Sioux Falls, S.D. – Thunderstorms are expected to return to eastern South Dakota by Thursday night, with the potential for strong to severe cells capable of producing gusty winds and heavy rain.
According to the National Weather Service in Sioux Falls, a few spotty showers could form this afternoon, but the primary storm risk arrives late Thursday and continues into Friday morning. Areas at greatest risk include southeast South Dakota, northwest Iowa, and southwest Minnesota. Confidence remains low on exact timing and coverage, but forecasters caution that isolated severe storms are possible.
In Sioux Falls, conditions stay quiet through Wednesday with sunny skies and highs in the mid-80s. Thunder chances rise after sunset Thursday, with a 40% chance of storms overnight into Friday. Daytime highs drop into the upper 70s Friday before clearing skies bring a cooler, dry weekend.
Drivers across I-29 and I-90 should be alert for wet roads late Thursday night into Friday morning. Residents are encouraged to monitor local updates, especially if outdoor plans extend into Thursday evening.
Storm chances fade Friday afternoon, and forecasters expect a stretch of sunny, mild weather through early next week.
Five Day Forecast for Sioux Falls, SD
- Wednesday: Sunny, high 87. Low 65.
- Thursday: Sunny, high 86. Evening storms possible, low 60s.
- Friday: Showers and storms early, high 79. Low 56.
- Saturday: Sunny, high 73. Low 50.
- Sunday: Sunny, high 69. Low 46.
