Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

A Few Clouds

54°F

12°C

Humidity 51%
Wind Speed W 14 G 28 mph
Barometer 29.90 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Apr 4:55 pm EDT
Extended Forecast for

Koontz Lake IN

Freeze Watch April 19, 11:00pm until April 20, 10:00am
Frost Advisory April 18, 11:00pm until April 19, 08:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory
  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 49. West wind around 15 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of frost after 10pm.  Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph.

    Low: 35 °F

    Areas Frost

  • Sunday

    Sunday: A 20 percent chance of showers after 4pm.  Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 51. Southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 51 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 2am.  Otherwise, mostly clear, with a low around 31. North wind 5 to 10 mph becoming light  in the evening.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, sunny, with a high near 51. Northeast wind around 5 mph becoming west in the afternoon.

    High: 51 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 49. West wind around 15 mph, with gusts as high as 20 mph.
Tonight
Areas of frost after 10pm. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph.
Sunday
A 20 percent chance of showers after 4pm. Areas of frost before 9am. Otherwise, mostly sunny, with a high near 51. Southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. North wind 5 to 10 mph becoming light in the evening.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 51. Northeast wind around 5 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Koontz Lake IN
 41.41°N 86.48°W (Elev. 696 ft)
1:30 pm CDT Apr 18, 2026
4pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database