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Keystone Snow Forecast - 48 hour - 19th May 2026

Keystone 48-Hour Snow Forecast

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GFS

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Updated 19 May 2026 04:44 PDT

2-Day Forecast for Keystone

48-hours from 19 May.

See below for forecast detail

Keystone Snow Forecast updated at 04:44 PDT, next update expected 07:00 PDT.

Forecast for today in Keystone

Max 47°F
Min 25°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 25°F and rising to 47°F

Temperature at BaseTemp at Base

Tue
19

Snow unlikely

CloudClearCloudCloud

Cloudy, clear sky, cloudy later.

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

Forecast for tomorrow in Keystone

Max 54°F
Min 33°F

Valley temperatures from an overnight low of 33°F to daytime highs around 54°F
Freeze-thaw (spring snow) from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
20

Snow unlikely

CloudCloudCloudCloud

Cloudy.

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

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Keystone from OpenMeteo(GFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Tue00:00Clear

Clear spells.31°FSW
Light
0%
Tue01:00Clear

Clear spells.28°FSW
Light
0%
Tue02:00Clear

Clear spells.28°FSW
Calm
0%
Tue03:00Clear

Clear sky.27°FSW
Light
0%
Tue04:00Clear

Clear sky.26°FSW
Light
0%
Tue05:00Clear

Clear sky.26°FSW
Light
0%
Tue06:00Clear

Clear sky.25°FSW
Light
0%
Tue07:00Clear

Clear sky.29°FSW
Light
0%
Tue08:00Fair

Clear sky at altitude.
Fair below.
36°FSW
Light
0%
Tue09:00Cloud

Fair at altitude.
Cloud below.
39°FSW
Breeze
0%
Tue10:00Cloud

Cloudy.39°FSW
Breeze
0%
Tue11:00Cloud

Cloudy.42°FSW
Breeze
5%
Tue12:00Cloud

Cloudy.41°FSW
Breeze
10%
Tue13:00Cloud

Cloudy.42°FSW
Light
15%
Tue14:00Cloud

Cloudy.47°FSW
Breeze
20%
Tue15:00Cloud

Cloudy.47°FSW
Breeze
30%
Tue16:00Cloud

Cloudy.47°FSW
Light
30%
Tue17:00Cloud

Cloudy.40°FSW
Light
35%
Tue18:00Cloud

Cloudy.41°FSW
Light
35%
Tue19:00Cloud

Cloudy.43°FSW
Light
45%
Tue20:00Cloud

Cloudy.40°FSW
Light
35%
Tue21:00Cloud

Cloudy.38°FSW
Light
35%
Tue22:00Cloud

Cloudy.36°FSW
Light
30%
Tue23:00Cloud

Clear spells at altitude.
Cloud below.
38°FSW
Light
25%
Wed00:00Cloud

Cloudy.37°FSW
Light
20%
Wed01:00Cloud

Heavy snow showers at altitude.
Hvy shwrs below.
35°FSW
Light
20%
Wed02:00Cloud

Cloudy.34°FSW
Light
25%
Wed03:00Cloud

Cloudy.34°FSW
Light
20%
Wed04:00Cloud

Cloudy.33°FSW
Light
20%
Wed05:00Cloud

Cloudy.33°FSW
Light
15%
Wed06:00Cloud

Cloudy.34°FSW
Light
10%
Wed07:00Mixed

Cloudy at altitude.
Mixed below.
36°FSW
Light
5%
Wed08:00Fair

Cloudy at altitude.
Fair below.
42°FSW
Breeze
5%
Wed09:00Cloud

Cloudy.45°FSW
Breeze
5%
Wed10:00Cloud

Cloudy.47°FSW
Breeze
5%
Wed11:00Cloud

Cloudy.48°FSW
Breeze
10%
Wed12:00Fair

Clear spells at altitude.
Fair below.
51°FSW
Breeze
15%
Wed13:00Cloud

Cloudy.53°FSW
Breeze
15%
Wed14:00Cloud

Cloudy.54°FSW
Breeze
10%
Wed15:00Cloud

Cloudy.54°FSW
Breeze
10%
Wed16:00Cloud

Cloudy.54°FSW
Breeze
10%
Wed17:00Cloud

Cloudy.53°FSW
Breeze
45%
Wed18:00Cloud

Cloudy.51°FSW
Breeze
45%
Wed19:00Fair

Clear sky at altitude.
Fair below.
50°FSW
Breeze
20%
Wed20:00Clear

Clear sky.46°FSW
Breeze
20%
Wed21:00Clear

Clear sky.42°FSW
Light
20%
Wed22:00Fair

Fair.37°FSW
Light
20%
Wed23:00Clear

Clear sky.33°FSW
Light
20%

Snow Forecast near Keystone

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Keystone
Ski Area 48 Hr 7 DayTuWeThFrSaSuMo
Loveland Ski Area2in 2in
Copper Mountain1in 1in
Arapahoe Basin1in 1in
Vail- 1in
Winter Park- 1in
Breckenridge1in 1in

Keystone Snow

For current snow depths and skiing conditions, see our Current Snow Report for Keystone.

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.

Snow Reliability

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.