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City of Sioux Falls, SDSioux Falls, SD Weather Forecast
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Sioux Falls Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 | | |  |  |  |  | | | |  |  |
| Chance of Showers | Chance of Showers | Showers | Chance of T-Storm | Partly Sunny | Partly Cloudy | Mostly Sunny | Clearing | Mostly Sunny | Partly Cloudy | Chance of Showers | Showers Likely |
| Hi: 49°FHi: 9°C | Lo: 40°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C |
| POP: 50% | POP: 100% | POP: 100% | POP: 90% | POP: 40% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 134 PM CDT Sun Oct 25 2026 
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Issued: 156 PM CDT Sun Oct 25 2026
Key Messages
- After a brief break through the late afternoon, scattered showers will gradually spread eastwards overnight. Widespread accumulations are expected through Monday night with most areas west of I-29 seeing accumulative amounts of 1+ inches. Locally higher amounts will be possible west of the James River Valley.
- An active pattern aloft will lead to additional rain chances on Wednesday and potentially over the weekend. Monitor your local forecast if you have any outdoor plans
- Near to sli...