Bristol Mountain 7-Day Snow Forecast

Bristol Mountain Long-Range Snow Forecast Updated today

ECMWF IFS

GEM

GFS

PROSubscribe to Switch Weather Model

Updated 11 June 2026 02:45 PDT

Long-Range Snow Forecast for Bristol Mountain

Long-range (14 to 45 days) from 11 June.

For Forecast detail, see below.

Bristol Mountain Snow Forecast Highlights

When will there be fresh snow in Bristol Mountain?

Bristol Mountain Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (1,608ft)
Next Snow?
There is no snow currently in the forecast for Bristol Mountain.

Long-range Snow Outlook for Bristol Mountain

Snowfall

Snow Line

Max 81°F
Min 44°F

Snow unlikely

Bristol Mountain Long-Range (2 weeks+) Snow Forecast Outlook

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.

16 Day Weather and Snow Forecast for Bristol Mountain from OpenMeteo(GFS)
	Snow and Weather	Temp Town
Thu 11	Cloudy.	Max 81°F Min 57°F
Fri 12	Clear sky.	Max 71°F Min 56°F
Sat 13	Light drizzle.	Max 72°F Min 57°F
Sun 14	Clear sky.	Max 71°F Min 51°F
Mon 15	Cloudy.	Max 68°F Min 48°F
Tue 16	Cloudy.	Max 62°F Min 46°F
Wed 17	Cloudy.	Max 62°F Min 44°F

No significant snowfall is forecast for this period.

This Snow Forecast for Bristol Mountain, 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 Bristol Mountain, 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.

Bristol Mountain Snow Forecast updated at 02:45 PDT, next update expected imminently.

Ensemble forecast for Bristol Mountain, USA at 1,017ft

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

Snow Reliability

Bristol Mountain typically enjoys reliable snow conditions, with an average snowfall of 100 inches and snow depths reaching up to 60 inches. For the latest snow information, check J2Ski for updates on current conditions.

Off-Piste Safety in Bristol Mountain

Before skiing or snowboarding off-piste in Bristol Mountain, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.