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Picnic Tank Weather Forecast
| REST OF TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 58°FLo: 14°C | Hi: 82°FHi: 28°C | ||||||||||
| POP: 10% | POP: 30% | POP: 50% | POP: 30% | POP: 70% | POP: 30% | POP: 70% | POP: 20% | POP: 30% | POP: 10% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 302 PM MST Wed Aug 19 2026 
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Issued: 422 PM MST Wed Aug 19 2026
Discussion
...Hot temperatures under a high pressure feature will peak today with some locations approaching record highs. An Extreme Heat Warning is in effect for areas below 4,000 feet in the Grand Canyon through Thursday night, so use caution if you hike below the Grand Canyon Rim. Limited monsoon moisture returns today with scattered activity though this afternoon and early evening staying mostly along the Mogollon Rim and White Mountains. There remains a slight ...