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.

Light Rain Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed E 9 mph
Barometer 30.03 in (1017.0 mb)
Dewpoint 39°F (4°C)
Visibility 4.00 mi
Wind Chill34°F (1°C)
Last update 18 Nov 5:54 am EST
Extended Forecast for

2 Miles SW Lafayette, Purdue University Airport IN

  • Today

    Today: Showers, mainly before 10am. High near 47. Southeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Showers then
    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers before 7pm. Cloudy, with a low around 38. Northeast wind around 6 mph. Chance of precipitation is 10%.

    Low: 38 °F

    Isolated
    Showers then
    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 50. East northeast wind 3 to 6 mph.

    High: 50 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 43. South southwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 51. North northeast wind 5 to 8 mph.

    High: 51 °F

    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 33. North northeast wind around 6 mph.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 1pm. Mostly sunny, with a high near 50. North northeast wind around 6 mph becoming west northwest in the afternoon.

    High: 50 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Showers, mainly before 10am. High near 47. Southeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Isolated showers before 7pm. Cloudy, with a low around 38. Northeast wind around 6 mph. Chance of precipitation is 10%.
Wednesday
Cloudy, with a high near 50. East northeast wind 3 to 6 mph.
Wednesday Night
Cloudy, with a low around 40. Calm wind.
Thursday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43. South southwest wind around 5 mph becoming calm in the evening.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 51. North northeast wind 5 to 8 mph.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33. North northeast wind around 6 mph.
Saturday
A 20 percent chance of rain before 1pm. Mostly sunny, with a high near 50. North northeast wind around 6 mph becoming west northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 33. Southwest wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
6:15 am EST Nov 18, 2025
Forecast Valid:
6am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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Additional Resources

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Chance of Precipitation