| NWS Forecast for: Sanborn County Issued by: National Weather Service Sioux Falls, SD Last Update: 609 AM CDT Thu Sep 17 2026 | |
Today: Mostly cloudy this morning, then becoming mostly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Tonight: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Locally heavy rainfall possible. Lows around 60. East winds 15 to 20 mph. Chance of rain near 100 percent. Friday: Cloudy. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Humid with highs in the upper 70s. East winds around 20 mph, diminishing to 10 to 15 mph in the afternoon. Chance of rain 90 percent. Friday Night: Cloudy. A slight chance of showers in the evening. Lows in the upper 50s. North winds 10 to 15 mph. Chance of rain 20 percent. Saturday: Mostly cloudy. Highs in the upper 60s. North winds around 10 mph with gusts up to 20 mph. Saturday Night: Mostly cloudy. Lows in the lower 50s. Sunday: Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 50 percent. Sunday Night: Showers likely. Lows in the lower 50s. Chance of rain 70 percent. Monday: Mostly cloudy. A chance of showers in the morning. Highs in the lower 60s. Chance of rain 50 percent. Monday Night: Mostly cloudy. Lows in the upper 40s. Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s. Tuesday Night: Partly cloudy. A chance of showers after midnight. Lows in the lower 50s. Chance of rain 30 percent. Wednesday: A chance of showers in the morning. Partly sunny. Highs in the lower 70s. Chance of rain 30 percent. | |
| Zone Forecast: Sanborn County | |
Visit your local NWS office at: https://www.weather.gov/fsd/ |