Three Forks Campground, SD Weather Forecast
23821 Highway 385, Hill City, SD 57745Quick Weather Clicks
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Three Forks Campground Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
| Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C |
| POP: 30% | POP: 50% | POP: 30% | POP: 40% | POP: 30% | POP: 70% | POP: 20% | POP: 40% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 822 AM MDT Sat Aug 22 2026 

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Issued: 520 AM MDT Sat Aug 22 2026
Key Messages
- Upper ridge will dominate the weather through early next week.
- Isolated severe thunderstorms may occur late Saturday afternoon and evening, especially across northeast Wyoming.
- Temperatures will average about 4-8F above normal.
Discussion
...(This Afternoon Through Thursday) Issued at 1149 AM MDT Fri Aug 21 2026
Current upper-air analysis and water vapor imagery depict large- scale ridging continuing to strengthen over the southwest. Satellite imagery indicates partly cloudy skies behin...
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