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

Hazardous Weather Conditions

Current conditions at

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45°NLon: 87°WElev: 768ft.

Fair

76°F

24°C

Humidity 88%
Wind Speed Calm
Barometer 29.97 in (1014.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 3 Sep 11:56 pm CDT
Extended Forecast for

Chesterton IN

  • Overnight

    Overnight: A 10 percent chance of showers and thunderstorms after 5am. Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 92. Heat index values as high as 102. West southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 92 °F

    Chance
    T-storms then
    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. North wind around 5 mph becoming calm.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. East wind 5 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Mostly clear, with a low around 74. South wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 92. Heat index values as high as 102. West southwest wind around 5 mph, with gusts as high as 10 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. North wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 65. East wind 5 to 10 mph.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 61.
Labor Day
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterton IN
 41.61°N 87.05°W
Last Update:
12:17 am CDT Sep 4, 2026
Forecast Valid:
12am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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Additional Resources

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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