Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Fog/Mist

36°F

2°C

Humidity 100%
Wind Speed S 13 G 21 mph
Barometer 29.48 in
Dewpoint 36°F (2°C)
Visibility 5.00 mi
Wind Chill27°F (-3°C)
Last update 9 Dec 10:55 pm EST
Extended Forecast for

Donaldson IN

  • Tonight

    Tonight: Rain, mainly before 4am.  Low around 33. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.  Chance of precipitation is 90%.

    Low: 33 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain and snow likely, becoming all snow after 11am.  Cloudy, with a temperature falling to around 30 by 5pm. West wind around 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 8pm.  Mostly cloudy, with a low around 18. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Snow Likely

  • Thursday

    Thursday: Partly sunny, with a high near 24. West wind 5 to 10 mph.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 15. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 15 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 28.

    High: 28 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before 1am.  Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm.  Mostly cloudy and cold, with a high near 18. Chance of precipitation is 60%.

    High: 18 °F

    Chance Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly before 1am.  Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

Detailed Forecast

Tonight
Rain, mainly before 4am. Low around 33. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Wednesday
Rain and snow likely, becoming all snow after 11am. Cloudy, with a temperature falling to around 30 by 5pm. West wind around 20 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 18. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Partly sunny, with a high near 24. West wind 5 to 10 mph.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15. Southwest wind around 5 mph becoming southeast after midnight.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 28.
Friday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around 13.
Saturday
Snow likely, mainly after 1pm. Mostly cloudy and cold, with a high near 18. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 5.
Sunday
Partly sunny and cold, with a high near 13.
Sunday Night
Mostly cloudy, with a low around 0.
Monday
A 20 percent chance of snow. Mostly cloudy and cold, with a high near 20.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Donaldson IN
 41.37°N 86.46°W (Elev. 751 ft)
11:01 pm EST Dec 9, 2025
11pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database