Weather WorldUpper Highway Tank, AZ Weather Forecast
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Upper Highway Tank Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  | |  |  | | |  | | | |
| Chance of T-Storm | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 98°FHi: 37°C | Lo: 73°FLo: 23°C | Hi: 97°FHi: 36°C | Lo: 73°FLo: 23°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 72°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C |
| POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1131 AM MST Sun Aug 23 2026 
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Issued: 100 PM MST Sun Aug 23 2026
Key Messages
- Isolated to scattered thunderstorms, some strong to severe, are expected this evening across south-central Arizona.
- Increasingly less favorable conditions for thunderstorms will develop starting Monday with virtually no chances for rain from Tuesday through the rest of the week.
- High temperatures will reach or exceed 110 degrees nearly every day this week and will be near daily records, while morning lows remain unusually warm.
- Extreme Heat Warnings are in effect through Saturday wit...