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

33°F

1°C

Humidity 45%
Wind Speed N 7 mph
Barometer 30.46 in (1031.9 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 23 Mar 9:54 pm EDT
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Increasing clouds, with a low around 28. North northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. South southeast wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. South southwest wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 56. South southwest wind around 8 mph.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of rain and thunderstorms before 8am, then a chance of rain and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then a chance of rain after 2am. Low around 35. West wind 15 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

  • Friday

    Friday: A chance of rain and snow, mainly before 8am. Partly sunny, with a high near 44. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. North wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. North northeast wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 54. Light and variable wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 40. South southeast wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 68. South southwest wind 5 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 56. South southwest wind around 8 mph.
Thursday
A slight chance of rain and thunderstorms before 8am, then a chance of rain and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then a chance of rain after 2am. Low around 35. West wind 15 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%.
Friday
A chance of rain and snow, mainly before 8am. Partly sunny, with a high near 44. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 27. North wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 52. Light west northwest wind becoming west 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
9:46 pm EDT Mar 23, 2026
Forecast Valid:
9pm EDT Mar 23, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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