National Weather Service Forecast for: 21 Miles S Mammoth Lakes CA
Issued by: National Weather Service San Joaquin Valley/Hanford, CA
Updated: 6:57 am PDT Apr 27, 2025
 
Today

Today: A 40 percent chance of snow. Mostly cloudy, with a high near 42. Wind chill values as low as 20. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. Total daytime snow accumulation of less than a half inch possible.
Chance Snow

 Tonight

Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind around 5 mph becoming east after midnight.
Decreasing
Clouds
 Monday

Monday: Sunny, with a high near 55. Wind chill values as low as 26 early. East wind around 5 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Sunny

 Monday
Night
Monday Night: Mostly clear, with a low around 33. North northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Mostly Clear

 Tuesday

Tuesday: Sunny, with a high near 60. East wind around 5 mph becoming west in the morning. Winds could gust as high as 15 mph.
Sunny

 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 40. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Mostly Cloudy

 Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 59. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Chance
Showers
 Wednesday
Night
Wednesday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 40. West southwest wind around 5 mph becoming east northeast in the evening. Winds could gust as high as 15 mph.
Slight Chance
T-storms then
Partly Cloudy
 Thursday

Thursday: A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 60. East northeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Chance
Showers
Hi 42 °F Lo 29 °F Hi 55 °F Lo 33 °F Hi 60 °F Lo 40 °F Hi 59 °F Lo 40 °F Hi 60 °F

Winter Weather Advisory
 

Today
 
 A 40 percent chance of snow. Mostly cloudy, with a high near 42. Wind chill values as low as 20. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
 
 Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind around 5 mph becoming east after midnight.
Monday
 
 Sunny, with a high near 55. Wind chill values as low as 26 early. East wind around 5 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
 
 Mostly clear, with a low around 33. North northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
 
 Sunny, with a high near 60. East wind around 5 mph becoming west in the morning. Winds could gust as high as 15 mph.
Tuesday Night
 
 Mostly cloudy, with a low around 40. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
 
 A 30 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 59. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 40. West southwest wind around 5 mph becoming east northeast in the evening. Winds could gust as high as 15 mph.
Thursday
 
 A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 60. East northeast wind around 5 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
 
 A 10 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 40. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Friday
 
 A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 58. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
 
 A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 37. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday
 
 A chance of rain and snow showers. Some thunder is also possible. Snow level 8200 feet lowering to 6900 feet in the afternoon . Partly sunny, with a high near 47. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

 

Forecast from NOAA-NWS for 21 Miles S Mammoth Lakes CA.