National Weather Service Forecast for: Westfield IN
Issued by: National Weather Service Indianapolis, IN
Updated: 10:21 pm EDT Jun 18, 2026
 
Tonight

Tonight: Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm after midnight.
Mostly Clear

 Juneteenth

Juneteenth: Sunny, with a high near 75. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 59. West southwest wind 3 to 7 mph.
Partly Cloudy

 Saturday

Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. West wind 6 to 11 mph, with gusts as high as 18 mph.
Mostly Sunny
then Slight
Chance
T-storms
 Saturday
Night
Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. West wind around 6 mph becoming calm in the evening.
Slight Chance
T-storms then
Partly Cloudy
 Sunday

Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Chance
Showers then
Showers
Likely
 Sunday
Night
Sunday Night: Showers and possibly a thunderstorm. Low around 62. East wind 11 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Showers

 Monday

Monday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. North wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Chance
Showers

 Monday
Night
Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. North wind 6 to 11 mph, with gusts as high as 20 mph.
Slight Chance
T-storms then
Partly Cloudy
Lo 56 °F Hi 75 °F Lo 59 °F Hi 79 °F Lo 60 °F Hi 78 °F Lo 62 °F Hi 74 °F Lo 56 °F

 

Tonight
 
 Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm after midnight.
Juneteenth
 
 Sunny, with a high near 75. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Friday Night
 
 Partly cloudy, with a low around 59. West southwest wind 3 to 7 mph.
Saturday
 
 A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. West wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday Night
 
 A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. West wind around 6 mph becoming calm in the evening.
Sunday
 
 A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
 
 Showers and possibly a thunderstorm. Low around 62. East wind 11 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Monday
 
 A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. North wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Monday Night
 
 A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. North wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday
 
 Mostly sunny, with a high near 75. North northeast wind 5 to 7 mph.
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 59.
Thursday
 
 A 20 percent chance of showers and thunderstorms. Sunny, with a high near 77.

 

Forecast from NOAA-NWS for Westfield IN.