| NWS Forecast for: 3 Miles NNE Newcastle WY Issued by: National Weather Service Rapid City, SD Last Update: 9:29 pm MDT Jul 12, 2025 |  |
| Tonight: Mostly clear, with a low around 55. Calm wind. Sunday: Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon. Sunday Night: Mostly clear, with a low around 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Monday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 15 mph. Monday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Partly cloudy, with a low around 59. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%. Tuesday: A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 75. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Wednesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Thursday: Partly sunny, with a high near 71. Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55. Friday: Mostly sunny, with a high near 79. Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Saturday: Mostly sunny, with a high near 82. | |
| 3 Miles NNE Newcastle WY 43.88°N 104.18°W (Elev. 4800 ft) | |
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