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Arock, OR Weather Forecast
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Arock Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  | |  |  | | | |  |  |  |
| Thunderstorms | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Patchy Fog |
| Hi: 64°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 44°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 42°FLo: 6°C | Hi: 72°FHi: 22°C | Lo: 42°FLo: 6°C | Hi: 69°FHi: 21°C | Hi: 74°FHi: 23°C Lo: 42°FLo: 6°C | Hi: 74°FHi: 23°C Lo: 42°FLo: 6°C | Hi: 77°FHi: 25°C Lo: 44°FLo: 7°C |
| POP: 100% | POP: 100% | POP: 70% | POP: 30% | POP: 30% | POP: 30% | POP: 60% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM MDT Thu Sep 03 2026 
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Issued: 312 AM MDT Thu Sep 3 2026
Key Messages
- Intermittent showers and embedded thunderstorms across much of southeast Oregon and west-central Idaho through Friday with significant rainfall totals possible.
- Much cooler this week, with highs 10-20 degrees below normal by Thursday with periods of gusty winds.
- Cooler than normal weather anticipated late this weekend into early next week.
Aviation
/06Z Thursday through Friday/... Issued 1207 AM MDT THU SEP 3 2026 Numerous rain showers through Thursday, becoming widespread Thu evening....