| NWS Forecast for: Oregon Lower Treasure Valley Issued by: National Weather Service Boise, ID Last Update: 230 PM MDT Sun Aug 30 2026 | |
| Tonight: Mostly clear. Lows 47 to 54. Light winds this evening, becoming west up to 10 mph after midnight. Monday: Sunny, warmer with highs 86 to 91. East winds up to 10 mph. Monday Night: Increasing clouds. Lows 55 to 62. Light winds. Tuesday: Partly sunny. Highs 85 to 90. Light winds in the morning, becoming south around 10 mph in the afternoon. Tuesday Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Chance of rain 30 percent. Lows 55 to 61. Southeast winds up to 10 mph in the evening, shifting to west after midnight. Wednesday: Partly sunny. Highs 76 to 81. Wednesday Night And Thursday: Mostly cloudy. A 30 percent chance of showers. Lows 52 to 58. Highs 74 to 79. Thursday Night: Mostly cloudy with a 20 percent chance of showers. Patchy fog after midnight. Lows 49 to 55. Friday: Partly cloudy. A slight chance of showers in the morning. Areas of fog in the morning. Chance of rain 20 percent. Highs 76 to 81. Friday Night And Saturday: Partly cloudy. Patchy fog through the day. Lows 48 to 55. Highs 78 to 83. Saturday Night: Partly cloudy. Lows 50 to 56. Sunday: Partly cloudy. A slight chance of showers in the afternoon. Chance of rain 20 percent. Highs 79 to 84. | |
| Zone Forecast: Oregon Lower Treasure Valley | |
Visit your local NWS office at: https://www.weather.gov/boi |