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.

Fair

41°F

5°C

Humidity 73%
Wind Speed SW 6 mph
Barometer 30.16 in (1021.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 19 Apr 8:54 am EDT
Extended Forecast for

Lafayette IN

Freeze Warning April 20, 02:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Isolated showers after 5pm. Increasing clouds, with a high near 56. West northwest wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 10%.

    High: 56 °F

    Sunny then
    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 7pm. Areas of frost after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 33. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.

    Low: 33 °F

    Isolated
    Showers then
    Areas Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 55. Calm wind.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Calm wind becoming south 5 to 8 mph after midnight.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 57. Southwest wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. West southwest wind around 7 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. South southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers after 5pm. Increasing clouds, with a high near 56. West northwest wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 10%.
Tonight
Isolated showers before 7pm. Areas of frost after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 33. North northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 55. Calm wind.
Monday Night
Partly cloudy, with a low around 42. Calm wind becoming south 5 to 8 mph after midnight.
Tuesday
Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 57. Southwest wind 7 to 9 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 76. West southwest wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 57. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 81. South southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 64. South wind around 10 mph, with gusts as high as 21 mph.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
9:15 am EDT Apr 19, 2026
Forecast Valid:
9am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation