Expires:202411211900;;417501 FPUS55 KBOI 211117 ZFPBOI Zone Forecasts for Southwest Idaho/Southeast Oregon National Weather Service Boise ID 416 AM MST Thu Nov 21 2024 Forecast Updated. Spot temperatures are for today, tonight, and Friday. IDZ030-211900- Southern Twin Falls County- 416 AM MST Thu Nov 21 2024 .REST OF TODAY...Cloudy with a chance of rain and snow. Chance of precipitation 40 percent. Highs 47 to 52. Breezy. .TONIGHT...Mostly cloudy. A chance of rain in the evening. Chance of rain 40 percent. Lows 35 to 40. .FRIDAY...Mostly cloudy. Highs 52 to 57. .FRIDAY NIGHT...Rain and snow likely, mainly after midnight. Chance of precipitation 60 percent. Little snow accumulation expected. Lows 34 to 39. .SATURDAY...Snow showers. Rain showers. Chance of precipitation 90 percent. Little snow accumulation expected. Highs 46 to 51. Temperature falling into the lower 40s in the afternoon. Breezy. .SATURDAY NIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy with a slight chance of snow showers after midnight. Chance of precipitation 30 percent. Colder with lows 23 to 28. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 30 percent chance of snow showers. Highs 38 to 43. Lows 22 to 27. .MONDAY...Partly cloudy with a chance of snow showers, mixed with rain in the afternoon. Chance of precipitation 30 percent. Highs 41 to 46. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Chance of precipitation 40 percent. Lows 25 to 30. .TUESDAY AND TUESDAY NIGHT...Rain and snow showers likely. Chance of precipitation 60 percent. Light snow accumulations possible. Highs 41 to 46. Lows 25 to 30. .WEDNESDAY...Decreasing clouds. A 40 percent chance of snow showers. Highs 37 to 42. $$ =