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: Mostly Cloudy 78°F 2025-06-16T18:52:00-06:00
Tonight 2025-06-16, Severe Thunderstorms then Chance Showers. Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe. Low around 57. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Tuesday 2025-06-17, Showers Likely then Showers. Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. High near 71. Northwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 90%.
Tuesday Night 2025-06-17, Showers Likely then Mostly Clear. Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. West wind around 5 mph. Chance of precipitation is 60%.
Wednesday 2025-06-18, Sunny. Sunny, with a high near 81. West wind around 5 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night 2025-06-18, Mostly Clear. Mostly clear, with a low around 58. East wind around 5 mph becoming west after midnight.
Juneteenth 2025-06-19, Sunny. Sunny, with a high near 89. West wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 20 mph.
Thursday Night 2025-06-19, Partly Cloudy. Partly cloudy, with a low around 62. East wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.
Friday 2025-06-20, Sunny. Sunny, with a high near 93. South wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.
Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 64.
Saturday 2025-06-21, Sunny. Sunny, with a high near 96.
Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 62.
Sunday 2025-06-22, Sunny. Sunny, with a high near 80.
Sunday Night 2025-06-22, Chance T-storms. A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Monday 2025-06-23, Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly sunny, with a high near 68.