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Hereford School Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 | |  | | | | |  |  | | |  |
| Mostly Clear | Mostly Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Chance of T-Storm | Clearing | Chance of T-Storm | Chance of T-Storm |
| Hi: 59°FHi: 15°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 90°FHi: 32°C |
| POP: 50% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 327 AM MDT Wed Aug 19 2026 
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Issued: 453 AM MDT Wed Aug 19 2026
Key Messages
- Showers and storms continue into the overnight hours.
- More chances for afternoon storms on Wednesday, mainly across western SD.
- Trending warmer to end the week into next weekend.
Discussion
...(This Evening Through Tuesday) Issued at 1242 PM MDT Tue Aug 18 2026
Shortwave will push through region today and bring another round of storms to the CWA this afternoon. Modestly unstable airmass of 1500- 2000 J/kg MUCAPE will develop over western SD by this afternoo...