Expires:202601050500;;792132 FPUS55 KBOI 042108 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 208 PM MST Sun Jan 4 2026 Spot temperatures are for tonight, Monday, Monday night, and Tuesday. IDZ015-050500- Southwest Highlands- 208 PM MST Sun Jan 4 2026 .TONIGHT...Mostly cloudy with a chance of rain and snow. Chance of precipitation 50 percent. Lows 29 to 34. .MONDAY...Partly cloudy with a chance of rain and snow. Chance of precipitation 30 percent. Highs 40 to 48. Breezy. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow, mainly in the evening. Chance of precipitation 30 percent. Lows 28 to 33. .TUESDAY...Partly sunny. Highs 41 to 49. Breezy. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow. Chance of precipitation 40 percent. Lows 29 to 34. Breezy. .WEDNESDAY...Snow likely. Rain likely, mainly in the morning. Chance of precipitation 70 percent. Light snow accumulations possible. Highs 36 to 43. Breezy. .WEDNESDAY NIGHT...Snow likely. Chance of snow 60 percent. Light snow accumulations possible. Lows 22 to 27. .THURSDAY...Partly cloudy with a 40 percent chance of snow. Highs 32 to 40. Breezy. .THURSDAY NIGHT...Mostly cloudy. A chance of snow, mainly in the evening. Chance of snow 30 percent. Lows 18 to 24. .FRIDAY...Mostly sunny. Highs 35 to 42. .FRIDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows 16 to 25. Highs 39 to 46. $$ =