Flying T, SD Weather Forecast
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Flying T Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Mostly Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C |
| POP: 40% | POP: 20% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 252 PM MDT Wed Aug 19 2026 

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Flying T Forecast Discussion
Issued: 105 PM MDT Wed Aug 19 2026
Key Messages
- Upper ridge will dominate the weather through early next week
- Thunderstorm chances will be very limited through Saturday afternoon
- Temperatures will average about 4-8F above normal
Discussion
...(This Evening Through Wednesday) Issued at 1259 PM MDT Wed Aug 19 2026
18z surface analysis had a weak trough from eastern MT into western WY. 0.5km visible loop depicted a weak outflow boundary/CU over south-central SD in a regime characterized by little MLCIN per ...
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