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Ski Resort Weather

Keystone Weather Forecast

Base: 2829m (9281ft); Upper: 3782m (12408ft)

Colorado, United States Of America

DATE BASE LEVEL @ 2829m UPPER LEVEL @ 3782m 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 19
Sep
14:00

257°

461376

249°

7470.02467301009
 17:00

122°

456606

138°

9440.02459041009
 20:00

174°

445746

180°

11430.00463281012
 23:00

291°

246885

272°

7390.064363501012
Thu 20
Sep
02:00

224°

342855

243°

9410.034445151011
 05:00

229°

441896

249°

11390.004268281011
 08:00

285°

550726

280°

14370.00413481011
 11:00

286°

1257356

282°

20400.00421901010
 14:00

299°

1559296

297°

24420.00436801009
 17:00

318°

1254326

314°

21410.00428501010
 20:00

310°

435496

310°

15370.00412201017
 23:00

271°

233466

270°

6370.00410701021
The 7 day weather forecast summary for Keystone, Colorado, United States Of America:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 16°C, with a high of 20°C expected on Wednesday morning. The average minimum temperature for the week ahead will be around 1°C, dipping to its lowest on Wednesday morning at -2°C. Wednesday is expected to see the most precipitation with around 2mm, or about 0.1inches anticipated. The strongest wind will be felt on Tuesday afternoon, coming from the west, and reaching around 15mph, that's about 25km/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