National Weather Service Forecast for: Mammoth Lakes CA
Issued by: National Weather Service Reno, NV
Updated: 10:30 pm PST Dec 17, 2025
 
Tonight

Tonight: Mostly clear, with a low around 40. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear


 Thursday

Thursday: Mostly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Mostly Sunny


 Thursday
Night
Thursday Night: Partly cloudy, with a low around 38. Southwest wind around 15 mph, with gusts as high as 40 mph.
Partly Cloudy


 Friday

Friday: A slight chance of snow after 10am, mixing with rain after 1pm. Mostly sunny, with a high near 53. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Breezy.
Slight Chance
Snow then
Slight Chance
Rain/Snow
 Friday
Night
Friday Night: A 20 percent chance of rain. Snow level 9300 feet. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Slight Chance
Rain and
Breezy

 Saturday

Saturday: A chance of rain and snow, mainly after 10am. Snow level 8900 feet. Partly sunny, with a high near 50. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Chance
Rain/Snow

 Saturday
Night
Saturday Night: Rain likely, mainly after 10pm. Snow level 9300 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Rain Likely


 Sunday

Sunday: Rain likely. Snow level 9300 feet. Mostly cloudy, with a high near 47.
Rain Likely


 Sunday
Night
Sunday Night: Snow likely, possibly mixed with rain. Snow level 8500 feet. Mostly cloudy, with a low around 34. Breezy.
Rain/Snow
Likely and
Breezy
Lo 40 °F Hi 56 °F Lo 38 °F Hi 53 °F Lo 36 °F Hi 50 °F Lo 37 °F Hi 47 °F Lo 34 °F

 

Tonight
 
 Mostly clear, with a low around 40. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
 
 Mostly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
 
 Partly cloudy, with a low around 38. Southwest wind around 15 mph, with gusts as high as 40 mph.
Friday
 
 A slight chance of snow after 10am, mixing with rain after 1pm. Mostly sunny, with a high near 53. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Friday Night
 
 A 20 percent chance of rain. Snow level 9300 feet. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday
 
 A chance of rain and snow, mainly after 10am. Snow level 8900 feet. Partly sunny, with a high near 50. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
 
 Rain likely, mainly after 10pm. Snow level 9300 feet. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
 
 Rain likely. Snow level 9300 feet. Mostly cloudy, with a high near 47.
Sunday Night
 
 Snow likely, possibly mixed with rain. Snow level 8500 feet. Mostly cloudy, with a low around 34. Breezy.
Monday
 
 A chance of rain and snow before 1pm, then a chance of snow. Snow level 8100 feet. Mostly cloudy, with a high near 44.
Monday Night
 
 A chance of snow. Mostly cloudy, with a low around 31.
Tuesday
 
 A chance of snow. Partly sunny, with a high near 44.
Tuesday Night
 
 Snow. The snow could be heavy at times. Mostly cloudy, with a low around 30.
Wednesday
 
 Snow. The snow could be heavy at times. Mostly cloudy, with a high near 41.

 

Forecast from NOAA-NWS for Mammoth Lakes CA.