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

43°F

6°C

Humidity 58%
Wind Speed Calm
Barometer 29.90 in (1013.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 26 Feb 5:54 pm EST
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. West northwest wind around 6 mph becoming light and variable.

    Low: 31 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 61. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. South southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 23 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48. North northeast wind 3 to 8 mph.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 25. North wind around 9 mph, with gusts as high as 18 mph.

    Low: 25 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 37. North northeast wind around 9 mph.

    High: 37 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Cloudy, with a low around 23. East northeast wind around 7 mph.

    Low: 23 °F

    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Partly sunny, with a high near 37. East wind around 8 mph.

    High: 37 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 25. East wind around 5 mph.

    Low: 25 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. West northwest wind around 6 mph becoming light and variable.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 61. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 33. South southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
Saturday
Partly sunny, with a high near 48. North northeast wind 3 to 8 mph.
Saturday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 25. North wind around 9 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, with a high near 37. North northeast wind around 9 mph.
Sunday Night
A 50 percent chance of snow. Cloudy, with a low around 23. East northeast wind around 7 mph.
Monday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 37. East wind around 8 mph.
Monday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 25. East wind around 5 mph.
Tuesday
A 40 percent chance of rain. Cloudy, with a high near 42. Southeast wind 5 to 7 mph.
Tuesday Night
A 50 percent chance of rain. Cloudy, with a low around 31.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
Rain likely. Cloudy, with a high near 62. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
5:51 pm EST Feb 26, 2026
Forecast Valid:
6pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation