I-90 weather conditions near Sioux Falls, South Dakota
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: A Few Clouds 73°F 2025-08-08T05:56:00-05:00 
Today 2025-08-08, Mostly Sunny. Mostly sunny, with a high near 90. Heat index values as high as 102. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight 2025-08-08, Chance T-storms. A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 68. South wind around 10 mph becoming north northwest in the evening. Chance of precipitation is 40%.Saturday 2025-08-09, Chance Showers then Sunny. A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 84. Northwest wind around 5 mph. Chance of precipitation is 40%.
- Saturday Night 2025-08-09, Mostly Clear. Mostly clear, with a low around 62. South wind around 5 mph.
- Sunday 2025-08-10, Mostly Sunny. Mostly sunny, with a high near 83. Northwest wind around 5 mph.
Sunday Night 2025-08-10, Partly Cloudy. Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.- Monday 2025-08-11, Mostly Sunny. Mostly sunny, with a high near 85.
- Monday Night 2025-08-11, Partly Cloudy. Partly cloudy, with a low around 62.
- Tuesday 2025-08-12, Mostly Sunny. Mostly sunny, with a high near 84.
- Tuesday Night 2025-08-12, Partly Cloudy. Partly cloudy, with a low around 64.
Wednesday 2025-08-13, Sunny. Sunny, with a high near 87.- Wednesday Night 2025-08-13, Partly Cloudy. Partly cloudy, with a low around 67.
- Thursday 2025-08-14, Mostly Sunny. Mostly sunny, with a high near 88.