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Loon Mountain Snow Forecast - 48 hour - 21st September 2026

Loon Mountain 48-Hour Snow Forecast

ECMWF IFS
GEM
GFS

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Updated 20 September 2026 22:51 PDT

2-Day Forecast for Loon Mountain

48-hours from 21 September.

See below for forecast detail

Loon Mountain Snow Forecast updated at 22:51 PDT, next update expected 04:00 PDT.

Forecast for today in Loon Mountain

Max 61°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

CloudClearClearCloud

Cloudy, clear sky, cloudy later.

Forecast times for Loon Mountain are in New York (US/Eastern) time zone.

Forecast for tomorrow in Loon Mountain

Max 61°F
Min 43°F

Valley temperatures from an overnight low of 43°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

CloudCloudFairClear

Cloudy, fair, clear sky later.

Forecast times for Loon Mountain are in New York (US/Eastern) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Loon Mountain from OpenMeteo(GFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Mon00:00Cloud

Fog at altitude.
Cloud below.
51°FSW
Calm
0%
Mon01:00Cloud

Cloudy.51°FSW
Light
0%
Mon02:00Mixed

Fair at altitude.
Mixed below.
50°FSW
Light
0%
Mon03:00Clear

Clear sky.49°FSW
Light
0%
Mon04:00Clear

Clear sky.49°FSW
Light
0%
Mon05:00Clear

Clear sky.47°FSW
Light
0%
Mon06:00Clear

Clear sky.47°FSW
Light
0%
Mon07:00Clear

Clear sky.47°FSW
Light
0%
Mon08:00Clear

Clear sky.50°FSW
Light
0%
Mon09:00Clear

Clear sky.54°FSW
Light
0%
Mon10:00Clear

Clear sky.56°FSW
Light
0%
Mon11:00Clear

Clear sky.57°FSW
Breeze
0%
Mon12:00Cloud

Cloudy.58°FSW
Breeze
0%
Mon13:00Cloud

Cloudy.60°FSW
Breeze
0%
Mon14:00Cloud

Cloudy.61°FSW
Breeze
0%
Mon15:00Cloud

Cloudy.61°FSW
Light
0%
Mon16:00Cloud

Cloudy.60°FSW
Light
0%
Mon17:00Cloud

Cloudy.59°FSW
Light
0%
Mon18:00Cloud

Cloudy.56°FSW
Light
0%
Mon19:00Cloud

Cloudy.53°FSW
Light
0%
Mon20:00Cloud

Cloudy.51°FSW
Light
0%
Mon21:00Cloud

Cloudy.50°FSW
Light
0%
Mon22:00Cloud

Cloudy.49°FSW
Light
0%
Mon23:00Cloud

Cloudy.49°FSW
Light
0%
Tue00:00Cloud

Cloudy.48°FSE
Light
0%
Tue01:00Cloud

Cloudy.48°FSE
Light
0%
Tue02:00Cloud

Cloudy.47°FSE
Light
0%
Tue03:00Cloud

Cloudy.46°FSE
Light
0%
Tue04:00Cloud

Cloudy.45°FSE
Light
0%
Tue05:00Cloud

Cloudy.45°FSE
Light
0%
Tue06:00Cloud

Cloudy.44°FSE
Light
0%
Tue07:00Cloud

Cloudy.43°FSE
Light
0%
Tue08:00Cloud

Cloudy.46°FSE
Light
0%
Tue09:00Mixed

Clear sky at altitude.
Mixed below.
49°FSE
Light
0%
Tue10:00Cloud

Cloudy.53°FSE
Light
0%
Tue11:00Fair

Cloudy at altitude.
Fair below.
55°FSE
Light
0%
Tue12:00Fair

Clear spells at altitude.
Fair below.
58°FSE
Calm
0%
Tue13:00Clear

Clear spells.59°FSE
Light
0%
Tue14:00Clear

Clear sky.60°FSE
Light
0%
Tue15:00Clear

Clear sky.60°FSE
Light
0%
Tue16:00Mixed

Clear sky at altitude.
Mixed below.
61°FSE
Light
0%
Tue17:00Cloud

Cloudy.60°FSE
Light
0%
Tue18:00Clear

Clear sky.58°FSE
Light
0%
Tue19:00Clear

Clear sky.53°FSE
Light
0%
Tue20:00Clear

Clear sky.50°FSE
Light
0%
Tue21:00Cloud

Cloudy.47°FSE
Light
0%
Tue22:00Cloud

Cloudy.46°FSE
Light
0%
Tue23:00Cloud

Cloudy.46°FSE
Light
0%

Snow Forecast near Loon Mountain

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Loon Mountain are not available.

Loon Mountain Snow

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

No significant snowfall is forecast for this period.

This Snow Forecast for Loon 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 Loon 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.

Snow Reliability

Loon Mountain typically enjoys a reliable snow season with an average snow depth of 60 to 100 inches. For the latest snow conditions, check J2Ski for up-to-date information on snowfall and conditions.