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

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45°NLon: 87°WElev: 768ft.

Overcast

21°F

-6°C

Humidity 85%
Wind Speed S 10 mph
Barometer 29.94 in (1015.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 9 Dec 3:56 am CST
Extended Forecast for

Chesterton IN

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 5am. Mostly cloudy, with a steady temperature around 23. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 23 °F

    Chance Snow

  • Tuesday

    Tuesday: Cloudy, with a high near 36. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain and sleet before 8pm, then rain. Low around 34. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Little or no sleet accumulation expected.

    Low: 34 °F

    Breezy.
    Rain/Sleet
    then Rain

  • Wednesday

    Wednesday: Rain showers likely before 8am, then rain and snow showers likely between 8am and 9am, then snow showers after 9am. High near 36. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 36 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 20. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.

    High: 26 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before midnight. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 5am. Mostly cloudy, with a steady temperature around 23. South wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Cloudy, with a high near 36. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of rain and sleet before 8pm, then rain. Low around 34. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Little or no sleet accumulation expected.
Wednesday
Rain showers likely before 8am, then rain and snow showers likely between 8am and 9am, then snow showers after 9am. High near 36. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Wednesday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 20. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18.
Friday
A chance of snow. Mostly cloudy, with a high near 29.
Friday Night
A chance of snow before midnight. Mostly cloudy, with a low around 10.
Saturday
A chance of snow. Mostly cloudy, with a high near 15.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 5.
Monday
A chance of snow and freezing rain. Mostly cloudy, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterton IN
 41.59°N 87.05°W
Last Update:
2:51 am CST Dec 9, 2025
Forecast Valid:
4am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation