J2Ski USA J2Ski logo
Facebook

Keystone Snow Forecast - 19th May 2026

Keystone Snow Report and Forecast

ECMWF IFS
GEM
GFS

PROSubscribe to Switch Weather Model

Updated 19 May 2026 04:44 PDT

Snow Forecast for Keystone

Snow and Weather from 19 May.

For Forecast detail, see below.

Keystone Snow Forecast Highlights

When will there be fresh snow in Keystone?

Keystone Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (10,761ft)
Next Snow Expected21 May
Next Snow Amount1in
Next 48 Hours1in
Next 7 Days1in

Forecast for today in Keystone

Max 48°F
Min 26°F

Freeze-thaw conditions, with valley temperatures cooling to 26°F and rising to 48°F

Temperature at BaseTemp at Base

Tue
19

Snow unlikely

CloudClearClearCloud

Cloudy, clear sky, cloudy later.

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

Partner Offers

Keystone 7-Day Snow Forecast Overview

Get this snow forecast by e-mail

Summary Weather and Snow Forecast for Keystone from OpenMeteo(GFS)
Tue
19
Wed
20
Thu
21
Fri
22
Sat
23
Sun
24
Mon
25
WindSW F3SW F3SW F2
12,205ft
34°F
Cloud
42°F
Cloud
39°F
Lt Snow Shwrs
40°F
Cloud
47°F
Clear
51°F
Shwrs
55°F
Cloud
S F2SW F3SW F2
10,761ft
41°F
Cloud
46°F
Cloud
44°F
Lt Snow Shwrs
45°F
Cloud
52°F
Clear
56°F
Shwrs
60°F
Cloud
SW F2SW F3SW F2
9,318ft
48°F
Cloud
54°F
Cloud
49°F
Mixed
51°F
Cloud
58°F
Clear
61°F
Shwrs
65°F
Cloud
Snow Line

varying 11,677ft
to 9,318ft

varying 11,611ft
to 9,318ft

Max Town48°F54°F49°F51°F58°F61°F65°F
Min Town26°F28°F27°F27°F30°F36°F40°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Snow Forecast near Keystone

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

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.

Understanding and predicting Snow Conditions in Keystone

Here are our tips for making the most of a trip to Keystone, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Keystone, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Keystone is not always controlled (slopes made safe from avalanche risk) or patrolled. Always check local advice, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Keystone will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Keystone for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.