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Osborn Park, AZ Weather Forecast
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Osborn Park Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | | | |  | | | | |  | |
| Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Partly Sunny | Clear | Mostly Sunny |
| Lo: 86°FLo: 30°C | Hi: 111°FHi: 44°C | Lo: 87°FLo: 31°C | Hi: 112°FHi: 44°C | Lo: 88°FLo: 31°C | Hi: 110°FHi: 43°C | Lo: 87°FLo: 31°C | Hi: 109°FHi: 43°C | Lo: 88°FLo: 31°C | Hi: 112°FHi: 44°C | Lo: 89°FLo: 32°C | Hi: 113°FHi: 45°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1131 PM MST Thu Aug 20 2026 
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Osborn Park Forecast Discussion
Issued: 1018 PM MST Thu Aug 20 2026
Key Messages
- After a brief reprieve from the extreme heat today over south- central and eastern Arizona, highs will return to around 110 degrees by Friday, lasting into early next week.
- Extreme Heat Warnings are in effect through Sunday evening due to continued areas of high-end moderate to major HeatRisk.
- Isolated thunderstorms are expected across the AZ high terrain this afternoon and evening with less than 10% chances for the lower deserts. Chances will likely rem...