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

33°F

1°C

Humidity 92%
Wind Speed Calm
Barometer 29.94 in (1014.5 mb)
Dewpoint 31°F (-1°C)
Visibility 8.00 mi
Last update 15 Feb 2:56 am CST
Extended Forecast for

Rensselaer IN

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a steady temperature around 37. Calm wind.

    Low: 37 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 56. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 56 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 33 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. Breezy.

    High: 67 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a steady temperature around 37. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 56. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight.
Washington's Birthday
Mostly sunny, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 39. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Mostly cloudy, with a high near 57.
Tuesday Night
A 50 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 67. Breezy.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
A chance of rain after noon. Mostly sunny, with a high near 60.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36.
Friday
A chance of rain and snow. Partly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.16°W
Last Update:
2:11 am CST Feb 15, 2026
Forecast Valid:
3am CST Feb 15, 2026-6pm CST Feb 21, 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