National Weather Service Forecast for: West Lafayette IN
Issued by: National Weather Service Indianapolis, IN
Updated: 10:45 pm EDT Jun 18, 2026
 
Tonight

Tonight: Mostly clear, with a low around 55. Light west wind.
Mostly Clear

Juneteenth

Juneteenth: Sunny, with a high near 76. Light west northwest wind increasing to 5 to 10 mph in the morning.
Sunny

Friday
Night
Friday Night: Partly cloudy, with a low around 59. Southwest wind 3 to 5 mph.
Partly Cloudy

Saturday

Saturday: A slight chance of showers, with thunderstorms also possible after 2pm.  Mostly sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.
Slight Chance
Showers then
Slight Chance
T-storms
Saturday
Night
Saturday Night: A slight chance of thunderstorms before 8pm.  Partly cloudy, with a low around 59. West northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 10%.
Slight Chance
T-storms then
Partly Cloudy
Sunday

Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 76. Calm wind becoming east southeast 5 to 8 mph in the morning.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Chance
Showers then
Showers
Likely
Sunday
Night
Sunday Night: Showers and possibly a thunderstorm.  Low around 61. East wind 11 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%.
Showers

Monday

Monday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers.  Mostly cloudy, with a high near 74. North wind 11 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.
Showers
Likely then
Chance
Showers
Monday
Night
Monday Night: A 10 percent chance of showers before 8pm.  Partly cloudy, with a low around 54. North wind 5 to 11 mph, with gusts as high as 21 mph.
Slight Chance
Showers then
Partly Cloudy
Lo 55 °F Hi 76 °F Lo 59 °F Hi 79 °F Lo 59 °F Hi 76 °F Lo 61 °F Hi 74 °F Lo 54 °F

 

Tonight
 
Mostly clear, with a low around 55. Light west wind.
Juneteenth
 
Sunny, with a high near 76. Light west northwest wind increasing to 5 to 10 mph in the morning.
Friday Night
 
Partly cloudy, with a low around 59. Southwest wind 3 to 5 mph.
Saturday
 
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 79. West wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Saturday Night
 
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 59. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.
Sunday
 
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 76. Calm wind becoming east southeast 5 to 8 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
 
Showers and possibly a thunderstorm. Low around 61. East wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Monday
 
Showers likely and possibly a thunderstorm before 8am, then a chance of showers. Mostly cloudy, with a high near 74. North wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Monday Night
 
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 54. North wind 5 to 11 mph, with gusts as high as 21 mph.
Tuesday
 
Mostly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
 
Partly cloudy, with a low around 57.
Wednesday
 
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Wednesday Night
 
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
 
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.

 

Forecast from NOAA-NWS for West Lafayette IN.