National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Freezing Fog

30°F

-1°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.29 in (1026.2 mb)
Dewpoint 30°F (-1°C)
Visibility 0.25 mi
Last update 24 Dec 5:54 am EST
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Patchy fog before 10am. Otherwise, partly sunny, with a high near 51. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 51 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Rain likely, mainly before 1am. Patchy dense fog after 9pm. Otherwise, cloudy, with a steady temperature around 48. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely
    and Patchy
    Dense Fog

  • Christmas Day

    Christmas Day: Patchy dense fog before 11am. Otherwise, cloudy, with a high near 49. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 49 °F

    Patchy Dense
    Fog then
    Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after 1am. Cloudy, with a low around 41. East wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 59. South southeast wind 8 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 59 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. West northwest wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 43. Southeast wind 6 to 9 mph becoming west southwest after midnight.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain. Mostly cloudy, with a high near 51. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, with a high near 51. Calm wind becoming southeast 5 to 7 mph in the morning.
Tonight
Rain likely, mainly before 1am. Patchy dense fog after 9pm. Otherwise, cloudy, with a steady temperature around 48. South southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
Patchy dense fog before 11am. Otherwise, cloudy, with a high near 49. Light and variable wind becoming northeast around 6 mph in the morning.
Thursday Night
A 50 percent chance of rain after 1am. Cloudy, with a low around 41. East wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 59. South southeast wind 8 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 41. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 57. Calm wind becoming south southeast around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 43. Southeast wind 6 to 9 mph becoming west southwest after midnight.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 51. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 13. West northwest wind 14 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Mostly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.91°W (Elev. 604 ft)
Last Update:
6:15 am EST Dec 24, 2025
Forecast Valid:
6am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation