Auvergne-Rhône-Alpes Mountain Passes Atlas Map
Official regional cartographic survey of high mountain passes across Savoie, Haute-Savoie, Isère, Cantal, and Loire.
Pass Directory & Live Status
Col de l'Iseran
OPEN / SEASONALHighest paved pass in the Alps. Route D902 connects Val-d'Isère with Bonneval-sur-Arc. Winter closure typically Nov–early June.
Col de la Colombière
OPEN TODAYRoute D4 connecting Le Reposoir with Le Grand-Bornand in the Bornes Massif. Iconic Tour de France climb. Seasonal winter closure.
Col des Aravis
OPEN YEAR-ROUNDRoute D909 connecting La Clusaz with Flumet. Maintained open 365 days a year with active snow clearance.
Col de la Forclaz
OPEN TODAYRoute D42 pass offering panoramic views of Lake Annecy, connecting Montmin with Vesonne. Open year-round.
Col de Joux Plane
OPEN TODAYRoute D354 connecting Morzine with Samoëns. Steep grade pass famous for dramatic Tour de France mountain stages. Winter closure Nov–Apr.
Col de la Ramaz
OPEN TODAYRoute D308 connecting Mieussy with Sommand plateau and Taninges. Includes avalanche avalanche tunnels. Seasonal winter closure.
Col de la Croix Fry
OPEN YEAR-ROUNDRoute D16 connecting Manigod with La Clusaz ski area. Kept clear of snow 365 days a year for alpine resort traffic.
Col de la Madeleine
OPEN TODAYRoute D213 linking La Léchère in Tarentaise Valley with La Chambre in Maurienne. Major Alpine pass closed from Nov to May.
Col de Voza
RESTRICTED VEHICLEMont-Blanc massif pass linking Les Houches with Saint-Gervais. Accessible by Tramway du Mont-Blanc & unpaved track.
Col de la Seigne
TREKKING OPENTour du Mont Blanc (TMB) border pass between Haute-Savoie (Vallée des Glaciers) and Aosta Valley (Val Vény). Non-motorized trail pass.
Col des Montets
OPEN YEAR-ROUNDRoute D1506 major international highway connecting Chamonix-Mont-Blanc with Vallorcine and Martigny, Switzerland. Avalanche canopy active.
Col du Corbier
OPEN YEAR-ROUNDRoute D328 connecting Le Biot with Abondance valley in Chablais region. Kept open year-round with winter snow equipment mandatory.
Col de la Cou
OPEN TODAYRoute D12 connecting Faucigny plateau with the Giffre valley and Samoëns region. Maintained open with standard winter gear.
Col de la Givrine (Approaches)
OPEN YEAR-ROUNDRoute D1005 / Swiss Route 123 international corridor linking La Cure, Saint-Cergue, and French Jura/Haute-Savoie border. Open 365 days.
Pass Summary & Status Comparison Table
| Pass Name | Elevation | Dept / Region | Route Code | Winter Status Window | Winter Equipment Rule | Current Live Status |
|---|---|---|---|---|---|---|
| Col de l'Iseran | 2,770 m | Savoie (73) | D902 | Closed Nov – Early June | Chains / Winter tires required | OPEN TODAY |
| Col de la Colombière | 1,618 m | Haute-Savoie (74) | D4 | Closed Nov – Mid May | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col des Aravis | 1,487 m | Haute-Savoie / Savoie | D909 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN YEAR-ROUND |
| Col de la Forclaz | 1,527 m | Haute-Savoie (74) | D42 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col de Joux Plane | 1,691 m | Haute-Savoie (74) | D354 | Closed Nov – Late April | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col de la Ramaz | 1,619 m | Haute-Savoie (74) | D308 | Closed Deep Winter | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col de la Croix Fry | 1,477 m | Haute-Savoie (74) | D16 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN YEAR-ROUND |
| Col de la Madeleine | 1,993 m | Savoie (73) | D213 | Closed Nov – Mid May | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col de Voza | 1,653 m | Haute-Savoie (74) | Tramway / Track | Accessible via Tramway | Foot / Tramway only | RESTRICTED VEHICLE |
| Col de la Seigne | 2,516 m | Haute-Savoie / Italy | TMB Trail | Closed Winter (Snowbound) | Trekking gear & microspikes | TREKKING OPEN |
| Col des Montets | 1,461 m | Haute-Savoie (74) | D1506 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN YEAR-ROUND |
| Col du Corbier | 1,234 m | Haute-Savoie (74) | D328 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN YEAR-ROUND |
| Col de la Cou | 1,116 m | Haute-Savoie (74) | D12 | Year-Round Open | Mandatory Nov 1–Mar 31 | OPEN TODAY |
| Col de la Givrine (approaches) | 1,220 m | Haute-Savoie / CH | D1005 / Rte 123 | Year-Round Open | Mandatory Winter Equipment | OPEN YEAR-ROUND |
Frequently Asked Questions & Road Condition Advisories
Detailed answers for every mountain pass featured in the Auvergne-Rhône-Alpes pass map.
Status: Col de l'Iseran (2,770 m / 9,088 ft) on Route D902 is currently OPEN for summer and autumn transit between Val-d'Isère and Bonneval-sur-Arc. As the highest paved mountain pass in the Alps, it undergoes seasonal winter closure typically from early November through early June. Real-time updates are published by Savoie-Route and Info Route 73.
Status: Col de la Colombière (1,618 m / 5,308 ft) on Route D4 is OPEN today. Located in Haute-Savoie connecting Le Reposoir with Le Grand-Bornand, snow clearance teams maintain the pass during summer/fall. Winter closures run from mid-November to mid-May.
Status: Col des Aravis (1,487 m / 4,879 ft) on Route D909 is OPEN YEAR-ROUND. Linking La Clusaz in Haute-Savoie with Flumet in Savoie, continuous snowplow monitoring prevents seasonal shutdowns except during severe blizzard warnings.
Status: Col de la Forclaz (1,527 m / 5,010 ft) on Route D42 above Lake Annecy is OPEN TODAY. Kept open year-round with regular gritting during winter freeze.
Status: Col de Joux Plane (1,691 m / 5,548 ft) on Route D354 is OPEN TODAY. Connecting Morzine with Samoëns, this Tour de France mountain pass is subject to seasonal closure between late November and late April.
Status: Col de la Ramaz (1,619 m / 5,312 ft) on Route D308 is OPEN TODAY. Linking Mieussy with Sommand, winter conditions may trigger tunnel closures due to avalanche danger.
Status: Col de la Croix Fry (1,477 m / 4,846 ft) on Route D16 is OPEN YEAR-ROUND. Providing vital access between Manigod and La Clusaz ski fields, snowplows keep it cleared 365 days a year.
Status: Col de la Madeleine (1,993 m / 6,539 ft) on Route D213 is OPEN TODAY. Connecting La Léchère (Tarentaise) with La Chambre (Maurienne), it undergoes winter closure from November through May.
Status: Col de Voza (1,653 m / 5,423 ft) is RESTRICTED TO MOTOR VEHICLES. Located above Les Houches, it is open for hikers, mountain bikers, and users of the Tramway du Mont-Blanc.
Status: Col de la Seigne (2,516 m / 8,255 ft) is OPEN FOR TREKKING. As a key border pass on the Tour du Mont Blanc (TMB) connecting France and Italy, it is snowbound and impassable without mountaineering gear during winter and early spring.
Status: Col des Montets (1,461 m / 4,793 ft) on Route D1506 is OPEN YEAR-ROUND. Essential international trunk highway connecting Chamonix-Mont-Blanc with Vallorcine and Martigny (Switzerland). Snow canopy tunnels protect the road during winter.
Status: Col du Corbier (1,234 m / 4,049 ft) on Route D328 is OPEN YEAR-ROUND. Connecting Le Biot with Abondance valley in the Chablais region.
Status: Col de la Cou (1,116 m / 3,661 ft) on Route D12 is OPEN TODAY. Cleared regularly in winter connecting Faucigny with Samoëns.
Status: Col de la Givrine approaches (1,220 m / D1005 / Swiss Route 123) are OPEN YEAR-ROUND. Primary international border corridor connecting Saint-Cergue, La Cure, and Haute-Savoie.
Official Road Transport Feeds & Weather Bureaus
Updates gathered directly from French Departmental Road Authorities and National Met Services.