National Weather Service Forecast for: Weiser ID
Issued by: National Weather Service Boise, ID
Updated: 12:29 am MDT May 26, 2026
 
Today

Today: A 20 percent chance of showers after noon.  Mostly cloudy, with a high near 72. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Mostly Cloudy
then Slight
Chance
Showers
Tonight

Tonight: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 48. West northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 60%.
Showers
Likely then
Chance
Showers
Wednesday

Wednesday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 83. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 30%.
Partly Sunny
then Chance
Showers
Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 52. West wind around 8 mph becoming north after midnight.  Chance of precipitation is 30%.
Chance
Showers then
Patchy Fog
Thursday

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 85. Northwest wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 30%.
Chance
Showers and
Patchy Fog
Thursday
Night
Thursday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50.
Chance
Showers then
Partly Cloudy
Friday

Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Chance of precipitation is 50%.
Slight Chance
Showers then
Chance
Showers
Friday
Night
Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Showers
Likely

Saturday

Saturday: A 20 percent chance of showers before noon.  Partly sunny, with a high near 73.
Slight Chance
Showers then
Mostly Sunny
Hi 72 °F Lo 48 °F Hi 83 °F Lo 52 °F Hi 85 °F Lo 50 °F Hi 78 °F Lo 48 °F Hi 73 °F

 

Today
 
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 72. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Tonight
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. West northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%.
Wednesday
 
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
 
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 52. West wind around 8 mph becoming north after midnight. Chance of precipitation is 30%.
Thursday
 
A slight chance of showers, then a chance of showers and thunderstorms after noon. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Northwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.
Thursday Night
 
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.
Friday
 
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Friday Night
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
 
A 20 percent chance of showers before noon. Partly sunny, with a high near 73.
Saturday Night
 
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 46.
Sunday
 
Sunny, with a high near 76.
Sunday Night
 
Mostly clear, with a low around 46.
Monday
 
Sunny, with a high near 82.

 

Forecast from NOAA-NWS for Weiser ID.