National Weather Service Forecast for: Michigan City IN
Issued by: National Weather Service Northern Indiana
Updated: 3:02 am CDT Jun 30, 2026
 
Today

Today: Mostly sunny and hot, with a high near 92. Heat index values as high as 100. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Hot

 Tonight

Tonight: Mostly clear, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear

 Wednesday

Wednesday: Sunny and hot, with a high near 93. Heat index values as high as 100. Southwest wind 5 to 10 mph.
Hot

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 77. Southwest wind around 10 mph.
Mostly Clear

 Thursday

Thursday: Sunny and hot, with a high near 93. Southwest wind around 10 mph.
Hot

 Thursday
Night
Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74.
Slight Chance
T-storms then
Chance
T-storms
 Friday

Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Chance
Showers then
Chance
T-storms
 Friday
Night
Friday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Chance
T-storms

 Independence
Day
Independence Day: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Chance
T-storms
Hi 92 °F Lo 76 °F Hi 93 °F Lo 77 °F Hi 93 °F Lo 74 °F Hi 90 °F Lo 72 °F Hi 84 °F

Extreme Heat Warning
 

Today
 
 Mostly sunny and hot, with a high near 92. Heat index values as high as 100. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
 
 Mostly clear, with a low around 76. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
 
 Sunny and hot, with a high near 93. Heat index values as high as 100. Southwest wind 5 to 10 mph.
Wednesday Night
 
 Mostly clear, with a low around 77. Southwest wind around 10 mph.
Thursday
 
 Sunny and hot, with a high near 93. Southwest wind around 10 mph.
Thursday Night
 
 A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74.
Friday
 
 A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Friday Night
 
 A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Independence Day
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Saturday Night
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
 
 A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Michigan City IN.