National Weather Service Forecast for: South Bend IN
Issued by: National Weather Service Northern Indiana
Updated: 4:02 am EDT Jun 30, 2026
 
Today

Today: Sunny and hot, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Hot
 Tonight

Tonight: Mostly clear, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Mostly Clear
 Wednesday

Wednesday: Sunny and hot, with a high near 95. Heat index values as high as 104. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Hot
 Wednesday
Night
Wednesday Night: Clear, with a low around 76. Southwest wind around 10 mph, with gusts as high as 25 mph.
Clear
 Thursday

Thursday: Sunny and hot, with a high near 95. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Hot
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 73.
Chance
T-storms
 Friday

Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly sunny and hot, with a high near 91. Chance of precipitation is 70%.
Showers
Likely
 Friday
Night
Friday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Chance
T-storms
 Independence
Day
Independence Day: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Chance
T-storms
Hi 94 °F Lo 76 °F Hi 95 °F Lo 76 °F Hi 95 °F Lo 73 °F Hi 91 °F Lo 71 °F Hi 88 °F

Extreme Heat Warning
 

Today
 
 Sunny and hot, with a high near 94. Heat index values as high as 105. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
 
 Mostly clear, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday
 
 Sunny and hot, with a high near 95. Heat index values as high as 104. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Clear, with a low around 76. Southwest wind around 10 mph, with gusts as high as 25 mph.
Thursday
 
 Sunny and hot, with a high near 95. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 73.
Friday
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly sunny and hot, with a high near 91. Chance of precipitation is 70%.
Friday Night
 
 A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Independence Day
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
 
 A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 68.
Sunday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.

 

Forecast from NOAA-NWS for South Bend IN.