National Weather Service Forecast for: West Lafayette IN
Issued by: National Weather Service Indianapolis, IN
Updated: 9:15 pm EDT Jul 26, 2025
 
Tonight

Tonight: Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then scattered showers and thunderstorms after 2am. Mostly cloudy, with a low around 73. West wind around 6 mph becoming south in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
T-storms
Likely then
Showers
Likely
 Sunday

Sunday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. West southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Scattered
T-storms

 Sunday
Night
Sunday Night: Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 10%.
Isolated
T-storms then
Mostly Cloudy
 Monday

Monday: Mostly sunny and hot, with a high near 91. Heat index values as high as 105. Calm wind becoming west southwest around 6 mph in the afternoon.
Hot

 Monday
Night
Monday Night: Mostly clear, with a low around 75. Calm wind.
Mostly Clear

 Tuesday

Tuesday: Mostly sunny and hot, with a high near 91. Light and variable wind.
Hot

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 73. Calm wind.
Mostly Clear

 Wednesday

Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Chance
Showers then
Chance
T-storms
 Wednesday
Night
Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North northeast wind around 6 mph.
Chance
T-storms
Lo 73 °F Hi 87 °F Lo 73 °F Hi 91 °F Lo 75 °F Hi 91 °F Lo 73 °F Hi 86 °F Lo 65 °F

Hazardous Weather Outlook
 

Tonight
 
 Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then scattered showers and thunderstorms after 2am. Mostly cloudy, with a low around 73. West wind around 6 mph becoming south in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
 
 Scattered showers and thunderstorms. Partly sunny, with a high near 87. West southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Sunday Night
 
 Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 10%.
Monday
 
 Mostly sunny and hot, with a high near 91. Heat index values as high as 105. Calm wind becoming west southwest around 6 mph in the afternoon.
Monday Night
 
 Mostly clear, with a low around 75. Calm wind.
Tuesday
 
 Mostly sunny and hot, with a high near 91. Light and variable wind.
Tuesday Night
 
 Mostly clear, with a low around 73. Calm wind.
Wednesday
 
 A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North northeast wind around 6 mph.
Thursday
 
 A 20 percent chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 78. Northeast wind 7 to 9 mph.
Thursday Night
 
 Partly cloudy, with a low around 58.
Friday
 
 Sunny, with a high near 77.
Friday Night
 
 Partly cloudy, with a low around 56.
Saturday
 
 Mostly sunny, with a high near 77.

 

Forecast from NOAA-NWS for West Lafayette IN.