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Ski Resort Weather

Mammoth Weather Forecast

Base: 2424m (7953ft); Upper: 3369m (11053ft)

California, United States Of America

DATE BASE LEVEL @ 2424m UPPER LEVEL @ 3369m MORE ELEMENTS
Day Local Time Wind Dir Wind Speed Icon Temp RH Vis Wind Dir Wind Speed Icon Temp Precip Freeze Level Cloud Amount Pressure
Units =>degmph °F%milesdegmph °FInm%mb
Thu 29
Sep
02:00

226°

438736

251°

4420.0412821017
 05:00

226°

436766

255°

6410.0408721018
 08:00

217°

444616

242°

6410.0408031019
 11:00

230°

663346

238°

7430.0403321018
 14:00

240°

865346

244°

9440.0409421017
 17:00

241°

862416

241°

9430.0408141016
 20:00

226°

640746

221°

8410.0412561018
 23:00

222°

538766

223°

11410.0412721019
Fri 30
Sep
20:00

221°

837656

208°

22380.0384511015
 23:00

215°

836556

207°

25370.0367501017
The 7 day weather forecast summary for Mammoth, California, United States Of America:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 15°C, with a high of 19°C expected on Wednesday afternoon. The average minimum temperature for the week ahead will be around -3°C, dipping to its lowest on Monday morning at -10°C. There is no significant precipitation forecast for the period. The strongest wind will be felt on Sunday afternoon, coming from the southwest, and reaching around 20mph, that's about 32km/h.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure