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.

Partly Cloudy

34°F

1°C

Humidity 65%
Wind Speed E 8 mph
Barometer 30.40 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 8 Apr 12:15 am EDT
Extended Forecast for

Koontz Lake IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 67. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming southeast in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 53. South wind around 15 mph, with gusts as high as 30 mph.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 67. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 48. Northwest wind around 5 mph becoming southeast in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51.
Sunday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 79.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Koontz Lake IN
 41.41°N 86.48°W (Elev. 696 ft)
Last Update:
7:30 pm CDT Apr 7, 2026
Forecast Valid:
11pm CDT Apr 7, 2026-6pm CDT Apr 14, 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