Boulder Rapids, ID Weather Forecast
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Boulder Rapids Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Mostly Cloudy | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Rain | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 76°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 87°FHi: 31°C | Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C |
| POP: 70% | POP: 80% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1122 AM PDT Tue Sep 15 2026 

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Issued: 254 PM MDT Tue Sep 15 2026
Discussion
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KEY MESSAGES:- Cool and showery conditions are expected from Yaak to Glacier National Park through this evening.
- Warming and drying trend expected through Wednesday.
- Shower and Thunderstorm pattern develops Thursday and continues into Saturday.
- Another warming and drying trend Sunday through early next week.
Satellite imagery this afternoon shows a large upper level low digging southwards from Vancouver Island towards northern California. To the east of this feature, a steady stream o...
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