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

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Overcast with Haze

16°F

-9°C

Humidity 86%
Wind Speed E 6 mph
Barometer 30.31 in
Dewpoint 12°F (-11°C)
Visibility 5.00 mi
Wind Chill7°F (-14°C)
Last update 8 Feb 10:35 pm EST
Extended Forecast for

Koontz Lake IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 15. Southeast wind around 10 mph.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. South wind 5 to 10 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. South wind 5 to 10 mph becoming southwest after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38. Northwest wind 5 to 10 mph.

    High: 38 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Northwest wind around 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 15. Southeast wind around 10 mph.
Monday
Partly sunny, with a high near 32. South wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 28. South wind 5 to 10 mph becoming southwest after midnight.
Tuesday
Partly sunny, with a high near 38. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 26. Northwest wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 32.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Friday
A 20 percent chance of snow before noon. Partly sunny, with a high near 33.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 22.
Saturday
A chance of rain and snow. Mostly sunny, with a high near 34. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Partly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Koontz Lake IN
 41.41°N 86.48°W (Elev. 696 ft)
Last Update:
10:02 pm CST Feb 8, 2026
Forecast Valid:
10pm CST Feb 8, 2026-6pm CST Feb 15, 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