Mammoth Mountain Long-Range Snow Forecast Updated today
Updated 23 October 2026 06:46 BST
Long-Range Snow Forecast for Mammoth Mountain
Long-range (14 to 45 days) from 23 October.
For Forecast detail, see below.
Mammoth Mountain Snow Forecast Highlights
When will there be fresh snow in Mammoth Mountain?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Mammoth Mountain. |
Long-range Snow Outlook for Mammoth Mountain
Snowfall
Snow Line
Max 14℃ 57°F
Min -6℃ 22°F
Snow unlikely
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Partner Offers
Mammoth Mountain Long-Range (2 weeks+) Snow Forecast Outlook
Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Fri 23 |  | Cloudy. | Max 5℃ 40°F Min 0℃ 31°F |
| Sat 24 |  | Clear sky. | Max 12℃ 54°F Min -3℃ 27°F |
| Sun 25 | | Clear sky. | Max 14℃ 57°F Min -1℃ 31°F |
| Mon 26 | | Cloudy. | Max 13℃ 55°F Min 0℃ 33°F |
| Tue 27 | | Clear sky. | Max 8℃ 46°F Min -3℃ 27°F |
| Wed 28 | | Clear sky. | Max 8℃ 47°F Min -3℃ 26°F |
| Thu 29 | | Clear sky. | Max 7℃ 45°F Min -6℃ 22°F |
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
No significant snowfall is forecast for this period.
This Snow Forecast for Mammoth Mountain, United States gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Mammoth Mountain, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Mammoth Mountain Snow Forecast updated at 06:46 BST, next update expected 09:00 BST.
Ensemble forecast for Mammoth Mountain, USA at 2,400m
Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)
United States Accommodation (Apartments, Chalets, Hotels) Map
Snow Forecast near Mammoth Mountain
| Ski Area | 48 Hr | 7 Day | Fr | Sa | Su | Mo | Tu | We | Th |
|---|---|---|---|---|---|---|---|---|---|
| June Mountain | - | 1cm - |
How reliable is the snow in Mammoth Mountain?
Mammoth Mountain is known for its excellent snow reliability, with an average snowfall of over 400 inches annually. For the latest snow conditions and depth information, be sure to check J2Ski.
Off-Piste Safety in Mammoth Mountain
Before skiing or snowboarding off-piste in Mammoth Mountain, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.