| NWS Forecast for: Big Hole Mountains Issued by: National Weather Service Pocatello, ID Last Update: 124 PM MDT Thu Jun 18 2026 |  |
| Tonight: Partly cloudy. Lows 42 to 52. Juneteenth: Mostly sunny. Highs 80 to 88. Friday Night: Mostly cloudy. Lows 49 to 59. Saturday: Rain showers likely and a chance of thunderstorms. Highs 72 to 80. Saturday Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Colder. Lows 41 to 49. Sunday: Mostly sunny with a slight chance of showers and thunderstorms. Highs 71 to 79. Sunday Night And Monday: Mostly clear. Lows 40 to 49. Highs 73 to 82. Monday Night And Tuesday: Clear. Lows 40 to 49. Highs 79 to 88. Tuesday Night: Clear. Lows 44 to 54. Wednesday Through Thursday: Mostly clear. Highs 80 to 90. Lows 45 to 55. | |
| Zone Forecast: Big Hole Mountains | |
Visit your local NWS office at: https://www.weather.gov/pih |