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.

Fog/Mist

66°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 30.09 in (1018.6 mb)
Dewpoint 64°F (18°C)
Visibility 6.00 mi
Last update 15 Jul 1:56 am CDT
Extended Forecast for

Chesterton IN

  • Overnight

    Overnight: Mostly clear, with a low around 66. South southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. East southeast wind around 5 mph, with gusts as high as 10 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Heat index values as high as 97. Southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 66. South southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 89. East southeast wind around 5 mph, with gusts as high as 10 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Heat index values as high as 97. Southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68.
Friday
Partly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 68.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chesterton IN
 41.61°N 87.08°W
Last Update:
12:57 am CDT Jul 15, 2025
Forecast Valid:
2am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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