Mammoth Mountain snow
Ski USA - California

Mammoth Mountain Snow Forecast

Weather Forecast for Mammoth Mountain at 3369 m
Issued: 3 am  20 Dec 2025 (local time)

New snow in Mammoth Mountain

18.9cm7in
Sun 21st (PM)
The snow forecast for Mammoth Mountain is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Sun afternoon). Winds increasing (light winds from the SW on Sat morning, gales from the SW by Sun morning).

Mammoth Mountain Weather (Next 3 days): The snow forecast for Mammoth Mountain is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Sun afternoon). Winds increasing (light winds from the SW on Sat morning, gales from the SW by Sun morning).

Mammoth Mountain Weather (Days 4-6): A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -3°C on Tue morning, min -9°C on Wed night). Mainly gales.


Mammoth Mountain Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 1.0m
-2
20
part cloud
Middle Lift: 
1
15
part cloud
Bottom Lift: 0.3m
5
15
part cloud
6 Day Forecast
Issued: 3 am 20 Dec 2025 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
light snow
snow showers
clear
mod snow
heavy snow
light snow
light snow
snow showers
part cloud
snow showers
snow showers
heavy snow
heavy snow
heavy snow
mod snow
heavy snow
heavy snow
light snow
light snow
snow shwrs
clear
mod. snow
heavy snow
light snow
light snow
snow shwrs
some clouds
snow shwrs
snow shwrs
heavy snow
heavy snow
heavy snow
mod. snow
heavy snow
heavy snow
 km/h
20
WSW
20
SW
45
SW
65
SW
45
SW
35
SW
30
SW
35
SSW
35
SSW
40
SSW
35
SSW
45
SSW
40
SSW
45
SW
40
SSW
30
SSW
65
SSW
60
SW
Snow map
9
22
4
4
9
27
22
16
10
17
23
max °C
-1
-1
-1
-1
-4
-3
-3
-3
-3
-3
-5
-5
-5
-7
-7
-7
-7
-7
min °C
-2
-2
-2
-1
-5
-5
-3
-3
-3
-4
-5
-5
-6
-7
-9
-8
-7
-8
-8
-8
-11
-10
-13
-14
-10
-11
-11
-13
-14
-14
-17
-17
-19
-17
-19
-20
92
95
94
79
89
96
94
97
55
55
67
71
97
95
88
96
95
87
3100
3100
3200
3150
2650
2650
2850
2800
2850
2850
2650
2250
2550
2300
2100
2200
2350
2200
Sea lvl1000m2000m3000m4000m5000m
-2-2-2-1-5-4-3-3-3-4-5-5-6-7-8-8-7-854361121-22-2-20-2-3-2-1-2
Sunrise
7:05
7:07
7:07
7:07
7:07
7:09
Sunset
4:39
4:40
4:40
4:42
4:42
4:43

Snow Radar

Latest snow reports near Mammoth Mountain:

No recent snow reports

No recent snow reports

Mammoth Mountain Snow Conditions

Top snow depth:102cm
Bottom snow depth:30cm
Fresh snowfall depth:
Last snowfall:21 Nov 2025
Snow AlertsCreate Alert
Other resorts in USA - California are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of December has on average:
0.4
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.1
Powder days
Fresh snow, limited sun, any wind.
2.7
Bluebird days
Average snow, mostly sunny, light wind.



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