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

29°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 30.29 in (1026.0 mb)
Dewpoint 29°F (-2°C)
Visibility 0.25 mi
Last update 24 Dec 2:54 am EST
Extended Forecast for

2 Miles SW Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a steady temperature around 33. Light northeast wind.

    Low: 33 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 52. East northeast wind 5 to 9 mph becoming south southeast in the afternoon.

    High: 52 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Rain, mainly before 1am. Areas of fog after 11pm. Steady temperature around 48. South southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain and
    Areas Fog

  • Christmas Day

    Christmas Day: Patchy fog before 11am. Otherwise, cloudy, with a high near 49. North northwest wind 5 to 8 mph becoming east northeast in the afternoon.

    High: 49 °F

    Patchy Fog
    then Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain after 1am. Cloudy, with a low around 40. East wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Mostly cloudy, with a high near 59. Southeast wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. West northwest wind around 6 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 5 to 7 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

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a steady temperature around 33. Light northeast wind.
Wednesday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 52. East northeast wind 5 to 9 mph becoming south southeast in the afternoon.
Wednesday Night
Rain, mainly before 1am. Areas of fog after 11pm. Steady temperature around 48. South southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
Patchy fog before 11am. Otherwise, cloudy, with a high near 49. North northwest wind 5 to 8 mph becoming east northeast in the afternoon.
Thursday Night
A 50 percent chance of rain after 1am. Cloudy, with a low around 40. East wind around 9 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. Southeast wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 41. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 57. Calm wind becoming south southeast 5 to 7 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 50. Northwest wind 10 to 17 mph, with gusts as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 24.
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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:
3:45 am EST Dec 24, 2025
Forecast Valid:
3am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation