MOUNTAIN WEATHER

Weather data for hill walking and climbing

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Mountain Weather

Tahoe Donner Weather Forecast

Base: 2057m (6749ft); Upper: 2240m (7349ft)

United States Of America

DATE BASE LEVEL @ 2057m UPPER LEVEL @ 2240m 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 01
May
01:00

42°

328596

40°

3320.0168931021
 04:00

61°

426666

59°

4300.0149751022
 07:00

84°

436416

86°

5330.0222211019
 10:00

54°

449206

50°

4410.0274501015
 13:00

327°

555186

322°

7480.03099321012
 16:00

278°

953236

279°

12470.0312501012
 19:00

252°

437606

253°

5400.0302331016
 22:00

152°

133636

160°

1380.0251331018
Thu 02
May
22:00

209°

436926

212°

7370.02806261016
The 7 day weather forecast summary for Tahoe Donner, United States Of America:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 7°C, with a high of 14°C expected on Friday afternoon. The average minimum temperature for the week ahead will be around -4°C, dipping to its lowest on Monday morning at -8°C. Saturday is expected to see the most precipitation with around 27mm, or about 1.1inches anticipated. The strongest wind will be felt on Saturday morning, coming from the southwest, and reaching around 17mph, that's about 28km/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