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Ralston Tank, AZ Weather Forecast
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Ralston Tank Weather Forecast
| REST OF TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  |  | | | | | | | | |
| Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Cloudy | 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 |
| Hi: 103°FHi: 39°C | Lo: 76°FLo: 24°C | Hi: 103°FHi: 39°C | Lo: 75°FLo: 24°C | Hi: 101°FHi: 38°C | Hi: 100°FHi: 38°C Lo: 76°FLo: 24°C | Hi: 100°FHi: 38°C Lo: 76°FLo: 24°C | Lo: 72°FLo: 22°C | Hi: 92°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C |
| POP: 10% | POP: 10% | POP: 10% | POP: 20% | POP: 20% | POP: 50% | POP: 40% | POP: 50% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 302 PM MST Wed Aug 26 2026 
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Issued: 354 PM MST Wed Aug 26 2026
Discussion
...A strong high pressure system will remain centered over the Arizona/New Mexico border through Friday resulting in daytime temperatures in the mid 80 to lower 90s in the mountains to 105 to 110 at elevations below 4000 feet in our forecast area. Due to the hot temperatures at lower elevations an Extreme Heat Warning is in effect for the lower portions of the Grand Canyon as well as Yavapai county through Friday. Enough moisture will remain for the daily development of afternoon into ...