Weather WorldHells Canyon Park, ID Weather Forecast
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Hells Canyon Park Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
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| Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of Showers | Sunny |
| Lo: 56°FLo: 13°C | Hi: 84°FHi: 29°C | Lo: 54°FLo: 12°C | Hi: 85°FHi: 29°C | Lo: 56°FLo: 13°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 54°FLo: 12°C | Hi: 79°FHi: 26°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 PM MDT Mon Aug 17 2026 
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Hells Canyon Park Forecast Discussion
Issued: 1210 AM MDT Tue Aug 18 2026
Key Messages
- Isolated showers and thunderstorms this afternoon over higher terrain, with gusty outflows up to 35 mph.
- Temperatures near or slightly above normal through mid-week, then heat amplifying for Thursday and Friday.
- Return of monsoon moisture Friday into the weekend will increase shower and thunderstorm chances once again.
Aviation
/06Z Tuesday through Wednesday/... Issued 1151 PM MDT MON AUG 17 2026 VFR with SCT-BKN high clouds. Patchy smoke SE Oregon and low...