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

53°F

12°C

Humidity 59%
Wind Speed Calm
Barometer 29.95 in (1014.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 30 Apr 9:54 pm EDT
Extended Forecast for

2 Miles WNW Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Showers, mainly before 2am. Low around 43. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers

  • Friday

    Friday: Isolated showers before 7am. Partly sunny, with a high near 55. North northwest wind 7 to 10 mph. Chance of precipitation is 10%.

    High: 55 °F

    Isolated
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Areas of frost after 2am. Otherwise, mostly clear, with a low around 34. North wind 5 to 8 mph becoming calm after midnight.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 54 °F

    Areas Frost
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. North northwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50. South southwest wind 11 to 13 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Breezy, with a southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 30%.

    High: 73 °F

    Slight Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 54. Southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers, mainly before 2am. Low around 43. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Isolated showers before 7am. Partly sunny, with a high near 55. North northwest wind 7 to 10 mph. Chance of precipitation is 10%.
Friday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 34. North wind 5 to 8 mph becoming calm after midnight.
Saturday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 37. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 64. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50. South southwest wind 11 to 13 mph, with gusts as high as 23 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Breezy, with a southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54. Southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 68. Southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 62.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lafayette, Purdue University Airport IN
 40.45°N 86.97°W (Elev. 719 ft)
Last Update:
10:45 pm EDT Apr 30, 2026
Forecast Valid:
10pm EDT Apr 30, 2026-6pm EDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation