| NWS Forecast for: Lower Treasure Valley Issued by: National Weather Service Boise, ID Last Update: 230 PM MDT Sun Sep 27 2026 | |
| Tonight: Mostly cloudy. Lows 45 to 50. Northwest winds 10 to 15 mph. Monday: Patchy fog in the morning. Sunny. Highs 73 to 78. Northwest winds 10 to 15 mph. Monday Night: Mostly clear. Lows 43 to 48. Northwest winds 10 to 15 mph. Tuesday: Sunny. Highs 74 to 79. Northwest winds up to 10 mph. Tuesday Night: Mostly clear. Lows 46 to 51. Northwest winds up to 10 mph with gusts to 20 mph. Wednesday: Sunny. Highs 76 to 81. Wednesday Night Through Thursday Night: Mostly clear. Lows 45 to 52. Highs 76 to 81. Friday And Friday Night: Partly cloudy. Highs 77 to 82. Lows 48 to 53. Saturday Through Sunday: Mostly clear. Highs 76 to 83. Lows 46 to 51. | |
| Zone Forecast: Lower Treasure Valley | |
Visit your local NWS office at: https://www.weather.gov/boi |