Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fog/Mist

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in (1017.7 mb)
Dewpoint 47°F (8°C)
Visibility 1.25 mi
Last update 20 Nov 11:54 pm EST
Extended Forecast for

West Lafayette IN

Dense Fog Advisory November 21, 12:14am until November 21, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory November 21, 12:14am until November 21, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 46 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Friday

    Friday: Patchy drizzle with a chance of showers before 7am, then showers likely, mainly after 4pm.  Widespread fog, mainly before 8am.  Otherwise, cloudy, with a high near 52. Calm wind becoming northeast 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Showers
    Likely and
    Fog

  • Friday Night

    Friday Night: Showers likely before 7pm, then a chance of rain between 7pm and 1am.  Cloudy, with a low around 35. North northeast wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 49. North northeast wind 3 to 5 mph.

    High: 49 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. Light south southwest wind.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56. West southwest wind around 6 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. Light southwest wind.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 1pm.  Mostly cloudy, with a high near 56. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Patchy drizzle after 3am. Patchy fog. Otherwise, cloudy, with a low around 46. Calm wind.
Friday
Patchy drizzle with a chance of showers before 7am, then showers likely, mainly after 4pm. Widespread fog, mainly before 8am. Otherwise, cloudy, with a high near 52. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely before 7pm, then a chance of rain between 7pm and 1am. Cloudy, with a low around 35. North northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 49. North northeast wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 34. Light south southwest wind.
Sunday
Sunny, with a high near 56. West southwest wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 37. Light southwest wind.
Monday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 56. Calm wind becoming south southeast 5 to 8 mph in the morning.
Monday Night
Rain. Low around 47. South wind around 8 mph. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 57. West southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 25.
Thanksgiving Day
Mostly sunny, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.44°N 86.91°W (Elev. 699 ft)
12:06 am EST Nov 21, 2025
12am EST Nov 21, 2025-6pm EST Nov 27, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database