Mccann Spring Tank, AZ Weather Forecast
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Mccann Spring Tank Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | 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: 81°FLo: 27°C | Hi: 107°FHi: 42°C | Lo: 82°FLo: 28°C | Hi: 106°FHi: 41°C | Lo: 81°FLo: 27°C | Hi: 101°FHi: 38°C | Lo: 76°FLo: 24°C | Hi: 102°FHi: 39°C | Lo: 77°FLo: 25°C | Hi: 102°FHi: 39°C | Lo: 77°FLo: 25°C | Hi: 100°FHi: 38°C |
| POP: 10% | POP: 10% | POP: 30% | POP: 10% | POP: 10% | POP: 10% | POP: 20% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1231 AM MST Tue Aug 18 2026 

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Issued: 1039 AM MST Tue Aug 18 2026
Key Messages
.- Temperatures will remain several degrees above daily normals this week with lower desert highs between 107-113 degrees and overnight lows in the mid 80s to low 90s.
- Extreme Heat Warnings are in effect through Friday evening due to widespread major HeatRisk.
- Thunderstorm activity is expected to increase through mid-week with chances returning to the south-central Arizona lower deserts as early as Wednesday.
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...Updated at 1715Z.
South Central Arizo...
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