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Mountain Weather

Sierra Summit Weather Forecast

Base: 2143m (7031ft); Upper: 2655m (8711ft)

United States Of America

DATE BASE LEVEL @ 2143m UPPER LEVEL @ 2655m 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
Wed 16
Jun
16:00

249°

983126

251°

10710.00504601015
 19:00

70°

470236

343°

2700.00506401017
 22:00

81°

767216

99°

2680.00505001018
Thu 17
Jun
01:00

79°

867226

44°

2680.00506101017
 04:00

78°

866236

56°

2670.00503801016
 07:00

35°

279166

32°

3700.00502101014
 10:00

248°

985136

241°

7730.00503101013
 13:00

231°

1387126

220°

14730.00501101012
 16:00

229°

1084146

218°

12720.00494301012
 19:00

165°

371246

203°

5680.00492201014
 22:00

85°

768256

137°

5670.00492101016
The 7 day weather forecast summary for Sierra Summit, United States Of America:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 27°C, with a high of 31°C expected on Thursday afternoon. The average minimum temperature for the week ahead will be around 15°C, dipping to its lowest on Wednesday morning at 11°C. There is no significant precipitation forecast for the period. The strongest wind will be felt on Friday afternoon, coming from the southwest, and reaching around 13mph, that's about 21km/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