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Lower Junction Tank, AZ Weather Forecast
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Lower Junction Tank Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
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| Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Mostly Sunny | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Hi: 101°FHi: 38°C | Lo: 73°FLo: 23°C | Hi: 102°FHi: 39°C | Lo: 74°FLo: 23°C | Hi: 103°FHi: 39°C | Lo: 75°FLo: 24°C | Hi: 102°FHi: 39°C | Hi: 102°FHi: 39°C Lo: 75°FLo: 24°C | Hi: 102°FHi: 39°C Lo: 75°FLo: 24°C | Hi: 103°FHi: 39°C | Lo: 76°FLo: 24°C | Hi: 104°FHi: 40°C |
| POP: 10% | POP: 10% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 212 AM MST Thu Aug 20 2026 
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Lower Junction Tank Forecast Discussion
Issued: 134 AM MST Thu Aug 20 2026
Discussion
...The upper pattern this morning is defined by large amplitude ridge of high pressure over the Southwest with the high centered over northern Arizona. The latest GOES precipitable water imagery indicated PWATs in the eastern half of our CWA between 1.00 and 1.25 inches, with deeper moisture to the west between 1.25 and 1.75 inches. Drier air between 0.65 and 0.90 inches in Chihuahua Mexico is begining to nudge into the extreme SE corner of the state with ...