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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.92 in
Dewpoint 39°F (4°C)
Visibility 6.00 mi
Wind Chill35°F (2°C)
Last update 26 Dec 10:15 pm EST
Extended Forecast for

Koontz Lake IN

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Cloudy then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 44. Southeast wind 5 to 10 mph.

    High: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Rain likely after midnight. Cloudy, with a temperature rising to around 49 by 5am. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 42 °F⇑

    Mostly Cloudy
    then Rain
    Likely

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 3pm. High near 60. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 60 °F

    Rain

  • Sunday Night

    Sunday Night: Rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Some thunder is also possible. Low around 21. West wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Rain then
    Chance
    Rain/Snow

  • Monday

    Monday: Snow showers likely, mainly before noon. Mostly cloudy, with a high near 26. Breezy. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 26 °F

    Snow Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 44. Southeast wind 5 to 10 mph.
Saturday Night
Rain likely after midnight. Cloudy, with a temperature rising to around 49 by 5am. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday
Rain, with thunderstorms also possible after 3pm. High near 60. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Some thunder is also possible. Low around 21. West wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 26. Breezy. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 21.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 13.
New Year's Day
Mostly sunny and cold, with a high near 18.
Thursday Night
Partly cloudy, with a low around 7.
Friday
Mostly sunny and cold, with a high near 20.
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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:
8:32 pm CST Dec 26, 2025
Forecast Valid:
9pm CST Dec 26, 2025-6pm CST Jan 2, 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