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

35°F

2°C

Humidity 70%
Wind Speed SW 3 mph
Barometer 30.08 in (1018.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 12 Jan 11:54 pm EST
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Partly cloudy, with a low around 31. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. West southwest wind 14 to 18 mph, with gusts as high as 33 mph.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow before 10am, then a chance of snow. Mostly cloudy, with a high near 36. North northwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 36 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 16. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 17. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 17 °F

    Slight Chance
    Snow then
    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Cloudy, with a high near 33. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 9 mph.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 31. South southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 50. West southwest wind 14 to 18 mph, with gusts as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 30. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday
A chance of rain and snow before 10am, then a chance of snow. Mostly cloudy, with a high near 36. North northwest wind 9 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 25. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A 50 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 17. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of snow. Cloudy, with a high near 33. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 9 mph.
Saturday
A 30 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 23. West wind 10 to 14 mph, with gusts as high as 23 mph.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 5.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 6.
M.L.King Day
Partly sunny, with a high near 22.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
12:15 am EST Jan 13, 2026
Forecast Valid:
12am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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