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Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Mostly Cloudy

80°F

27°C

Humidity 60%
Wind Speed SW 7 mph
Barometer 30.02 in (1016.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 Aug 3:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

Flood Warning August 18, 04:49pm until August 20, 03:12am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning August 18, 04:49pm until August 20, 03:12am

    NOW until 3:12am Thu

    Flood Warning

  • This Afternoon

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms after 3am. Increasing clouds, with a low around 65. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Isolated
    T-storms

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 78 °F

    Scattered
    Showers and
    Patchy Fog
    then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%.

    Low: 61 °F

    Scattered
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. West southwest wind around 6 mph.
Tonight
Isolated showers and thunderstorms after 3am. Increasing clouds, with a low around 65. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Scattered showers and thunderstorms, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 60. Calm wind.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 62. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Light west wind becoming west northwest 5 to 9 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 58. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 56.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
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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:
4:45 pm EDT Aug 18, 2026
Forecast Valid:
4pm EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation