7-Day Forecast Summary
7-Day Detailed Weather Forecast for Rapid City
Overnight |
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Temperature: 71°F Wind Speed: 5 mph Wind Direction: SW Forecast: Patchy fog and a slight chance of showers and thunderstorms before 5am, then a chance of rain showers and patchy fog. Mostly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 30%. |
Wednesday |
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Temperature: 78°F Wind Speed: 5 mph Wind Direction: W Forecast: A chance of rain showers and patchy fog before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms. Partly sunny. High near 78, with temperatures falling to around 76 in the afternoon. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
Wednesday Night |
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Temperature: 61°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: A chance of rain showers before 11pm, then patchy fog between 11pm and 5am, then patchy fog and a slight chance of rain showers. Partly cloudy, with a low around 61. Northeast wind 0 to 5 mph. Chance of precipitation is 40%. |
Thursday |
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Temperature: 79°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: Patchy fog and a slight chance of rain showers. Partly sunny, with a high near 79. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. |
Thursday Night |
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Temperature: 63°F Wind Speed: 5 mph Wind Direction: NE Forecast: A slight chance of rain showers before 11pm, then patchy fog and a slight chance of rain showers between 11pm and 2am, then a chance of rain showers and patchy fog. Partly cloudy, with a low around 63. Northeast wind around 5 mph. Chance of precipitation is 30%. |
Friday |
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Temperature: 80°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: A chance of rain showers and patchy fog. Mostly sunny, with a high near 80. Chance of precipitation is 30%. |
Friday Night |
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Temperature: 62°F Wind Speed: 5 mph Wind Direction: E Forecast: A slight chance of rain showers before 3am, then patchy fog and a slight chance of rain showers. Partly cloudy, with a low around 62. |
Saturday |
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Temperature: 80°F Wind Speed: 5 mph Wind Direction: E Forecast: Patchy fog and a slight chance of rain showers before 8am. Mostly sunny, with a high near 80. |
Saturday Night |
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Temperature: 58°F Wind Speed: 5 mph Wind Direction: E Forecast: Mostly clear, with a low around 58. |
Sunday |
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Temperature: 78°F Wind Speed: 5 mph Wind Direction: S Forecast: A slight chance of rain showers after 2pm. Mostly sunny, with a high near 78. |
Sunday Night |
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Temperature: 60°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: A chance of rain showers before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. |
Labor Day |
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Temperature: 77°F Wind Speed: 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 77. |
Monday Night |
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Temperature: 57°F Wind Speed: 5 mph Wind Direction: NE Forecast: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 57. |
Tuesday |
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Temperature: 74°F Wind Speed: 5 to 10 mph Wind Direction: SE Forecast: A chance of rain showers. Partly sunny, with a high near 74. |

