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.

Overcast

30°F

-1°C

Humidity 69%
Wind Speed NW 13 mph
Barometer 30.38 in (1029.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 11 Jan 1:54 pm EST
Extended Forecast for

4 Miles ESE Rensselaer IN

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 47. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, mainly after noon. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow before noon. Partly sunny, with a high near 25.

    High: 25 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 32. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 27. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 40. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 31. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 47. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 33.
Wednesday
Snow likely, possibly mixed with rain, mainly after noon. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 17.
Thursday
A chance of snow before noon. Partly sunny, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 19.
Friday
A chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Rensselaer IN
 40.91°N 87.08°W
Last Update:
12:46 pm CST Jan 11, 2026
Forecast Valid:
1pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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