I-90 weather conditions near Spearfish, South Dakota
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 39°F 2024-05-05T02:15:00-06:00 
Overnight 2024-05-05, Clear. Clear, with a low around 42. South wind 7 to 10 mph, with gusts as high as 18 mph.Sunday 2024-05-05, Sunny then Mostly Sunny and Breezy. Increasing clouds, with a high near 76. Breezy, with a south wind 6 to 11 mph becoming southeast 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night 2024-05-05, Chance T-storms and Breezy then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53. Breezy, with a southeast wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Monday 2024-05-06, Showers and Breezy. Showers and possibly a thunderstorm. Temperature falling to around 47 by 5pm. Breezy, with a southeast wind 13 to 23 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%.Monday Night 2024-05-06, Windy. Showers then Chance Showers. Showers and possibly a thunderstorm. Low around 39. Windy, with a west wind 28 to 34 mph, with gusts as high as 50 mph. Chance of precipitation is 80%.
Tuesday 2024-05-07, Chance Showers and Windy. A 50 percent chance of showers. Partly sunny, with a high near 53. Windy, with a west wind 23 to 30 mph, with gusts as high as 44 mph.
Tuesday Night 2024-05-07, Chance Showers and Breezy. A 50 percent chance of showers. Mostly cloudy, with a low around 37. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph.
Wednesday 2024-05-08, Showers and Breezy. Showers. Mostly cloudy, with a high near 47. Breezy, with a west wind 20 to 22 mph, with gusts as high as 33 mph.
Wednesday Night 2024-05-08, Showers. Showers and possibly a thunderstorm. Mostly cloudy, with a low around 37.- Thursday 2024-05-09, Showers. Showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 52.
Thursday Night 2024-05-09, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 40.
Friday 2024-05-10, Showers Likely. Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 58.
Friday Night 2024-05-10, Mostly Clear. Mostly clear, with a low around 41.Saturday 2024-05-11, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Sunny, with a high near 64.