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Mer High School Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT |
 | |  |  | |  | |  | | | | |
| Patchy Fog | Patchy Fog | Partly Cloudy | Sunny | Partly Cloudy | Chance of T-Storm | Partly Cloudy | Chance of Showers | Clearing | Chance of T-Storm | Chance of T-Storm | Clearing |
| Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Lo: 71°FLo: 22°C |
| POP: 40% | POP: 40% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 801 PM CDT Fri Aug 21 2026 
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Mer High School Forecast Discussion
Issued: 919 PM CDT Fri Aug 21 2026
Key Messages
- Dangerous heat stress across at western portions of the forecast area again Saturday.
Discussion
... Issued at 315 PM CDT Fri Aug 21 2026
Through Saturday: A frontal boundary will sag slowly southward toward the coast and help to focus scattered diurnally driven storms for the remainder of the afternoon and into the early evening over the southern half of the area. Given how hot and unstable the boundary layer conditions are, steep low level lapse rates are supporting microburst winds (...