National Weather Service Forecast for: Saginaw MI
Issued by: National Weather Service Detroit/Pontiac, MI
Updated: 9:50 am EDT Jun 30, 2026
 
Today

Today: Mostly sunny and hot, with a high near 96. Heat index values as high as 110. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.
Hot

 Tonight

Tonight: Mostly clear, with a low around 76. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Mostly Clear

 Wednesday

Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 107. West southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Hot

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 75. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.
Mostly Clear

 Thursday

Thursday: Sunny and hot, with a high near 96. West southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Hot

 Thursday
Night
Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
Chance
T-storms

 Friday

Friday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Mostly Sunny
then Showers
Likely
 Friday
Night
Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68.
Showers
Likely then
Chance
T-storms
 Independence
Day
Independence Day: Mostly sunny, with a high near 88.
Mostly Sunny
Hi 96 °F Lo 76 °F Hi 97 °F Lo 75 °F Hi 96 °F Lo 71 °F Hi 92 °F Lo 68 °F Hi 88 °F

Hazardous Weather Outlook
Extreme Heat Warning
 

Today
 
 Mostly sunny and hot, with a high near 96. Heat index values as high as 110. Southwest wind 13 to 15 mph, with gusts as high as 28 mph.
Tonight
 
 Mostly clear, with a low around 76. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Wednesday
 
 Sunny and hot, with a high near 97. Heat index values as high as 107. West southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
 
 Mostly clear, with a low around 75. Southwest wind 7 to 10 mph, with gusts as high as 24 mph.
Thursday
 
 Sunny and hot, with a high near 96. West southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Thursday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
 
 Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Friday Night
 
 Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68.
Independence Day
 
 Mostly sunny, with a high near 88.
Saturday Night
 
 A chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 64.
Sunday
 
 A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Sunday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
 
 Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Saginaw MI.