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

Hazardous Weather Conditions

Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Fair

43°F

6°C

Humidity 61%
Wind Speed Vrbl 7 mph
Barometer 30.11 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Apr 9:35 am EDT
Extended Forecast for

Koontz Lake IN

Freeze Warning April 19, 11:00pm until April 20, 10:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Scattered showers, mainly between 1pm and 5pm. Increasing clouds, with a high near 51. West wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    High: 51 °F

    Sunny then
    Scattered
    Showers

  • Tonight

    Tonight: Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 30. Northwest wind 5 to 10 mph becoming light in the evening.

    Low: 30 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 51. Northeast wind around 5 mph becoming southwest in the afternoon.

    High: 51 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly between 1pm and 5pm. Increasing clouds, with a high near 51. West wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Tonight
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 30. Northwest wind 5 to 10 mph becoming light in the evening.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 51. Northeast wind around 5 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 41. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly sunny, with a high near 63.
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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:
8:30 am CDT Apr 19, 2026
Forecast Valid:
8am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation