Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Hazardous Weather Conditions

Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Overcast

32°F

0°C

Humidity 80%
Wind Speed NW 10 mph
Barometer 29.79 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 10 Dec 7:15 pm EST
Extended Forecast for

Koontz Lake IN

  • Tonight

    Tonight: A 50 percent chance of snow showers, mainly before 1am.  Cloudy, with a low around 21. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 27. West wind 5 to 10 mph.

    High: 27 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Cloudy, with a low around 19. Calm wind becoming east around 5 mph.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow.  Partly sunny, with a high near 28. East wind around 5 mph becoming west in the afternoon.

    High: 28 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 10. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after noon.  Mostly cloudy and cold, with a high near 14. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 14 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow showers before noon.  Partly sunny and cold, with a high near 15.

    High: 15 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow showers, mainly before 1am. Cloudy, with a low around 21. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly cloudy, with a high near 27. West wind 5 to 10 mph.
Thursday Night
A 50 percent chance of snow. Cloudy, with a low around 19. Calm wind becoming east around 5 mph.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 28. East wind around 5 mph becoming west in the afternoon.
Friday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 10. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Snow likely, mainly after noon. Mostly cloudy and cold, with a high near 14. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 4.
Sunday
A 20 percent chance of snow showers before noon. Partly sunny and cold, with a high near 15.
Sunday Night
Partly cloudy, with a low around 1.
Monday
Mostly sunny, with a high near 21.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 29.
Tuesday Night
A slight chance of freezing rain. Mostly cloudy, with a low around 24.
Wednesday
A chance of rain. Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Koontz Lake IN
 41.41°N 86.48°W (Elev. 696 ft)
6:00 pm CST Dec 10, 2025
6pm CST Dec 10, 2025-6pm CST Dec 17, 2025
 
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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