I-90 weather conditions near Okaton, South Dakota
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 68°F 2025-06-20T06:55:00-06:00 Today 2025-06-20, Sunny then Sunny and Breezy. Sunny and hot, with a high near 106. Breezy, with an east wind 13 to 22 mph becoming west southwest in the afternoon. Winds could gust as high as 32 mph.
Tonight 2025-06-20, Mostly Clear. Mostly clear, with a low around 65. Southwest wind 9 to 18 mph, with gusts as high as 28 mph.
Saturday 2025-06-21, Hot. Sunny and hot, with a high near 100. West southwest wind 10 to 16 mph.- Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 65. Northeast wind around 15 mph.
Sunday 2025-06-22, Mostly Sunny and Breezy. Mostly sunny, with a high near 81. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 32 mph.
Sunday Night 2025-06-22, Chance Showers and Breezy. A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 53. Breezy, with a north northwest wind 16 to 20 mph. Chance of precipitation is 50%.- Monday 2025-06-23, Mostly Sunny. Mostly sunny, with a high near 74. North northwest wind 14 to 16 mph.
Monday Night 2025-06-23, Partly Cloudy then Slight Chance Showers. A slight chance of showers after 1am. Partly cloudy, with a low around 54. East wind 10 to 14 mph. Chance of precipitation is 20%.
Tuesday 2025-06-24, Chance Showers. A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. East southeast wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday Night 2025-06-24, Showers Likely. Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Chance of precipitation is 70%.
Wednesday 2025-06-25, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Wednesday Night 2025-06-25, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.Thursday 2025-06-26, Slight Chance Showers then Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 20%.