NWS Forecast for Weiser ID

National Weather Service Forecast for: Weiser ID
Issued by: National Weather Service Boise, ID

Updated: 2:05 pm MST Feb 1, 2026

Tonight Partly Cloudy then Patchy Fog	Monday Patchy Fog then Mostly Sunny	Monday Night Partly Cloudy	Tuesday Mostly Sunny	Tuesday Night Mostly Cloudy then Patchy Fog	Wednesday Areas Fog then Mostly Sunny	Wednesday Night Mostly Clear	Thursday Patchy Fog then Sunny	Thursday Night Mostly Clear then Patchy Fog
Lo 30 °F	Hi 50 °F	Lo 30 °F	Hi 51 °F	Lo 30 °F	Hi 49 °F	Lo 30 °F	Hi 50 °F	Lo 31 °F

Air Stagnation Advisory

Tonight	Patchy fog after 5am. Otherwise, mostly clear, with a low around 30. Light north wind.
Monday	Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50. Light and variable wind.
Monday Night	Partly cloudy, with a low around 30. Light north northeast wind.
Tuesday	Mostly sunny, with a high near 51. Light and variable wind.
Tuesday Night	Patchy fog after 2am. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday	Areas of fog before 11am. Otherwise, mostly sunny, with a high near 49.
Wednesday Night	Mostly clear, with a low around 30.
Thursday	Patchy fog before 11am. Otherwise, sunny, with a high near 50.
Thursday Night	Patchy fog after 5am. Otherwise, mostly clear, with a low around 31.
Friday	Patchy fog before 8am. Otherwise, mostly sunny, with a high near 50.
Friday Night	Partly cloudy, with a low around 32.
Saturday	Mostly sunny, with a high near 50.
Saturday Night	Mostly cloudy, with a low around 34.
Sunday	A 30 percent chance of rain. Partly sunny, with a high near 50.

Forecast from NOAA-NWS for Weiser ID.