| NWS Forecast for: Challis/Pahsimeroi Valleys Issued by: National Weather Service Pocatello, ID Last Update: 202 PM MST Sat Dec 27 2025 |  |
| Tonight: Mostly clear. Colder. Lows 2 to 11. Northwest winds 10 to 15 mph...decreasing to up to 10 mph after midnight. Sunday: Sunny. Highs 19 to 29. Light and variable winds. Sunday Night: Mostly clear. Lows 8 to 15. Light and variable winds. Monday: Sunny. Not as cold. Highs 27 to 36. Light and variable winds. Monday Night: Partly cloudy. Lows 15 to 24. Light and variable winds. Tuesday: Mostly sunny. Highs 32 to 41. Tuesday Night And Wednesday: Mostly clear. Lows 15 to 24. Highs 36 to 46. Wednesday Night: Partly cloudy. Lows 17 to 27. New Years Day: Partly sunny. Highs 36 to 45. Thursday Night: Mostly cloudy with a slight chance of snow. Lows 20 to 28. Friday: Mostly cloudy with a chance of snow. Highs 34 to 42. Friday Night: Mostly cloudy with a chance of snow. Lows 15 to 22. Saturday: Partly sunny with a slight chance of snow. Highs 29 to 37. | |
| Zone Forecast: Challis/Pahsimeroi Valleys | |
Visit your local NWS office at: https://www.weather.gov/pih |