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.

Overcast

28°F

-2°C

Humidity 86%
Wind Speed S 16 G 22 mph
Barometer 30.08 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 18 Mar 12:15 pm EDT
Extended Forecast for

Koontz Lake IN

  • Today

    Today: Mostly cloudy, with a high near 43. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 32. South wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly between 7am and 1pm. Partly sunny, with a high near 55. Calm wind becoming east around 5 mph in the afternoon.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. North wind around 5 mph becoming south after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 65. Southwest wind 5 to 10 mph.

    High: 65 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 43. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 32. South wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers, mainly between 7am and 1pm. Partly sunny, with a high near 55. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 38. North wind around 5 mph becoming south after midnight.
Friday
Mostly cloudy, with a high near 65. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Koontz Lake IN
 41.41°N 86.48°W (Elev. 696 ft)
Last Update:
11:15 am CDT Mar 18, 2026
Forecast Valid:
11am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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