| NWS Forecast for: Challis/Pahsimeroi Valleys Issued by: National Weather Service Pocatello, ID Last Update: 1232 PM MDT Sun Apr 19 2026 | |
| Tonight: Decreasing clouds. Lows 35 to 42. South winds up to 10 mph. Monday: Sunny, warmer. Highs 63 to 73. Southeast winds up to 10 mph...shifting to south in the afternoon. Monday Night: Partly cloudy. Lows 38 to 45. South winds 10 to 15 mph...shifting to southeast after midnight. Tuesday: Sunny. Highs 64 to 74. South winds 10 to 15 mph. Tuesday Night: Mostly cloudy with a chance of rain. Lows 36 to 43. South winds 10 to 15 mph with gusts to around 25 mph. Wednesday: Rain showers, snow showers and a slight chance of thunderstorms. Highs 45 to 55. Wednesday Night: Rain and snow likely. Lows 30 to 37. Thursday: A chance of snow with possible showers and thunderstorms likely. Highs 42 to 52. Thursday Night: Mostly cloudy with a chance of rain and a slight chance of snow. Lows 23 to 30. Friday Through Saturday: Partly cloudy with a slight chance of snow. Highs 42 to 52. Lows 24 to 31. Saturday Night: Partly cloudy. Lows 25 to 32. Sunday: Mostly sunny with a slight chance of snow. Highs 45 to 55. | |
| Zone Forecast: Challis/Pahsimeroi Valleys | |
Visit your local NWS office at: https://www.weather.gov/pih |