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

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

80°F

27°C

Humidity 54%
Wind Speed NW 9 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 Aug 4:54 pm EDT
Extended Forecast for

Rensselaer IN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. West northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming west around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. West northwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 57. West northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 75. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 53. Calm wind.
Monday
Mostly sunny, with a high near 77. Calm wind becoming west around 5 mph.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A chance of showers after 1pm. Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rensselaer IN
 40.94°N 87.13°W
Last Update:
3:26 pm CDT Aug 22, 2026
Forecast Valid:
4pm CDT Aug 22, 2026-6pm CDT Aug 29, 2026
 
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Additional Resources

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Chance of Precipitation