National Weather Service Forecast for: Appleton WI
Issued by: National Weather Service Green Bay, WI
Updated: 7:36 pm CST Dec 17, 2025
 
Tonight

Tonight: A 20 percent chance of rain after 4am. Cloudy, with a temperature rising to around 37 by 5am. South wind 11 to 16 mph, with gusts as high as 29 mph.
Cloudy then
Slight Chance
Rain
 Thursday

Thursday: Rain before 4pm, then snow likely. Temperature falling to around 31 by 5pm. South southwest wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Rain then
Rain/Snow
Likely
 Thursday
Night
Thursday Night: A 40 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 9. West wind 18 to 21 mph, with gusts as high as 34 mph.
Chance Snow

 Friday

Friday: Mostly sunny, with a high near 19. West northwest wind 7 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.
Mostly Sunny

 Friday
Night
Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 14. South wind 6 to 10 mph, with gusts as high as 18 mph.
Slight Chance
Snow
 Saturday

Saturday: A 30 percent chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 33.
Chance Snow

 Saturday
Night
Saturday Night: Mostly clear, with a low around 6.
Mostly Clear

 Sunday

Sunday: Sunny, with a high near 15.
Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 6.
Partly Cloudy
Lo 30 °F⇑ Hi 39 °F⇓ Lo 9 °F Hi 19 °F Lo 14 °F Hi 33 °F Lo 6 °F Hi 15 °F Lo 6 °F

Hazardous Weather Outlook
 

Tonight
 
 A 20 percent chance of rain after 4am. Cloudy, with a temperature rising to around 37 by 5am. South wind 11 to 16 mph, with gusts as high as 29 mph.
Thursday
 
 Rain before 4pm, then snow likely. Temperature falling to around 31 by 5pm. South southwest wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
 
 A 40 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 9. West wind 18 to 21 mph, with gusts as high as 34 mph.
Friday
 
 Mostly sunny, with a high near 19. West northwest wind 7 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.
Friday Night
 
 A 20 percent chance of snow. Mostly cloudy, with a low around 14. South wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
 
 A 30 percent chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 33.
Saturday Night
 
 Mostly clear, with a low around 6.
Sunday
 
 Sunny, with a high near 15.
Sunday Night
 
 Partly cloudy, with a low around 6.
Monday
 
 A 20 percent chance of snow after noon. Partly sunny, with a high near 32.
Monday Night
 
 Mostly cloudy, with a low around 26.
Tuesday
 
 Partly sunny, with a high near 35.
Tuesday Night
 
 Mostly cloudy, with a low around 18.
Wednesday
 
 Mostly cloudy, with a high near 31.

 

Forecast from NOAA-NWS for Appleton WI.