National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45°NLon: 87°WElev: 768ft.

Fair

71°F

22°C

Humidity 76%
Wind Speed NE 8 mph
Barometer 29.99 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 29 Jul 8:56 am CDT
Extended Forecast for

Rensselaer IN

  • Today

    Today: Sunny, with a high near 81. North wind around 5 mph, with gusts as high as 10 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Rain likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 80%.

    High: 75 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 81. North wind around 5 mph, with gusts as high as 10 mph.
Tonight
Mostly clear, with a low around 57. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Sunny, with a high near 85. Calm wind.
Thursday Night
Partly cloudy, with a low around 62. Calm wind.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 78. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Rain likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 61.
Monday
A chance of showers. Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 62.
Tuesday
A chance of showers. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.16°W
Last Update:
9:17 am CDT Jul 29, 2026
Forecast Valid:
9am CDT Jul 29, 2026-6pm CDT Aug 4, 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