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Arc 1800 Snow Forecast - 48 hour - 2nd July 2026

Arc 1800 48-Hour Snow Forecast

ECMWF IFS
GFS

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Updated 01 July 2026 18:44 PDT

Avalanche Risk

2Avalanche Risk Level 2

Moderate

The overall Avalanche Risk Level in La Plagne was reported as Moderate (Level 2): ALWAYS check local advice before leaving marked runs.

2-Day Forecast for Arc 1800

48-hours from 2 July.

See below for forecast detail

Arc 1800 Snow Forecast updated at 18:44 PDT, next update expected imminently.

Forecast for today in Arc 1800

Max 66°F
Min 46°F

Valley temperatures from an overnight low of 46°F to daytime highs around 66°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Thu
02

Snow unlikely

CloudCloudClearClear

Cloudy early, then clear sky later.

Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.

Forecast for tomorrow in Arc 1800

Max 67°F
Min 44°F

Valley temperatures from an overnight low of 44°F to daytime highs around 67°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Fri
03

Snow unlikely

FairClearClearClear

Fair early, then clear sky later.

Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Arc 1800 from OpenMeteo(ECMWF IFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Thu02:00Cloud

Cloudy.48°FSW
Calm
0%
Thu03:00Clear

Clear sky.48°FSW
Calm
15%
Thu04:00Fair

Fair.46°FSW
Calm
30%
Thu05:00Fair

Fair.46°FSW
Calm
40%
Thu06:00Cloud

Cloudy.47°FSW
Calm
35%
Thu07:00Cloud

Cloudy.48°FSW
Calm
25%
Thu08:00Cloud

Cloudy.49°FSW
Light
10%
Thu09:00Cloud

Cloudy.51°FSW
Light
5%
Thu10:00Mixed

Clear spells.54°FSW
Light
0%
Thu11:00Fair

Fair.57°FSW
Light
0%
Thu12:00Clear

Clear sky.60°FSW
Light
0%
Thu13:00Clear

Clear sky.63°FSW
Light
0%
Thu14:00Clear

Clear sky.63°FSW
Light
0%
Thu15:00Clear

Clear sky.65°FSW
Light
0%
Thu16:00Clear

Clear sky.66°FSW
Light
0%
Thu17:00Fair

Fair.66°FSW
Light
0%
Thu18:00Clear

Clear sky.65°FSW
Light
0%
Thu19:00Clear

Clear sky.63°FSW
Light
0%
Thu20:00Clear

Clear sky.61°FSW
Light
0%
Thu21:00Clear

Clear sky.58°FSW
Light
0%
Thu22:00Clear

Clear sky.55°FSW
Light
0%
Thu23:00Clear

Clear sky.53°FSW
Calm
0%
Fri00:00Clear

Clear sky.52°FSW
Calm
0%
Fri01:00Clear

Clear sky.51°FSW
Calm
0%
Fri02:00Clear

Clear sky.49°FSW
Calm
0%
Fri03:00Clear

Clear sky.47°FSW
Calm
0%
Fri04:00Clear

Clear sky.46°FSW
Calm
0%
Fri05:00Clear

Clear sky.44°FSW
Calm
0%
Fri06:00Fair

Fair.44°FSW
Calm
0%
Fri07:00Fair

Fair.46°FSW
Calm
0%
Fri08:00Clear

Clear sky.53°FSW
Calm
0%
Fri09:00Clear

Clear sky.56°FSW
Light
0%
Fri10:00Clear

Clear sky.59°FSW
Light
0%
Fri11:00Mixed

Clear spells.62°FSW
Light
0%
Fri12:00Mixed

Clear spells.65°FSW
Light
0%
Fri13:00Mixed

Clear spells.66°FSW
Light
0%
Fri14:00Mixed

Clear spells.67°FSW
Light
0%
Fri15:00Clear

Clear sky.67°FSW
Light
0%
Fri16:00Clear

Clear sky.67°FSW
Light
0%
Fri17:00Clear

Clear sky.67°FSW
Light
0%
Fri18:00Clear

Clear sky.66°FSW
Light
0%
Fri19:00Clear

Clear sky.63°FSW
Light
0%
Fri20:00Clear

Clear sky.62°FSW
Light
0%
Fri21:00Clear

Clear sky.59°FSW
Light
0%
Fri22:00Clear

Clear sky.56°FSW
Light
0%
Fri23:00Clear

Clear sky.54°FSW
Calm
0%
Sat00:00Clear

Clear sky.53°FSW
Calm
0%
Sat01:00Clear

Clear sky.52°FSW
Calm
0%

Snow Forecast near Arc 1800

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Arc 1800
Ski Area 48 Hr 7 DayThFrSaSuMoTuWe
Chamonix--

Arc 1800 Snow

For current snow depths and skiing conditions, see our Current Snow Report for Arc 1800.

No significant snowfall is forecast for this period.

This Snow Forecast for Arc 1800, France 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 Arc 1800, 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

Arc 1800 enjoys reliable snow conditions, with an average snow depth of 150 cm during peak season and consistent snowfall throughout the winter. For the latest snow information, be sure to check J2Ski for up-to-date conditions.