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

36°F

2°C

Humidity 64%
Wind Speed SW 3 mph
Barometer 30.14 in (1021.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 17 Nov 9:54 am EST
Extended Forecast for

Lafayette IN

  • Today

    Today: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 40. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Isolated
    Showers then
    Showers

  • Tuesday

    Tuesday: Showers before 7am, then rain likely, mainly between 7am and 1pm. High near 47. East southeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Showers

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 38. Northeast wind around 6 mph.

    Low: 38 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 50. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 50 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 59 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 48. West southwest wind around 6 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Northwest wind 6 to 9 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 51. Calm wind.
Tonight
Showers, mainly after 2am. Low around 40. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers before 7am, then rain likely, mainly between 7am and 1pm. High near 47. East southeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Cloudy, with a low around 38. Northeast wind around 6 mph.
Wednesday
Cloudy, with a high near 50. East northeast wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 39. Calm wind.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 48. West southwest wind around 6 mph. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 56. Northwest wind 6 to 9 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 42. North northeast wind around 7 mph.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
9:45 am EST Nov 17, 2025
Forecast Valid:
10am EST Nov 17, 2025-6pm EST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation