National Weather Service Forecast for: Mount Shasta CA
Issued by: National Weather Service Medford, OR
Updated: 1:41 pm PDT May 26, 2026
 
This
Afternoon
This Afternoon: A chance of showers and thunderstorms before 5pm, then a chance of rain and thunderstorms after 5pm. Snow level 5900 feet. Partly sunny, with a high near 56. North northwest wind around 6 mph. Chance of precipitation is 50%.
Chance
T-storms
 Tonight

Tonight: A chance of rain before midnight, then rain likely after 2am. Snow level 6000 feet. Mostly cloudy, with a low around 38. North northwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Chance Rain
then Rain
Likely
 Wednesday

Wednesday: Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Snow level 6300 feet rising to 8500 feet in the afternoon. High near 61. North northwest wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain, mainly between 8pm and 11pm. Low around 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers then
Chance Rain
 Thursday

Thursday: A slight chance of rain, then showers and possibly a thunderstorm after 11am. High near 66. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

 Thursday
Night
Thursday Night: Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Showers

 Friday

Friday: Rain, mainly before 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 66. Chance of precipitation is 80%.
Showers

 Friday
Night
Friday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43.
Chance Rain

 Saturday

Saturday: A slight chance of rain, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 69.
Chance
Showers
Hi 56 °F Lo 38 °F Hi 61 °F Lo 42 °F Hi 66 °F Lo 44 °F Hi 66 °F Lo 43 °F Hi 69 °F

 

This Afternoon
 
 A chance of showers and thunderstorms before 5pm, then a chance of rain and thunderstorms after 5pm. Snow level 5900 feet. Partly sunny, with a high near 56. North northwest wind around 6 mph. Chance of precipitation is 50%.
Tonight
 
 A chance of rain before midnight, then rain likely after 2am. Snow level 6000 feet. Mostly cloudy, with a low around 38. North northwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
 
 Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. Snow level 6300 feet rising to 8500 feet in the afternoon. High near 61. North northwest wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 Showers and possibly a thunderstorm before 8pm, then rain, mainly between 8pm and 11pm. Low around 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
 
 A slight chance of rain, then showers and possibly a thunderstorm after 11am. High near 66. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
 
 Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
 
 Rain, mainly before 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 66. Chance of precipitation is 80%.
Friday Night
 
 A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43.
Saturday
 
 A slight chance of rain, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 69.
Saturday Night
 
 Mostly clear, with a low around 40.
Sunday
 
 Sunny, with a high near 74.
Sunday Night
 
 Clear, with a low around 44.
Monday
 
 Sunny, with a high near 80.

 

Forecast from NOAA-NWS for Mount Shasta CA.