I-90 weather conditions near Sioux Falls, South Dakota

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: A Few Clouds 55°F 2026-05-04T04:56:00-05:00
• Today 2026-05-04, Mostly Sunny then Breezy. Isolated sprinkles after 5pm. Increasing clouds, with a high near 66. Breezy, with a west southwest wind 10 to 20 mph becoming north in the morning. Winds could gust as high as 30 mph.
• Tonight 2026-05-04, Isolated Sprinkles. Isolated sprinkles before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 37. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
• Tuesday 2026-05-05, Partly Sunny. Partly sunny, with a high near 56. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
• Tuesday Night 2026-05-05, Mostly Cloudy then Frost. Widespread frost after 5am. Otherwise, mostly cloudy, with a low around 31. Northwest wind 5 to 15 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
• Wednesday 2026-05-06, Frost then Partly Sunny. Widespread frost before 8am. Otherwise, mostly sunny, with a high near 55. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
• Wednesday Night 2026-05-06, Partly Cloudy. Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph becoming light and variable in the evening.
• Thursday 2026-05-07, Mostly Sunny. Mostly sunny, with a high near 65.
• Thursday Night 2026-05-07, Partly Cloudy. Partly cloudy, with a low around 37.
• Friday 2026-05-08, Mostly Sunny. Mostly sunny, with a high near 66.
• Friday Night 2026-05-08, Partly Cloudy. Partly cloudy, with a low around 41.
• Saturday 2026-05-09, Mostly Sunny. Mostly sunny, with a high near 71.
• Saturday Night 2026-05-09, Mostly Cloudy. Mostly cloudy, with a low around 44.
• Sunday 2026-05-10, Mostly Sunny. Mostly sunny, with a high near 70.