Expires:202601030400;;680702 FPUS55 KBOI 022031 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 130 PM MST Fri Jan 2 2026 Spot temperatures are for tonight, Saturday, Saturday night, and Sunday. IDZ014-030400- Upper Treasure Valley- 130 PM MST Fri Jan 2 2026 .TONIGHT...Mostly cloudy. Lows 33 to 39. East winds 10 to 15 mph with gusts to 25 mph. .SATURDAY...Partly sunny with rain likely, mainly in the afternoon. Chance of rain 60 percent. Highs 48 to 53. Windy. Southeast winds 15 to 25 mph with gusts to 35 mph. .SATURDAY NIGHT...Rain likely, mainly in the evening. Chance of rain 60 percent. Lows 36 to 41. Breezy. Southeast winds 10 to 20 mph with gusts to 30 mph. .SUNDAY...Rain likely, mainly in the afternoon. Chance of rain 60 percent. Highs 50 to 55. Southeast winds 10 to 15 mph with gusts to 25 mph. .SUNDAY NIGHT...Rain likely, mainly in the evening. Chance of rain 60 percent. Lows 32 to 37. Southeast winds around 10 mph with gusts to 20 mph. .MONDAY...Decreasing clouds. Areas of fog in the morning. A 30 percent chance of rain. Highs 46 to 51. .MONDAY NIGHT...Mostly cloudy. A slight chance of rain in the evening. Patchy fog after midnight. Chance of rain 20 percent. Lows 29 to 34. .TUESDAY...Areas of fog in the morning. Partly sunny. Highs 45 to 50. .TUESDAY NIGHT...Mostly cloudy. A slight chance of rain in the evening, then a chance of rain and snow after midnight. Chance of precipitation 30 percent. Lows 30 to 35. .WEDNESDAY...Rain and snow likely in the morning, then partly cloudy with a chance of rain and snow in the afternoon. Chance of precipitation 60 percent. Little snow accumulation expected. Highs 40 to 45. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Chance of precipitation 30 percent. Lows 22 to 27. .THURSDAY...Partly cloudy. A chance of snow, mainly in the morning. Chance of snow 30 percent. Highs 36 to 41. .THURSDAY NIGHT...Partly cloudy. A slight chance of snow in the evening. Chance of snow 20 percent. Lows 18 to 23. .FRIDAY...Sunny. Highs 35 to 40. && TEMPERATURE Boise 37 51 41 52 Mountain Home 36 51 38 54 $$ =