National Weather Service Forecast for: Sioux Falls SD
Issued by: National Weather Service Sioux Falls, SD
Updated: 10:44 pm CDT Apr 16, 2025
 
Tonight

Tonight: Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy

Thursday

Thursday: A chance of rain before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm.  Partly sunny, with a high near 75. Southeast wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.
Slight Chance
Showers then
Slight Chance
T-storms
Thursday
Night
Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 7pm.  Increasing clouds, with a low around 39. North wind around 15 mph, with gusts as high as 30 mph.
Chance
T-storms then
Chance
Showers
Friday

Friday: A 30 percent chance of showers before 1pm.  Mostly cloudy, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Chance
Showers and
Breezy
Friday
Night
Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 31. North wind 5 to 15 mph, with gusts as high as 25 mph.
Decreasing
Clouds

Saturday

Saturday: Sunny, with a high near 57. North wind 5 to 10 mph.
Sunny

Saturday
Night
Saturday Night: Partly cloudy, with a low around 36.
Partly Cloudy

Sunday

Sunday: A 40 percent chance of showers.  Partly sunny, with a high near 57.
Chance
Showers

Sunday
Night
Sunday Night: A 30 percent chance of showers, mainly before 1am.  Partly cloudy, with a low around 35.
Chance
Showers

Lo 53 °F Hi 75 °F Lo 39 °F Hi 52 °F Lo 31 °F Hi 57 °F Lo 36 °F Hi 57 °F Lo 35 °F

Hazardous Weather Outlook
 

Tonight
 
Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
 
A chance of rain before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Partly sunny, with a high near 75. Southeast wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
 
A 50 percent chance of showers and thunderstorms, mainly after 7pm. Increasing clouds, with a low around 39. North wind around 15 mph, with gusts as high as 30 mph.
Friday
 
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
 
Mostly cloudy, then gradually becoming mostly clear, with a low around 31. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
 
Sunny, with a high near 57. North wind 5 to 10 mph.
Saturday Night
 
Partly cloudy, with a low around 36.
Sunday
 
A 40 percent chance of showers. Partly sunny, with a high near 57.
Sunday Night
 
A 30 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 35.
Monday
 
Sunny, with a high near 67.
Monday Night
 
A 30 percent chance of showers. Partly cloudy, with a low around 45.
Tuesday
 
A 30 percent chance of showers. Mostly sunny, with a high near 70.
Tuesday Night
 
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Wednesday
 
A 20 percent chance of showers. Mostly sunny, with a high near 65.

 

Forecast from NOAA-NWS for Sioux Falls SD.