snow Showers
    and Windy

  • Monday Night

    Monday Night: Snow showers likely, mainly before 2am.  Cloudy, with a low around 19. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 46 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 19 °F

    Snow Showers
    Likely and
    Windy

  • Tuesday

    Tuesday: A 30 percent chance of snow showers before 2pm.  Mostly cloudy, with a high near 25. Blustery.

    High: 25 °F

    Chance Snow
    Showers and
    Blustery

  • Tuesday Night

    Tuesday Night: Snow showers likely after 2am.  Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Mostly Cloudy
    then Snow
    Showers
    Likely

  • Wednesday

    Wednesday: Snow showers likely, mainly before 8am.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of snow showers before 2am, then a chance of rain showers. Cloudy, with a low around 35. East wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 59. Breezy, with an east southeast wind 21 to 23 mph becoming south in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain showers before 2am, then rain, possibly mixed with snow showers. Some thunder is also possible. Low around 26. Breezy, with a south wind 20 to 25 mph becoming west southwest 10 to 15 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday
Snow showers, possibly mixed with rain, becoming all snow after 8am. High near 31. Windy, with a west northwest wind 28 to 30 mph, with gusts as high as 44 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 19. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 46 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 25. Blustery.
Tuesday Night
Snow showers likely after 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Wednesday
Snow showers likely, mainly before 8am. Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Glenn MI
 42.47°N 86.25°W (Elev. 646 ft)
1:03 am EDT Mar 15, 2026
1am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
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Additional Resources

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