| NWS Forecast for: 6 Miles NNW Keystone SD Issued by: National Weather Service Rapid City, SD Last Update: 7:48 am MDT Jul 20, 2026 | |
| Today: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 3pm. Patchy smoke after 10am. Sunny, with a high near 94. Calm wind becoming northeast around 5 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 20%. Tonight: Patchy smoke before 3am. Mostly clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 21 mph. Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming east around 6 mph in the afternoon. Winds could gust as high as 21 mph. Tuesday Night: Showers likely and possibly a thunderstorm after midnight. Increasing clouds, with a low around 59. East wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%. Wednesday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph. Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 80. Chance of precipitation is 80%. Thursday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58. Friday: Mostly sunny, with a high near 87. Friday Night: Mostly clear, with a low around 67. Saturday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Sunday: A slight chance of showers and thunderstorms. Sunny, with a high near 94. | |
| 6 Miles NNW Keystone SD 43.98°N 103.47°W (Elev. 4800 ft) | |
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