National Weather Service Forecast for: Mount Shasta CA
Issued by: National Weather Service Medford, OR
Updated: 9:41 pm PST Dec 17, 2025
 
Tonight

Tonight: Rain, mainly after midnight. Patchy fog after 1am. Snow level 5200 feet rising to 9200 feet. Temperature falling to near 35 by midnight, then rising to around 39 during the remainder of the night. East southeast wind 3 to 5 mph. Chance of precipitation is 80%.
Chance Rain
then Rain and
Patchy Fog
 Thursday

Thursday: Rain likely, mainly after 3pm. Mostly cloudy, with a high near 48. East southeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Rain Likely

 Thursday
Night
Thursday Night: Rain. Low around 37. East southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Rain

 Friday

Friday: Rain. High near 46. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Rain

 Friday
Night
Friday Night: Rain before 4am, then a chance of rain and snow. Snow level 6200 feet lowering to 5000 feet after midnight . Low around 32. South southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Rain then
Rain/Snow
Likely
 Saturday

Saturday: A chance of rain and snow before 10am, then rain likely. Snow level 4500 feet rising to 5700 feet in the afternoon. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.
Rain/Snow
Likely then
Rain Likely
 Saturday
Night
Saturday Night: Rain. Snow level 6100 feet rising to 6800 feet after midnight. Low around 36. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Rain

 Sunday

Sunday: Rain. Cloudy, with a high near 48.
Rain

 Sunday
Night
Sunday Night: Rain. Cloudy, with a low around 34.
Rain
Lo 35 °F⇑ Hi 48 °F Lo 37 °F Hi 46 °F Lo 32 °F Hi 46 °F Lo 36 °F Hi 48 °F Lo 34 °F

 

Tonight
 
 Rain, mainly after midnight. Patchy fog after 1am. Snow level 5200 feet rising to 9200 feet. Temperature falling to near 35 by midnight, then rising to around 39 during the remainder of the night. East southeast wind 3 to 5 mph. Chance of precipitation is 80%.
Thursday
 
 Rain likely, mainly after 3pm. Mostly cloudy, with a high near 48. East southeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday Night
 
 Rain. Low around 37. East southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
 
 Rain. High near 46. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday Night
 
 Rain before 4am, then a chance of rain and snow. Snow level 6200 feet lowering to 5000 feet after midnight . Low around 32. South southwest wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
 
 A chance of rain and snow before 10am, then rain likely. Snow level 4500 feet rising to 5700 feet in the afternoon. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
 
 Rain. Snow level 6100 feet rising to 6800 feet after midnight. Low around 36. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
 
 Rain. Cloudy, with a high near 48.
Sunday Night
 
 Rain. Cloudy, with a low around 34.
Monday
 
 Rain. Snow level 5700 feet. Mostly cloudy, with a high near 46.
Monday Night
 
 Rain likely. Snow level 5200 feet. Mostly cloudy, with a low around 30.
Tuesday
 
 Rain and snow likely. Snow level 5000 feet. Mostly cloudy, with a high near 43.
Tuesday Night
 
 Rain likely, possibly mixed with snow. Snow level 5100 feet. Mostly cloudy, with a low around 31.
Wednesday
 
 Rain likely, possibly mixed with snow. Snow level 4700 feet. Mostly cloudy, with a high near 44.

 

Forecast from NOAA-NWS for Mount Shasta CA.