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

63°F

17°C

Humidity 60%
Wind Speed SW 12 mph
Barometer 29.59 in (1001.8 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 22 Mar 2:56 am CDT
Extended Forecast for

Rensselaer IN

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 63. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 5pm. Increasing clouds, with a temperature rising to near 62 by 8am, then falling to around 42 during the remainder of the day. Breezy, with a west northwest wind 10 to 15 mph becoming north 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 62 °F⇓

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 31. Blustery, with a north wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 31 °F

    Blustery.
    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. North wind around 10 mph, with gusts as high as 15 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 63. South southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
A 30 percent chance of rain, mainly after 5pm. Increasing clouds, with a temperature rising to near 62 by 8am, then falling to around 42 during the remainder of the day. Breezy, with a west northwest wind 10 to 15 mph becoming north 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Sunday Night
A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 31. Blustery, with a north wind 15 to 25 mph, with gusts as high as 35 mph.
Monday
Mostly sunny, with a high near 45. North wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 29. North northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 74.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 53.
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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:
1:21 am CDT Mar 22, 2026
Forecast Valid:
3am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation