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Ritter School Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  | | |  | |  |  |  | | |
| Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 100°FHi: 38°C | Lo: 82°FLo: 28°C | Hi: 103°FHi: 39°C | Lo: 83°FLo: 28°C | Hi: 104°FHi: 40°C | Lo: 82°FLo: 28°C | Hi: 105°FHi: 41°C | Lo: 83°FLo: 28°C | Hi: 103°FHi: 39°C | Lo: 82°FLo: 28°C | Hi: 101°FHi: 38°C | Lo: 81°FLo: 27°C |
| POP: 20% | POP: 10% | POP: 30% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM MST Sat Sep 05 2026 
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Issued: 327 AM MST Sat Sep 5 2026
Key Messages
- A plume of moisture will shift into southeast California and southwest Arizona this weekend yielding chances for light showers.
- Temperatures will remain near to slightly below normal through the weekend before warming slightly above normal early next week.
- Increased thunderstorm chances will return to the region during the latter half of next week.
Aviation
...Updated at 1025Z.
South Central Arizona including KPHX, KIWA, KSDL, and KDVT: No major weather concerns will exist through throu...