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 >

Current conditions at

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45°NLon: 87°WElev: 768ft.

Overcast

27°F

-3°C

Humidity 66%
Wind Speed W 9 mph
Barometer 29.97 in (1015.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 11 Dec 2:56 am CST
Extended Forecast for

Chesterton IN

  • Overnight

    Overnight: A chance of flurries before 4am.  Cloudy, with a low around 27. West northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Chance
    Flurries

  • Thursday

    Thursday: Mostly cloudy, with a high near 27. West northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 27 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow between 7pm and 3am.  Cloudy, with a low around 25. Calm wind becoming east southeast around 5 mph after midnight.  Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow showers after 9am.  Mostly cloudy, with a high near 31. East wind around 5 mph becoming west in the afternoon. Winds could gust as high as 10 mph.

    High: 31 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: A 30 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 12. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 12 °F

    Chance Snow
    Showers then
    Cloudy

  • Saturday

    Saturday: Snow likely, mainly after noon.  Cloudy, with a high near 17. Chance of precipitation is 60%.

    High: 17 °F

    Chance Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries before 4am. Cloudy, with a low around 27. West northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 27. West northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A chance of snow between 7pm and 3am. Cloudy, with a low around 25. Calm wind becoming east southeast around 5 mph after midnight. Chance of precipitation is 40%.
Friday
A 20 percent chance of snow showers after 9am. Mostly cloudy, with a high near 31. East wind around 5 mph becoming west in the afternoon. Winds could gust as high as 10 mph.
Friday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 12. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Snow likely, mainly after noon. Cloudy, with a high near 17. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 14.
Sunday Night
Partly cloudy, with a low around 3.
Monday
Mostly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterton IN
 41.61°N 87.08°W
3:01 am CST Dec 11, 2025
3am CST Dec 11, 2025-6pm CST Dec 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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