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

54°F

12°C

Humidity 53%
Wind Speed Calm
Barometer 30.05 in (1017.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Mar 2:54 am EDT
Extended Forecast for

Lafayette IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. South southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain before 2pm, then a slight chance of rain and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. South southwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. South southwest wind 11 to 15 mph, with gusts as high as 29 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of rain and thunderstorms after 2pm. Partly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 40 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 47. Southwest wind 10 to 14 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 47 °F

    Heavy Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before 2pm, then rain between 2pm and 5pm, then rain and possibly a thunderstorm after 5pm. High near 57. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 52. East wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm. High near 74. South southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 74 °F

    Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 2am, then rain likely. Low around 57. South southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    Low: 57 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. South southwest wind around 9 mph, with gusts as high as 20 mph.
Monday
A slight chance of rain before 2pm, then a slight chance of rain and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. South southwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 63. South southwest wind 11 to 15 mph, with gusts as high as 29 mph.
Tuesday
A 50 percent chance of rain and thunderstorms after 2pm. Partly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 40 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 47. Southwest wind 10 to 14 mph becoming west northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Rain and possibly a thunderstorm before 2pm, then rain between 2pm and 5pm, then rain and possibly a thunderstorm after 5pm. High near 57. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm. Low around 52. East wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Thursday
Rain and possibly a thunderstorm. High near 74. South southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Thursday Night
Rain and possibly a thunderstorm before 2am, then rain likely. Low around 57. South southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 71. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
Rain likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 42.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
2:45 am EDT Mar 30, 2026
Forecast Valid:
3am EDT Mar 30, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation