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.

Fair

51°F

11°C

Humidity 86%
Wind Speed E 5 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 10 Oct 6:56 am CDT
Extended Forecast for

Rensselaer IN

  • Today

    Today: Partly sunny, with a high near 81. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East wind around 5 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind.

    High: 77 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 79.

    High: 79 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 81. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 57. East wind around 5 mph, with gusts as high as 15 mph.
Sunday
A 20 percent chance of showers before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind.
Sunday Night
Partly cloudy, with a low around 56. Calm wind.
Columbus Day
Mostly sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 65.
Tuesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
A chance of showers. Mostly sunny, with a high near 71.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52.
Thursday
Showers likely. Mostly cloudy, with a high near 72.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 49.
Friday
A chance of showers. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.13°W
Last Update:
5:16 am CDT Oct 10, 2026
Forecast Valid:
7am CDT Oct 10, 2026-6pm CDT Oct 16, 2026
 
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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