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

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

54°F

12°C

Humidity 64%
Wind Speed Calm
Barometer 30.01 in (1016.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 14 May 9:54 pm EDT
Extended Forecast for

7 Miles ESE Rensselaer IN

  • Tonight

    Tonight: Partly cloudy, with a low around 47. East northeast wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 82 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Breezy.

    High: 87 °F

    Breezy. Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. East northeast wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.
Friday
A 30 percent chance of showers, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58. South southeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 65.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Breezy.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Tuesday
Showers likely, mainly after 1pm. Partly sunny, with a high near 85. Breezy.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 60.
Wednesday
A chance of showers. Mostly sunny, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Rensselaer IN
 40.91°N 87.02°W
Last Update:
8:41 pm CDT May 14, 2026
Forecast Valid:
9pm CDT May 14, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation