I-90 weather conditions near Oacoma, South Dakota
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: NA°F 2025-07-11T07:56:45-00:00 - Overnight 2025-07-11, Partly Cloudy. Partly cloudy, with a low around 65. Southwest wind around 8 mph becoming southeast.
Friday 2025-07-11, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 87. Light and variable wind becoming north northwest 12 to 17 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Friday Night 2025-07-11, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North northwest wind 12 to 17 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Saturday 2025-07-12, Sunny. Sunny, with a high near 87. West northwest wind 6 to 10 mph.
Saturday Night 2025-07-12, Mostly Clear. Mostly clear, with a low around 63. Southwest wind 6 to 8 mph becoming south southeast in the evening.
Sunday 2025-07-13, Hot. Sunny and hot, with a high near 98. South wind 8 to 11 mph becoming west northwest in the afternoon.- Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 67. North northwest wind 7 to 10 mph becoming south southeast after midnight.
Monday 2025-07-14, Mostly Sunny then Mostly Sunny and Breezy. Mostly sunny and hot, with a high near 100. Breezy, with a south southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night 2025-07-14, Slight Chance T-storms and Breezy. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.Tuesday 2025-07-15, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms after 1pm. Partly sunny and hot, with a high near 92. Chance of precipitation is 30%.
Tuesday Night 2025-07-15, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Wednesday 2025-07-16, Chance Showers. A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Wednesday Night 2025-07-16, Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Thursday 2025-07-17, Mostly Sunny. Mostly sunny, with a high near 78.