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

54°F

12°C

Humidity 67%
Wind Speed W 14 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 20 Mar 8:56 am CDT
Extended Forecast for

Rensselaer IN

  • Today

    Today: Partly sunny, with a high near 77. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68. East northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74. South southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 77. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 40. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 68. East northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 54. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74. South southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.16°W
Last Update:
9:01 am CDT Mar 20, 2026
Forecast Valid:
9am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation