National Weather Service Forecast for: Wausau WI
Issued by: National Weather Service Green Bay, WI
Updated: 5:41 pm CDT Jul 25, 2025
 
Tonight

Tonight: Areas of smoke after 2am. Partly cloudy, with a low around 61. South southeast wind around 6 mph becoming calm  in the evening.
Partly Cloudy
then Areas
Smoke
Saturday

Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming south around 6 mph in the morning.
Decreasing
Clouds
Saturday
Night
Saturday Night: Mostly clear, with a low around 66. West southwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

Sunday

Sunday: Sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south southwest around 6 mph in the afternoon.
Hot

Sunday
Night
Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 70. South southwest wind 3 to 6 mph.
Chance
T-storms
Monday

Monday: A 20 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 91.
Slight Chance
T-storms
Monday
Night
Monday Night: Mostly clear, with a low around 66.
Mostly Clear

Tuesday

Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 82. Chance of precipitation is 30%.
Chance
Showers
Tuesday
Night
Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 60.
Slight Chance
T-storms
Lo 61 °F Hi 86 °F Lo 66 °F Hi 90 °F Lo 70 °F Hi 91 °F Lo 66 °F Hi 82 °F Lo 60 °F

Hazardous Weather Outlook
Air Quality Alert
 

Tonight
 
Areas of smoke after 2am. Partly cloudy, with a low around 61. South southeast wind around 6 mph becoming calm in the evening.
Saturday
 
Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming south around 6 mph in the morning.
Saturday Night
 
Mostly clear, with a low around 66. West southwest wind around 5 mph becoming calm in the evening.
Sunday
 
Sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
 
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. South southwest wind 3 to 6 mph.
Monday
 
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Monday Night
 
Mostly clear, with a low around 66.
Tuesday
 
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
 
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60.
Wednesday
 
Mostly sunny, with a high near 79.
Wednesday Night
 
Partly cloudy, with a low around 54.
Thursday
 
Sunny, with a high near 77.
Thursday Night
 
Mostly clear, with a low around 53.
Friday
 
Sunny, with a high near 78.

 

Forecast from NOAA-NWS for Wausau WI.