I-90 weather conditions near Oacoma, South Dakota

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 53°F 2025-11-21T15:15:00-06:00
• This Afternoon 2025-11-21, Mostly Sunny. Mostly sunny, with a high near 55. South southeast wind around 6 mph.
• Tonight 2025-11-21, Partly Cloudy. Partly cloudy, with a low around 34. South wind 6 to 8 mph becoming west southwest after midnight.
• Saturday 2025-11-22, Mostly Sunny. Mostly sunny, with a high near 56. Southwest wind 6 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
• Saturday Night 2025-11-22, Mostly Clear. Mostly clear, with a low around 30. North northwest wind around 6 mph becoming light and variable after midnight.
• Sunday 2025-11-23, Sunny. Sunny, with a high near 62. South wind 6 to 10 mph.
• Sunday Night 2025-11-23, Partly Cloudy then Slight Chance Rain. A slight chance of rain after midnight. Partly cloudy, with a low around 37. South wind 6 to 8 mph. Chance of precipitation is 20%.
• Monday 2025-11-24, Chance Rain. A chance of rain. Mostly cloudy, with a high near 54. South wind 6 to 10 mph becoming west northwest in the afternoon. Chance of precipitation is 30%.
• Monday Night 2025-11-24, Mostly Cloudy. Mostly cloudy, with a low around 31. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.
• Tuesday 2025-11-25, Slight Chance Rain/Snow and Windy. A slight chance of rain and snow before noon. Mostly sunny, with a high near 41. Windy, with a west northwest wind 18 to 23 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 20%.
• Tuesday Night 2025-11-25, Partly Cloudy and Blustery then Mostly Cloudy. Partly cloudy, with a low around 20. Blustery.
• Wednesday 2025-11-26, Mostly Sunny. Mostly sunny, with a high near 38.
• Wednesday Night 2025-11-26, Mostly Cloudy. Mostly cloudy, with a low around 19.
• Thanksgiving Day 2025-11-27, Partly Sunny. Partly sunny, with a high near 36.