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Chamonix Mont-Blanc

Haute-Savoie, France · Europe

Ikon Base · IkonResort site ↗

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Where it stands

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The mountain

Published figures

Base
3,396 ft
Summit
12,605 ft
Vertical
9,209 ft
Avg snow
250"

NWS point forecast ↗Map ↗

Pass access

Operator is the authority

Ikon Base
5 days · holiday blackouts apply
Ikon
7 days · holiday blackouts apply
Epic Local
This tier does not reach this mountain.
Epic
This tier does not reach this mountain.

Ikon Base blackout dates · Northern Hemisphere

  • 26-30 Dec 2026 · Holiday
  • 16-17 Jan 2027 · MLK
  • 13-14 Feb 2027 · Presidents'

Alterra and Vail both adjust their rosters and blackout calendars between announcement and season, and secondary sources disagree on the details. The operators' own destination pages are the authority.

This is a model, not a NOAA product. Every ocean and forecast number here comes from NOAA. The ranking built on them is this app's own, based on published ENSO composite patterns. For NOAA's official probability forecast, see the CPC seasonal outlook.