7-Day Forecast Summary
7-Day Detailed Weather Forecast for Spearfish
Tonight |
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Temperature: 28°F Wind Speed: 6 to 25 mph Wind Direction: W Forecast: Widespread frost after 2am. Partly cloudy, with a low around 28. West wind 6 to 25 mph, with gusts as high as 45 mph. |
Friday |
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Temperature: 51°F Wind Speed: 6 mph Wind Direction: NE Forecast: Widespread frost before 9am. Sunny. High near 51, with temperatures falling to around 48 in the afternoon. Northeast wind around 6 mph. |
Friday Night |
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Temperature: 43°F Wind Speed: 7 to 15 mph Wind Direction: S Forecast: Mostly clear, with a low around 43. South wind 7 to 15 mph, with gusts as high as 24 mph. |
Saturday |
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Temperature: 76°F Wind Speed: 5 to 9 mph Wind Direction: SW Forecast: Sunny. High near 76, with temperatures falling to around 67 in the afternoon. Southwest wind 5 to 9 mph, with gusts as high as 16 mph. |
Saturday Night |
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Temperature: 47°F Wind Speed: 6 to 13 mph Wind Direction: SW Forecast: Mostly clear, with a low around 47. Southwest wind 6 to 13 mph, with gusts as high as 21 mph. |
Sunday |
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Temperature: 59°F Wind Speed: 6 to 9 mph Wind Direction: N Forecast: Sunny. High near 59, with temperatures falling to around 55 in the afternoon. North wind 6 to 9 mph, with gusts as high as 17 mph. |
Sunday Night |
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Temperature: 40°F Wind Speed: 3 to 9 mph Wind Direction: SE Forecast: Mostly clear, with a low around 40. |
Monday |
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Temperature: 66°F Wind Speed: 3 to 12 mph Wind Direction: SE Forecast: Sunny, with a high near 66. |
Monday Night |
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Temperature: 48°F Wind Speed: 3 to 12 mph Wind Direction: S Forecast: Mostly clear, with a low around 48. |
Tuesday |
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Temperature: 71°F Wind Speed: 3 to 8 mph Wind Direction: S Forecast: Sunny, with a high near 71. |
Tuesday Night |
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Temperature: 51°F Wind Speed: 3 to 9 mph Wind Direction: S Forecast: Mostly clear, with a low around 51. |
Wednesday |
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Temperature: 67°F Wind Speed: 2 to 7 mph Wind Direction: W Forecast: Mostly sunny, with a high near 67. |
Wednesday Night |
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Temperature: 49°F Wind Speed: 6 mph Wind Direction: S Forecast: Partly cloudy, with a low around 49. |
Thursday |
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Temperature: 68°F Wind Speed: 3 to 12 mph Wind Direction: SW Forecast: A slight chance of rain after noon. Mostly sunny, with a high near 68. |

