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Keystone 7-Day Snow Forecast - 10th October 2026

Keystone Snow Forecast - 7 day

ECMWF IFS
GEM
GFS

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Updated 11 October 2026 04:48 AEDT

7-Day Snow Forecast for Keystone

1-week from 10 October.

For Forecast detail, see below.

Keystone 7-Day Snow Forecast Highlights

When will there be fresh snow in Keystone?

Keystone Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (3,280m)
Next Snow Expected14 October
Next Snow Amount3cm
Next 48 Hours-
Next 7 Days4cm

7-Day Snow Outlook for Keystone

 
Snowfall

 
Snow Line

Max 16℃
Min -7℃

7cm New Snow

Snow Line from 3,679m to resort level (2,840m).

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Keystone Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 15℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 15℃

Temperature at BaseTemp at Base

Sat
10

Snow unlikely

ClearClearClearFair

Clear sky early, then fair later.

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 16℃
Min 4℃

Valley temperatures from an overnight low of 4℃ to daytime highs around 16℃

Temperature at BaseTemp at Base

Sun
11

Snow unlikely

CloudCloudCloudFair

Cloudy early, then fair later.

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 14℃
Min 3℃

Valley temperatures from an overnight low of 3℃ to daytime highs around 14℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Mon
12

Snow unlikely

CloudCloudClearCloud

Cloudy, clear sky, cloudy later.

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 12℃
Min 2℃

Valley temperatures from an overnight low of 2℃ to daytime highs around 12℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
13

Snow unlikely

ClearClearClearLt Drizzle

Clear sky early, then light drizzle later.

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 9℃
Min 0℃

Valley temperatures from an overnight low of 0℃ to daytime highs around 9℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
14

1cm to 7cm New Snow

Lt DrizzleShwrsFogLt Drizzle

Light drizzle first, rain showers then fog, light drizzle later.

Snow Line from 3,679m to resort level (2,840m).

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 4℃
Min -6℃

Freeze-thaw conditions, with valley temperatures cooling to -6℃ and rising to 4℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Thu
15

1cm New Snow

Lt Snow ShwrsLight SnowCloudCloud

Light snow showers, light snow, cloudy later.

Snow falling to resort level (2,840m).

Forecast times for Keystone are in Denver (US/Mountain) time zone.

Max 4℃
Min -7℃

Freeze-thaw conditions, with valley temperatures cooling to -7℃ and rising to 4℃

Temperature at BaseTemp at Base

Fri
16

Snow unlikely

MixedFairCloudClear

Clear spells first, fair then cloudy, clear sky later.

Forecast times for Keystone are in Denver (US/Mountain) time zone.

This Snow Forecast for Keystone, United States gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Keystone, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Keystone Snow Forecast updated at 04:48 AEDT, next update expected 07:00 AEDT.

Snow Forecast near Keystone

Snow Forecasts for Ski Resorts near Keystone
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Vail-10cm
Copper Mountain-9cm
Loveland Ski Area-8cm
Winter Park-8cm
Arapahoe Basin-7cm
Breckenridge-7cm

How reliable is the snow in Keystone?

Keystone typically enjoys a robust snowpack, with average snow depths reaching up to 80 inches during peak season. Regular snowfall ensures good conditions, but always check J2Ski for the latest snow updates.