Home › South Dakota severe weather › Sioux Falls
Sioux Falls, South Dakota — 7-Day Severe Weather Forecast
Updated
Today — Friday, October 9: No Severe Threat
Sioux Falls will experience mostly sunny skies throughout the day with very little cloud cover. There is a very low chance of rain, and no wet weather is expected. Temperatures will be warmer and winds will be breezy, leading to a high grassland fire danger, so caution is advised with any outdoor burning. Overall, it will be a dry and pleasant day.
Tomorrow — Saturday, October 10: No Severe Threat
Saturday will start dry before a chance for showers and thunderstorms develops. The high will be 84 and the low 64. Some storms could produce large hail and strong winds, although severe storm development is not a widespread concern.
Day 3 — Sunday, October 11: No Severe Threat
Sunday will be mostly sunny with a high near 82 degrees and a low around 62 degrees. There is a very slight chance of rain overnight, but no strong storms are anticipated.
Extended Outlook (Days 4–7)
Day 4 — Monday, October 12: No Severe Threat
Temperatures on Monday will reach a high of 67 degrees and a low of 56 degrees. While one model suggests around 0.11 inches of rain with a few wet hours, another model indicates the day will be essentially dry. Overall, there is a low chance of rain. Any storms are unlikely to be strong.
Day 5 — Tuesday, October 13: No Severe Threat
Temperatures on Tuesday will reach a high of 59 degrees and fall to a low of 44 degrees. Both forecasts suggest that the day will be dry, with no rain expected. Clouds will be minimal, covering only about 5% of the sky. Any storms are unlikely, and the air will not feel humid.
Day 6 — Wednesday, October 14: No Severe Threat
Temperatures will range from a low of 51 degrees to a high of 64 degrees. Rain showers are likely throughout the day, with one forecast predicting around a third of an inch of rain, while another suggests closer to a tenth of an inch. Any storms that develop are unlikely to be strong. It will be cloudy for much of the day.
Day 7 — Thursday, October 15: No Severe Threat
Thursday will see temperatures reach a high of 69 degrees, with overnight lows around 49 degrees. Showers are possible during the day, with one forecast suggesting about 0.15 inches of rain and another indicating around 0.35 inches. Any storms that develop are unlikely to be strong, though conditions could help storms organize or rotate. The air will feel somewhat humid.
View live forecast on SevereWX →
Written by AI from weather-model data and Storm Prediction Center outlooks. For information only: not a substitute for official National Weather Service watches and warnings. Full disclaimer