Lingering Winter Weather in Interior New England; Snow Squalls Developing Downwind of the Lower Great Lakes

A wintry mix will continue in interior New England through tonight as a coastal storm quickly passes to the east. Heavy snow is expected in northern Maine, with a coating of ice expected for much of interior New England. Behind this storm system, lake effect snow and snow squalls will develop from the Ohio Valley to interior New England through Monday. Read More >

Current conditions at

South Haven, South Haven Area Regional Airport (KLWA)

Lat: 42.35°NLon: 86.26°WElev: 666ft.

Overcast

32°F

0°C

Humidity 75%
Wind Speed SW 15 G 22 mph
Barometer 30.21 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 12 Jan 3:15 am EST
Extended Forecast for

Decatur MI

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. Southwest wind around 13 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. West southwest wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of drizzle or freezing rain before 9am, then a chance of drizzle.  Partly sunny, with a high near 43. South southwest wind 9 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%.

    High: 43 °F

    Chance
    Drizzle/Freezing
    Rain then
    Chance
    Drizzle

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 1am.  Mostly cloudy, with a low around 30. West wind around 14 mph.  Chance of precipitation is 60%.

    Low: 30 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after 10am.  High near 35. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Rain/Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am.  Mostly cloudy, with a low around 13. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers after 1am.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. Southwest wind around 13 mph.
Monday
Mostly sunny, with a high near 38. West southwest wind 10 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 30. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.
Tuesday
A chance of drizzle or freezing rain before 9am, then a chance of drizzle. Partly sunny, with a high near 43. South southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Tuesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 30. West wind around 14 mph. Chance of precipitation is 60%.
Wednesday
Rain and snow, becoming all snow after 10am. High near 35. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 24.
Thursday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 17.
Friday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 32.
Friday Night
Snow showers. Mostly cloudy, with a low around 16.
Saturday
Snow showers likely. Mostly cloudy, with a high near 27.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 13.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 20.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur MI
 42.11°N 85.98°W (Elev. 781 ft)
3:21 am EST Jan 12, 2026
3am EST Jan 12, 2026-6pm EST Jan 18, 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