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Mammoth Mountain Snow Forecast
| • Top Lift: | 9cm |
| • Middle: | 9cm |
| • Bottom: | 9cm |
Today's Weather
BaseWeather
TopWeather
Forecast
Mammoth Mountain Snow Forecast - 18 Dec 2025
| Day / Night | Mammoth Mountain Snow-Forecast Snow |
Base Weather
Base Wthr 2431m |
Base Temp.
Base Temp 2431m |
Base Wind 2431m | Freezing Level Freeze Alt. |
Top Weather
Top Wthr 3329m |
Top Temp.
Top Temp 3329m |
Top Wind 3329m |
|---|---|---|---|---|---|---|---|---|
|
Today 18/12/25 |
0.0 cm |
|
12 °c |
 WSW14kph |
4032m |
|
3 °c |
WSW 22kph |
| night Tonight | 0.0 cm |
|
-1 °c |
 W17kph |
3870m |
|
3 °c |
W 26kph |
|
Friday 19/12/25 |
0.0 cm |
|
9 °c |
 SW36kph |
3235m |
|
1 °c |
SW 58kph |
|
night
Friday night |
0.0 cm |
|
-4 °c |
SW 30kph |
3185m |
|
2 °c |
SW 42kph |
|
Saturday 20/12/25 |
0.0 cm |
|
8 °c |
SW 23kph |
3019m |
|
-2 °c |
SW 30kph |
|
night
Saturday night |
0.0 cm |
|
-4 °c |
SW 27kph |
2884m |
|
-1 °c |
SW 42kph |
|
Sunday 21/12/25 |
2.7 cm |
|
5 °c |
SW 21kph |
2867m |
|
-4 °c |
SW 34kph |
|
night
Sunday night |
2.6 cm |
|
-1 °c |
SW 25kph |
2742m |
|
-4 °c |
SW 41kph |
|
Monday 22/12/25 |
1.0 cm |
|
3 °c |
SW 40kph |
2956m |
|
-1 °c |
SW 59kph |
|
night
Monday night |
1.9 cm |
|
-7 °c |
SW 29kph |
2510m |
|
-5 °c |
SW 53kph |
|
Tuesday 23/12/25 |
0.0 cm |
|
3 °c |
 SSW42kph |
2543m |
|
-4 °c |
SSW 59kph |
|
night
Tuesday night |
0.0 cm |
|
-5 °c |
SSW 34kph |
1928m |
|
-5 °c |
SSW 59kph |
Weather forecast & 6 day predicted precipitation.
Weather data is from 18/12/2025 forecast for USA
Weather forecast for Mammoth Mountain in USA
Predicted 6 day weather forecast is for 9 cm new snow fall expected by 24 Dec 2025.
Weather predictions last updated 17 Dec 2025 at 10:02
Predicted Mountain Conditions in Resorts Nearby
Find great skiing close to Mammoth Mountain with these nearby resort weather forecasts.
| Ski Resort |
Top Depth Base Depth |
Next New Snow Forecast |
Current Conditions | Weather Today |
|---|
More Resources for Mammoth Mountain USA
Weather and Man Made Snow in Mammoth Mountain
On an annual basis, Mammoth Mountain's average frozen precipitation is 897cm.
This natural weather-created snowfall is helped along with ? snow guns or "cannons" on 28.8km of piste - that's over 33% of the total length of Mammoth Mountain trails.
Off-piste snowboarding and sking is not allowed, which has the secondary effect of increasing the wear and tear on the pisted runs.
Mammoth Mountain Official & Local Weather Info Source
You can call the Mammoth Mountain Weather Information phone number 7669778 to hear their forecast in these languages: English.
Ski area & ski slope orientation - N
The ski slopes in the Mammoth Mountain ski area face in these directions: N
Top Tips:
In the coldest winter months of January and February choose a resort with south facing areas, more light and warmth in the depths of alpine winter.
In warmer spring months the best riding is on cooler and shady North facing slopes.
© 2025 SNO Group Ltd • company no. 5995288 • VAT no. 946 9394 63 SNO, Apsley House, 176 Upper Richmond Road, London, SW15 2SH.
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