NWS Forecast for Twin Falls ID

National Weather Service Forecast for: Twin Falls ID
Issued by: National Weather Service Boise, ID

Updated: 2:05 pm MST Feb 1, 2026

Tonight Decreasing Clouds	Monday Sunny	Monday Night Mostly Clear	Tuesday Mostly Sunny	Tuesday Night Partly Cloudy	Wednesday Mostly Sunny	Wednesday Night Mostly Clear	Thursday Sunny	Thursday Night Mostly Clear
Lo 30 °F	Hi 50 °F	Lo 30 °F	Hi 52 °F	Lo 29 °F	Hi 53 °F	Lo 29 °F	Hi 54 °F	Lo 30 °F

Tonight	Mostly cloudy, then gradually becoming mostly clear, with a low around 30. West southwest wind around 7 mph.
Monday	Sunny, with a high near 50. West northwest wind around 6 mph.
Monday Night	Mostly clear, with a low around 30. South southwest wind around 6 mph.
Tuesday	Mostly sunny, with a high near 52. South southwest wind around 5 mph becoming light and variable.
Tuesday Night	Partly cloudy, with a low around 29. Light and variable wind becoming west around 5 mph.
Wednesday	Mostly sunny, with a high near 53.
Wednesday Night	Mostly clear, with a low around 29.
Thursday	Sunny, with a high near 54.
Thursday Night	Mostly clear, with a low around 30.
Friday	Sunny, with a high near 54.
Friday Night	Partly cloudy, with a low around 32.
Saturday	Mostly sunny, with a high near 54.
Saturday Night	Partly cloudy, with a low around 34.
Sunday	A 10 percent chance of rain. Mostly sunny, with a high near 55.

Forecast from NOAA-NWS for Twin Falls ID.