I-90 weather conditions near Box Elder, South Dakota
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 66°F 2025-10-17T12:52:00-06:00 
This Afternoon 2025-10-17, Sunny. Sunny, with a high near 67. Northwest wind 11 to 16 mph, with gusts as high as 26 mph.Tonight 2025-10-17, Mostly Cloudy then Slight Chance Showers and Breezy. A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 6 to 11 mph becoming northwest 16 to 21 mph after midnight. Winds could gust as high as 39 mph.
Saturday 2025-10-18, Becoming Sunny and Breezy. Mostly cloudy through mid morning, then gradual clearing, with a high near 54. Breezy, with a northwest wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 44 mph.
Saturday Night 2025-10-18, Mostly Clear. Mostly clear, with a low around 31. Northwest wind 8 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.- Sunday 2025-10-19, Sunny. Sunny, with a high near 72. South wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday Night 2025-10-19, Slight Chance Showers then Partly Cloudy and Breezy. A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Breezy, with a south wind 9 to 14 mph becoming northwest 15 to 20 mph in the evening. Winds could gust as high as 36 mph.
- Monday 2025-10-20, Sunny and Windy. Sunny, with a high near 56. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 47 mph.
Monday Night 2025-10-20, Mostly Clear and Breezy then Clear. Mostly clear, with a low around 32. Breezy, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph.
- Tuesday 2025-10-21, Sunny. Sunny, with a high near 61.
- Tuesday Night 2025-10-21, Mostly Clear. Mostly clear, with a low around 38.
- Wednesday 2025-10-22, Mostly Sunny. Mostly sunny, with a high near 64.
- Wednesday Night 2025-10-22, Mostly Clear. Mostly clear, with a low around 37.
- Thursday 2025-10-23, Sunny. Sunny, with a high near 67.