Union Center School, SD Weather Forecast
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Union Center School Weather Forecast
| OVERNIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Clearing | Chance of T-Storm | Chance of T-Storm |
| Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1247 AM MDT Mon Aug 24 2026 

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Issued: 1050 PM MDT Sun Aug 23 2026
Key Messages
- Isolated severe thunderstorms possible Monday afternoon and evening, especially from the Black Hills east and south.
- Upper ridge will dominate the weather with subtle disturbances through next week with temperatures about 4-8F above normal
Discussion
...(This Afternoon Through Saturday) Issued at 1043 AM MDT Sun Aug 23 2026
16z surface analysis had frontal boundary from eastern MT to eastern CO and a trough from eastern CO into northeastern NE. Water vapour loop had upper ridge over the...
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