| NWS Forecast for: Challis/Pahsimeroi Valleys Issued by: National Weather Service Pocatello, ID Last Update: 206 PM MST Mon Jan 19 2026 | |
| Tonight: Mostly clear. Patchy freezing fog. Lows 12 to 19. West winds up to 10 mph. Tuesday: Mostly sunny. Patchy freezing fog. Highs 30 to 38. West winds up to 10 mph. Tuesday Night: Mostly clear. Lows 10 to 18. Light and variable winds. Wednesday: Sunny. Highs 30 to 38. Light and variable winds. Wednesday Night: Partly cloudy. Lows 12 to 19. Light and variable winds. Thursday And Thursday Night: Partly cloudy. Highs 31 to 38. Lows 12 to 19. Friday Through Saturday: Mostly clear. Highs 27 to 37. Lows 10 to 17. Saturday Night And Sunday: Partly cloudy. Lows 13 to 20. Highs 32 to 41. Sunday Night: Mostly cloudy. Lows 17 to 25. Monday: Mostly sunny. Highs 34 to 43. | |
| Zone Forecast: Challis/Pahsimeroi Valleys | |
Visit your local NWS office at: https://www.weather.gov/pih |