| NWS Forecast for: Lower Treasure Valley Issued by: National Weather Service Boise, ID Last Update: 230 AM MDT Sun Sep 27 2026 |  |
| Today: Cloudy. Highs 68 to 73. North winds up to 10 mph. Tonight: Decreasing clouds. Lows 45 to 50. Northwest winds 10 to 15 mph. Monday: Sunny. Highs 73 to 78. Northwest winds 10 to 15 mph with gusts to 25 mph. Monday Night: Mostly clear. Lows 43 to 48. Northwest winds 10 to 15 mph. Tuesday: Sunny. Highs 74 to 79. Northwest winds 10 to 15 mph. Tuesday Night: Mostly clear. Lows 46 to 51. Wednesday: Sunny. Highs 77 to 82. Wednesday Night And Thursday: Mostly clear. Lows 46 to 51. Highs 77 to 82. Thursday Night And Friday: Partly cloudy. Lows 48 to 53. Highs 75 to 80. Friday Night And Saturday: Mostly clear. Lows 46 to 51. Highs 74 to 79. | |
| Zone Forecast: Lower Treasure Valley | |
Visit your local NWS office at: https://www.weather.gov/boi |