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 81°F 2024-05-17T16:55:00-06:00 
This Afternoon 2024-05-17, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 78. West wind around 15 mph, with gusts as high as 25 mph.Tonight 2024-05-17, Breezy. Slight Chance T-storms then Chance Showers. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Partly cloudy, with a low around 42. Breezy, with a northwest wind 17 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Saturday 2024-05-18, Sunny. Sunny, with a high near 65. West wind 9 to 18 mph, with gusts as high as 29 mph.
Saturday Night 2024-05-18, Mostly Clear. Mostly clear, with a low around 47. North wind 5 to 7 mph becoming south after midnight. Winds could gust as high as 15 mph.Sunday 2024-05-19, Mostly Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Southwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night 2024-05-19, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday 2024-05-20, Chance Showers then Showers Likely. Showers likely, mainly after noon. Mostly cloudy, with a high near 56. Northwest wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.
Monday Night 2024-05-20, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Northwest wind 5 to 8 mph, with gusts as high as 15 mph.
Tuesday 2024-05-21, Showers Likely. Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 54.- Tuesday Night 2024-05-21, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.
Wednesday 2024-05-22, Chance Showers. A chance of showers and thunderstorms. Mostly sunny, with a high near 62.- Wednesday Night 2024-05-22, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Thursday 2024-05-23, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 60.
Thursday Night 2024-05-23, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
- Friday 2024-05-24, Chance Showers. A chance of showers and thunderstorms. Partly sunny, with a high near 59.