Mammoth Mountain Snow Forecast - 7 day
Updated 12 April 2026 10:44 PDT
7-Day Snow Forecast for Mammoth Mountain
1-week from 12 April.
For Forecast detail, see below.
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Mammoth Mountain 7-Day Snow Forecast Highlights
When will there be fresh snow in Mammoth Mountain?
| Next Snow Expected | 12 April |
|---|---|
| Next Snow Amount | 9in |
| Next 48 Hours | 9in |
| Next 7 Days | 11in |
7-Day Snow Outlook for Mammoth Mountain
Snowfall
Snow Line
Max 46°F
Min 6°F
11in New Snow
Snow Line from 8,002ft to resort level (7,874ft).
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Powder Alert!
Powder Alarm issued 12 April 2026 13:43 PDT
Powder Possible :- 9in of Fresh Snow is forecast for Mammoth Mountain over the next 2 days.
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Mammoth Mountain Medium-Range (7-Day) Snow Forecast Detail
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.
Max 29°F
Min 19°F
Below freezing at all levels, with valley temperatures as low as 19°F and not getting above 29°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
12
8in to 9in New Snow
Light snow, heavy snow, heavy snow showers later.
Snow falling to resort level (7,874ft).
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 32°F
Min 16°F
Valley temperatures from an overnight low of 16°F to daytime highs around 32°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
13
up to 1in New Snow
Heavy snow showers, snow showers, cloudy later.
Snow falling to resort level (7,874ft).
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 36°F
Min 6°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 6°F and rising to 36°F
Temperature at BaseTemp at Base
Tue
14
Snow unlikely
Clear spells, clear sky, cloudy later.
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 39°F
Min 16°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 16°F and rising to 39°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
15
Snow unlikely
Fair, clear sky, cloudy later.
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 36°F
Min 19°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 19°F and rising to 36°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
16
1in to 2in New Snow
Cloudy, heavy snow showers, light snow showers later.
Snow Line from 8,002ft to resort level (7,874ft).
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 44°F
Min 17°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 17°F and rising to 44°F
Temperature at BaseTemp at Base
Fri
17
Snow unlikely
Light snow showers early, then clear sky later.
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
Max 46°F
Min 24°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 24°F and rising to 46°F
Temperature at BaseTemp at Base
Sat
18
Snow unlikely
Clear sky, clear spells, fair later.
Forecast times for Mammoth Mountain are in Los Angeles (US/Pacific) time zone.
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 trail 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 10:44 PDT, next update expected imminently.
Snow Forecast near Mammoth Mountain
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| June Mountain | 11in | 11in |
Snow Reliability
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.