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Duncan Reservoir Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | | |  |  | |  |  | |  | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Chance of Rain | Chance of T-Storm |
| Hi: 83°FHi: 28°C | Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 83°FHi: 28°C | Hi: 83°FHi: 28°C Lo: 46°FLo: 8°C | Hi: 83°FHi: 28°C Lo: 46°FLo: 8°C | Hi: 83°FHi: 28°C Lo: 46°FLo: 8°C | Hi: 83°FHi: 28°C Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C |
| POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 239 AM PDT Thu Aug 13 2026 
Duncan Reservoir Radar Loop
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