| NWS Forecast for: Southwest Highlands Issued by: National Weather Service Boise, ID Last Update: 230 PM MDT Sun Aug 23 2026 |  |
Tonight: Increasing clouds. Lows 57 to 62. Monday: Partly cloudy with a chance of showers. A chance of thunderstorms. Thunderstorms may produce gusty winds in the afternoon. Chance of rain 30 percent. Highs 85 to 91. Monday Night: Partly cloudy. A chance of showers and thunderstorms in the evening. Thunderstorms may produce gusty winds in the evening. Chance of rain 30 percent. Lows 57 to 62. Tuesday: Mostly sunny. Highs 87 to 93. Tuesday Night: Decreasing clouds. Lows 58 to 65. Wednesday: Partly cloudy. A slight chance of thunderstorms in the afternoon. Highs 89 to 95. Wednesday Night Through Friday Night: Partly cloudy. Lows 53 to 63. Highs 84 to 92. Breezy. Saturday And Saturday Night: Mostly clear. Highs 83 to 88. Lows 51 to 56. Breezy. Sunday: Mostly sunny. Highs 81 to 86. | |
| Zone Forecast: Southwest Highlands | |
Visit your local NWS office at: https://www.weather.gov/boi |