MOUNTAIN WEATHER

Weather data for hill walking and climbing

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Mountain Weather

The Summit - at - Snoqualmie Weather Forecast

Base: 796m (2612ft); Upper: 1646m (5400ft)

United States Of America

DATE BASE LEVEL @ 796m UPPER LEVEL @ 1646m 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

281°

332936

288°

8240.0941471024
 04:00

286°

231926

291°

8230.0897531025
 07:00

292°

439816

299°

7240.01137581024
 10:00

286°

545636

293°

7270.01361431021
 13:00

295°

750496

298°

9310.01599131019
 16:00

296°

648546

300°

9310.01583191018
 19:00

305°

333696

309°

6300.01461151019
 22:00

61°

229746

349°

2300.01273451019
The 7 day weather forecast summary for The Summit - at - Snoqualmie, 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 15°C expected on Friday afternoon. The average minimum temperature for the week ahead will be around -1°C, dipping to its lowest on Wednesday morning at -5°C. Monday is expected to see the most precipitation with around 18mm, or about 0.7inches anticipated. The strongest wind will be felt on Friday afternoon, coming from the southeast, and reaching around 11mph, that's about 18km/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