National Weather Service Forecast for: Portage MI
Issued by: National Weather Service Grand Rapids, MI
Updated: 8:03 pm EDT May 28, 2026
 
Tonight

Tonight: Clear, with a low around 49. Northeast wind 5 to 8 mph becoming calm  after midnight.
Clear
Friday

Friday: Sunny, with a high near 80. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 53. Northwest wind around 6 mph becoming calm.
Mostly Clear
Saturday

Saturday: Sunny, with a high near 73. East wind around 11 mph, with gusts as high as 23 mph.
Sunny
Saturday
Night
Saturday Night: Partly cloudy, with a low around 47. East wind 5 to 9 mph, with gusts as high as 20 mph.
Partly Cloudy
Sunday

Sunday: Mostly sunny, with a high near 76.
Mostly Sunny
Sunday
Night
Sunday Night: Mostly clear, with a low around 51.
Mostly Clear
Monday

Monday: Sunny, with a high near 79.
Sunny
Monday
Night
Monday Night: Mostly clear, with a low around 51.
Mostly Clear
Lo 49 °F Hi 80 °F Lo 53 °F Hi 73 °F Lo 47 °F Hi 76 °F Lo 51 °F Hi 79 °F Lo 51 °F

 

Tonight
 
Clear, with a low around 49. Northeast wind 5 to 8 mph becoming calm after midnight.
Friday
 
Sunny, with a high near 80. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
 
Mostly clear, with a low around 53. Northwest wind around 6 mph becoming calm.
Saturday
 
Sunny, with a high near 73. East wind around 11 mph, with gusts as high as 23 mph.
Saturday Night
 
Partly cloudy, with a low around 47. East wind 5 to 9 mph, with gusts as high as 20 mph.
Sunday
 
Mostly sunny, with a high near 76.
Sunday Night
 
Mostly clear, with a low around 51.
Monday
 
Sunny, with a high near 79.
Monday Night
 
Mostly clear, with a low around 51.
Tuesday
 
Sunny, with a high near 78.
Tuesday Night
 
Mostly clear, with a low around 51.
Wednesday
 
Sunny, with a high near 78.
Wednesday Night
 
Mostly clear, with a low around 54.
Thursday
 
Sunny, with a high near 83.

 

Forecast from NOAA-NWS for Portage MI.