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Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Partly Cloudy

52°F

11°C

Humidity 57%
Wind Speed W 18 G 30 mph
Barometer 29.97 in (1014.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Apr 3:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

Freeze Watch April 20, 02:00am until April 20, 09:00am
Frost Advisory April 19, 02:00am until April 19, 09:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 51. West northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 34. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 21 mph.

    Low: 34 °F

    Partly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Isolated showers after 5pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 55. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 10%.

    High: 55 °F

    Areas Frost
    then Isolated
    Showers

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 32 °F

    Partly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 56. Calm wind.

    High: 56 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Calm wind becoming south 5 to 9 mph in the evening.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. West southwest wind around 7 mph.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 51. West northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Areas of frost after 3am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 34. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Sunday
Isolated showers after 5pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 55. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 10%.
Sunday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.
Monday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 56. Calm wind.
Monday Night
Partly cloudy, with a low around 43. Calm wind becoming south 5 to 9 mph in the evening.
Tuesday
Mostly sunny, with a high near 74. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 56. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 77. West southwest wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
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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:
4:15 pm EDT Apr 18, 2026
Forecast Valid:
4pm EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation