I-90 weather conditions near Rapid City, 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 60°F 2025-07-11T19:52:00-06:00
Tonight 2025-07-11, Mostly Clear. Mostly clear, with a low around 51. West wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday 2025-07-12, Sunny. Sunny, with a high near 85. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Saturday Night 2025-07-12, Mostly Clear. Mostly clear, with a low around 62. East wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.
Sunday 2025-07-13, Sunny. Sunny, with a high near 92. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 65. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Monday 2025-07-14, Mostly Sunny then Slight Chance T-storms. A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 98. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night 2025-07-14, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Tuesday 2025-07-15, Slight Chance Showers then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night 2025-07-15, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 56.
Wednesday 2025-07-16, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
Wednesday Night 2025-07-16, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday 2025-07-17, Partly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly sunny, with a high near 77.
Thursday Night 2025-07-17, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Friday 2025-07-18, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Current condition: A Few Clouds 60°F 2025-07-11T19:52:00-06:00 
Tonight 2025-07-11, Mostly Clear. Mostly clear, with a low around 51. West wind 5 to 10 mph, with gusts as high as 15 mph.Monday 2025-07-14, Mostly Sunny then Slight Chance T-storms. A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 98. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night 2025-07-14, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Tuesday 2025-07-15, Slight Chance Showers then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night 2025-07-15, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 56.
Wednesday 2025-07-16, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
Wednesday Night 2025-07-16, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday 2025-07-17, Partly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly sunny, with a high near 77.
Thursday Night 2025-07-17, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Friday 2025-07-18, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.