Weather WorldLower Alkali School, SD Weather Forecast
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Lower Alkali School Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
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| Partly Cloudy | Chance of T-Storm | Clearing | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Chance of Showers | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm |
| Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | 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: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 90°FHi: 32°C | Lo: 61°FLo: 16°C |
| POP: 40% | POP: 40% | POP: 20% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 222 PM MDT Sat Aug 22 2026 
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Lower Alkali School Forecast Discussion
Issued: 1239 PM MDT Sat Aug 22 2026
Key Messages
- Upper ridge will dominate the weather through next week
- Thunderstorm areal coverage will increase tonight and hang about into next week, although in the hit or miss variety
- Isolated strong/severe thunderstorms may occur during the later afternoon/evening hours today through Tuesday
- Temperatures will average 4-8F above normal
Discussion
...(This Evening Through Saturday) Issued at 1236 PM MDT Sat Aug 22 2026
18z surface analysis had weak high over the northern Plains into the middle MO r...