Keystone Snow Report and Forecast
Snow Forecast for Keystone
When will there be fresh snow?
This is the Snow Forecast for Keystone, United States for 16 days from 25 May.
Updated 25 May 2025 05:38 PDT.
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Keystone. | |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Keystone.
Forecast for today in Keystone
Max 66°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 66°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sun
25
Snow unlikely
Cloudy, clear sky, cloudy later.
Keystone has no new snow forecast in the next 48 hours.
Keystone Snow Report
Snow report from Arapahoe Basin (4 miles from Keystone)
| Snow Conditions | - |
|---|
Keystone 7-Day Snow Forecast Overview
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| Sun 25 | Mon 26 | Tue 27 | Wed 28 | Thu 29 | Fri 30 | Sat 31 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F3 | SW F3 | W F3 | W F2 | SW F2 | NW F3 | |
| 12,205ft | 51°F
| 47°F
| 51°F
| 49°F
 | 45°F
| 53°F
| 50°F
|
| SW F3 | SW F3 | SW F2 | SW F2 | SW F2 | NW F3 | ||
| 10,761ft | 57°F
| 53°F
| 56°F
| 55°F
| 52°F
 | 59°F
| 57°F
|
| S F3 | SE F3 | SW F3 | SW F2 | NW F2 | W F3 | ||
| 9,318ft | 66°F
| 60°F
| 62°F
| 60°F
| 58°F
 | 65°F
| 66°F
|
| Snow Line | |||||||
| Max Town | 66°F | 60°F | 62°F | 60°F | 58°F | 65°F | 66°F |
| Min Town | 38°F | 38°F | 35°F | 38°F | 37°F | 36°F | 39°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.
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 66°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 66°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sun
25
Snow unlikely
Cloudy, clear sky, cloudy later.
Max 60°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 60°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Mon
26
Snow unlikely
Cloudy, clear sky, cloudy later.
Max 62°F
Min 35°F
Valley temperatures from an overnight low of 35°F to daytime highs around 62°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Tue
27
Snow unlikely
Clear sky early, then cloudy later.
Max 60°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 60°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Wed
28
Snow unlikely
Cloudy, rain showers, drizzle later.
Max 58°F
Min 37°F
Valley temperatures from an overnight low of 37°F to daytime highs around 58°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Thu
29
Snow unlikely
Drizzle first, light drizzle then cloudy, clear sky later.
Max 65°F
Min 36°F
Valley temperatures from an overnight low of 36°F to daytime highs around 65°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Fri
30
Snow unlikely
Clear sky, fair, clear spells later.
Max 66°F
Min 39°F
Valley temperatures from an overnight low of 39°F to daytime highs around 66°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Sat
31
Snow unlikely
Light drizzle first, cloudy then fair, rain showers later.
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 05:38 PDT, next update expected imminently.
Snow Forecast near Keystone
| Snow Report and Forecast | 48 Hr | Sun | Mon | Tue | Wed | Thu | Fri | Sat | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Arapahoe Basin | 1in | 3in | |||||||
| Breckenridge | - | 1in | |||||||
| Copper Mountain | - | 1in | |||||||
| Winter Park | - | 1in |
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.