| NWS Forecast for: West Central Mountains Issued by: National Weather Service Boise, ID Last Update: 230 AM MDT Thu Jun 18 2026 | |
| Today: Sunny. Highs 70 to 85. Tonight: Mostly cloudy. Lows 44 to 56. Juneteenth: Mostly sunny. Highs 76 to 91. Friday Night: Mostly cloudy. Lows 52 to 60. Saturday: Decreasing clouds. A slight chance of thunderstorms. Showers likely, mainly in the morning. Thunderstorms may produce gusty winds and heavy rainfall. Chance of rain 60 percent. Not as warm with highs 68 to 82. Saturday Night: Partly cloudy with a slight chance of rain showers and thunderstorms in the evening, then mostly clear after midnight. Chance of rain 20 percent. Cooler with lows 43 to 52. Sunday And Sunday Night: Clear. Highs 68 to 82. Lows 43 to 52. Monday Through Tuesday: Clear. Highs 75 to 90. Lows 47 to 56. Tuesday Night And Wednesday: Mostly clear. Lows 50 to 59. Highs 75 to 89. | |
| Zone Forecast: West Central Mountains | |
Visit your local NWS office at: https://www.weather.gov/boi |