National Weather Service Forecast for: South Bend IN
Issued by: National Weather Service Northern Indiana
Updated: 8:16 pm EST Dec 17, 2025
 
Tonight

Tonight: A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 29. South wind 10 to 15 mph, with gusts as high as 30 mph.
Mostly Cloudy
then Chance
Rain
 Thursday

Thursday: Rain, mainly after 7am. High near 48. South wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Rain

 Thursday
Night
Thursday Night: Rain likely before 9pm, then snow likely. Mostly cloudy, with a low around 18. West wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Rain/Snow
Likely then
Snow Likely
 Friday

Friday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 25. West wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Slight Chance
Snow
 Friday
Night
Friday Night: Mostly cloudy, with a low around 20. Southwest wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 25 mph.
Mostly Cloudy

 Saturday

Saturday: Mostly cloudy, with a high near 40.
Mostly Cloudy

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 23.
Mostly Cloudy

 Sunday

Sunday: Mostly sunny, with a high near 32.
Mostly Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 21.
Partly Cloudy
Lo 29 °F Hi 48 °F Lo 18 °F Hi 25 °F Lo 20 °F Hi 40 °F Lo 23 °F Hi 32 °F Lo 21 °F

 

Tonight
 
 A 40 percent chance of rain after 4am. Mostly cloudy, with a low around 29. South wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
 
 Rain, mainly after 7am. High near 48. South wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
 
 Rain likely before 9pm, then snow likely. Mostly cloudy, with a low around 18. West wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
 
 A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 25. West wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
 
 Mostly cloudy, with a low around 20. Southwest wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 25 mph.
Saturday
 
 Mostly cloudy, with a high near 40.
Saturday Night
 
 Mostly cloudy, with a low around 23.
Sunday
 
 Mostly sunny, with a high near 32.
Sunday Night
 
 Partly cloudy, with a low around 21.
Monday
 
 Partly sunny, with a high near 36.
Monday Night
 
 A 20 percent chance of rain. Mostly cloudy, with a low around 30.
Tuesday
 
 Mostly cloudy, with a high near 43.
Tuesday Night
 
 Mostly cloudy, with a low around 29.
Wednesday
 
 Partly sunny, with a high near 43.

 

Forecast from NOAA-NWS for South Bend IN.