National Weather Service Forecast for: Fort Wayne IN
Issued by: National Weather Service Northern Indiana
Updated: 6:30 pm EST Dec 19, 2025
 
Tonight

Tonight: Mostly cloudy, with a low around 19. West wind 5 to 10 mph becoming south after midnight.
Mostly Cloudy
 Saturday

Saturday: Partly sunny, with a high near 42. South wind around 15 mph, with gusts as high as 35 mph.
Partly Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 23. West wind 10 to 15 mph, with gusts as high as 20 mph.
Partly Cloudy
 Sunday

Sunday: Sunny, with a high near 29. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 18. Calm wind.
Mostly Clear
 Monday

Monday: Mostly cloudy, with a high near 38.
Mostly Cloudy
 Monday
Night
Monday Night: A 40 percent chance of showers. Cloudy, with a low around 34.
Chance
Showers
 Tuesday

Tuesday: Mostly cloudy, with a high near 48.
Mostly Cloudy
 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 30.
Mostly Cloudy
Lo 19 °F Hi 42 °F Lo 23 °F Hi 29 °F Lo 18 °F Hi 38 °F Lo 34 °F Hi 48 °F Lo 30 °F

 

Tonight
 
 Mostly cloudy, with a low around 19. West wind 5 to 10 mph becoming south after midnight.
Saturday
 
 Partly sunny, with a high near 42. South wind around 15 mph, with gusts as high as 35 mph.
Saturday Night
 
 Partly cloudy, with a low around 23. West wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
 
 Sunny, with a high near 29. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
 
 Mostly clear, with a low around 18. Calm wind.
Monday
 
 Mostly cloudy, with a high near 38.
Monday Night
 
 A 40 percent chance of showers. Cloudy, with a low around 34.
Tuesday
 
 Mostly cloudy, with a high near 48.
Tuesday Night
 
 Mostly cloudy, with a low around 30.
Wednesday
 
 A 20 percent chance of showers after 1pm. Cloudy, with a high near 49.
Wednesday Night
 
 A 50 percent chance of showers. Cloudy, with a low around 42.
Christmas Day
 
 A 20 percent chance of showers. Cloudy, with a high near 60.
Thursday Night
 
 A slight chance of showers. Mostly cloudy, with a low around 40.
Friday
 
 Partly sunny, with a high near 52.

 

Forecast from NOAA-NWS for Fort Wayne IN.