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Chestnut Mountain Snow Forecast - 20th May 2026

Chestnut Mountain Snow Report and Forecast

ECMWF IFS
GEM
GFS

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Updated 20 May 2026 06:42 CDT

Snow Forecast for Chestnut Mountain

Snow and Weather from 20 May.

For Forecast detail, see below.

Chestnut Mountain Snow Forecast Highlights

When will there be fresh snow in Chestnut Mountain?

Chestnut Mountain Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (245m)
Next Snow?
There is no snow currently in the forecast for Chestnut Mountain.

Forecast for today in Chestnut Mountain

Max 33℃
Min 19℃

Valley temperatures from an overnight low of 19℃ to daytime highs around 33℃

Temperature at BaseTemp at Base

Wed
20

Snow unlikely

ClearClearClearCloud

Clear sky early, then cloudy later.

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

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Chestnut Mountain 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Chestnut Mountain from OpenMeteo(GFS)
Wed
20
Thu
21
Fri
22
Sat
23
Sun
24
Mon
25
Tue
26
WindNE F2
320m
32℃
Clear
30℃
Cloud
20℃
Shwrs
22℃
Shwrs
24℃
Shwrs
27℃
Drizzle
28℃
Cloud
NE F2
245m
32℃
Clear
30℃
Cloud
20℃
Shwrs
22℃
Shwrs
25℃
Shwrs
27℃
Drizzle
29℃
Cloud
NE F2
170m
33℃
Clear
31℃
Cloud
21℃
Shwrs
23℃
Shwrs
25℃
Shwrs
28℃
Drizzle
29℃
Cloud
Snow Line
Max Town33℃31℃21℃23℃25℃28℃29℃
Min Town19℃21℃18℃18℃19℃20℃20℃

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 Reliability

Chestnut Mountain typically experiences reliable snowfall, with an average snow depth ranging from 30 to 60 inches. For the latest snow conditions and updates, check J2Ski for accurate information.

Understanding and predicting Snow Conditions in Chestnut Mountain

Here are our tips for making the most of a trip to Chestnut Mountain, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Chestnut Mountain, 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 Chestnut Mountain 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 Chestnut Mountain 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 Chestnut Mountain 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.