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: A Few Clouds 59°F 2025-06-18T05:55:00-06:00 Today 2025-06-18, Patchy Fog then Mostly Sunny. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight 2025-06-18, Mostly Clear. Mostly clear, with a low around 57. Northwest wind 5 to 10 mph becoming southeast in the evening. Winds could gust as high as 15 mph.- Juneteenth 2025-06-19, Sunny. Sunny, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night 2025-06-19, Partly Cloudy. Partly cloudy, with a low around 66. Southwest wind 10 to 15 mph becoming southeast in the evening. Winds could gust as high as 20 mph.Friday 2025-06-20, Sunny then Sunny and Breezy. Sunny and hot, with a high near 104. Breezy, with a south wind 10 to 15 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
- Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 66. West wind 10 to 15 mph becoming east in the evening. Winds could gust as high as 25 mph.
Saturday 2025-06-21, Hot. Sunny and hot, with a high near 101. West wind 10 to 15 mph, with gusts as high as 25 mph.Saturday Night 2025-06-21, Mostly Clear then Mostly Clear and Breezy. Mostly clear, with a low around 66. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 25 mph.
Sunday 2025-06-22, Mostly Sunny and Breezy. Mostly sunny, with a high near 82. Breezy.
Sunday Night 2025-06-22, T-storms Likely. Showers and thunderstorms likely, mainly after midnight. Mostly cloudy, with a low around 54.
Monday 2025-06-23, Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 69.- Monday Night 2025-06-23, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Tuesday 2025-06-24, Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a high near 67.