Triumph, ID Weather Forecast
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| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
| Mostly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Snow | Snow and Rain | Chance of Snow | Chance of Snow | Snow | Chance of Snow | Chance of Snow |
| Hi: 42°FHi: 6°C | Lo: 22°FLo: -6°C | Hi: 42°FHi: 6°C | Lo: 23°FLo: -5°C | Hi: 46°FHi: 8°C | Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C | Lo: 28°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 27°FLo: -3°C | Hi: 43°FHi: 6°C | Lo: 24°FLo: -4°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1231 AM MDT Tue Oct 27 2026 

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Issued: 522 AM MDT Tue Oct 27 2026
Key Messages
- Isolated showers linger today with passing shortwave.
- Afternoon highs cooler than yesterday, in the 40s to low 50s.
- Looking like a wet, chilly Halloween/weekend.
Discussion
... Issued at 302 AM MDT Tue Oct 27 2026
The bulk of our precipitation from the cold front passing through is moving farther into Wyoming early this morning, but a bit does linger in the higher elevations of the upper Snake River Plain and Eastern Highlands. We even had a convective line of rain/snow mix move through...
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