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

37°F

3°C

Humidity 79%
Wind Speed N 5 mph
Barometer 30.06 in (1018.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 19 Mar 12:56 am CDT
Extended Forecast for

Rensselaer IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind becoming east southeast around 5 mph in the morning.

    High: 58 °F

    Slight Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. East southeast wind 5 to 10 mph becoming south after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Calm wind.
Thursday
A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 58. Calm wind becoming east southeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 41. East southeast wind 5 to 10 mph becoming south after midnight.
Friday
Partly sunny, with a high near 70. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 41. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.16°W
Last Update:
9:46 pm CDT Mar 18, 2026
Forecast Valid:
1am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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