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County Forecast for Boise , ID |
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| | 190400-
Upper Treasure Valley-
248 PM MDT Sun Oct 18 2026
Tonight Mostly clear. Lows 37 to 47. East winds 10 to 15 mph.
Monday Sunny. Highs 75 to 80. Breezy. Southeast winds 10 to 20 mph with gusts to 30 mph.
Monday night Increasing clouds. Patchy smoke in the evening. Lows 42 to 49. East winds 10 to 15 mph with gusts to 30 mph.
Tuesday Mostly sunny. Highs 72 to 77. Southeast winds 10 to 15 mph with gusts to 25 mph.
Tuesday night Partly cloudy. Lows 43 to 49. Northeast winds 10 to 15 mph with gusts to 25 mph.
Wednesday Areas of fog in the morning. Mostly sunny. Highs 74 to 79.
Wednesday night Mostly cloudy with a 40 percent chance of showers. Areas of fog after midnight. Lows 45 to 52.
Thursday Areas of fog in the morning. Showers likely. Chance of rain 60 percent. Highs 66 to 71.
Thursday night Patchy fog in the evening. Rain showers likely. Chance of rain 70 percent. Lows 40 to 45. Breezy.
Friday Mostly cloudy with a chance of rain showers in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Chance of rain 30 percent. Cooler with highs 54 to 59. Windy.
Friday night Mostly clear. Areas of fog after midnight. Lows 32 to 37. Breezy.
Saturday Areas of fog in the morning. Mostly sunny. Highs 56 to 61.
Saturday night and sunday Partly cloudy. A 20 percent chance of rain showers. Lows 37 to 42. Highs 60 to 65. Breezy. && TEMPERATURE Boise 47 77 47 73 Mountain Home 42 78 46 76 |
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Bryce Anderson – DTN Meteorologist
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| Front Slipping Southeast Friday |
» More DTN Weather Commentary |
| Posted at 5:34AM Fri Oct 2, 2026 CDT |
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DTN Weather Summary
