Arc 1800 Snow Forecast - 7 day
Updated 23 July 2026 00:44 NZST
7-Day Snow Forecast for Arc 1800
1-week from 22 July.
For Forecast detail, see below.
Avalanche Risk
Moderate
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Arc 1800 7-Day Snow Forecast Highlights
When will there be fresh snow in Arc 1800?
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7-Day Snow Outlook for Arc 1800
Snowfall
Snow Line
Max 23℃
Min 7℃
Snow unlikely
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Arc 1800 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 20℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 20℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Wed
22
Snow unlikely
Clear sky.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 18℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 18℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Thu
23
Snow unlikely
Clear sky, clear spells, clear sky later.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 22℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 22℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Fri
24
Snow unlikely
Clear sky.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 22℃
Min 10℃
Valley temperatures from an overnight low of 10℃ to daytime highs around 22℃
Temperature at BaseTemp at Base
Sat
25
Snow unlikely
Clear sky, rain showers, drizzle later.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 13℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 13℃
Temperature at BaseTemp at Base
Sun
26
Snow unlikely
Light drizzle first, heavy drizzle then light rain showers, light drizzle later.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 17℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 17℃
Temperature at BaseTemp at Base
Mon
27
Snow unlikely
Cloudy, light drizzle, clear spells later.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
Max 23℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 23℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Tue
28
Snow unlikely
Clear sky.
Forecast times for Arc 1800 are in Paris (Europe/Paris) time zone.
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 piste 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.
Arc 1800 Snow Forecast updated at 00:44 NZST, next update expected 06:00 NZST.
Snow Forecast near Arc 1800
| Ski Area | 48 Hr | 7 Day | We | Th | Fr | Sa | Su | Mo | Tu |
|---|---|---|---|---|---|---|---|---|---|
| Chamonix | - | 6cm |
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.