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Québec 511 > Road Conditions > By Region and by Road > Autoroute 15

Autoroute 15

Road Conditions
Roadway
Bare (dry or wet)
Partly snow covered, snow packed
or ice covered
Snow covered, snow packed
or ice covered
Visibility
Good
Fair
Poor
Roadwork
Minor hindrance
Major hindrance
Other informations
Warning
Trucks prohibited
Ferry
Border crossing
Thaw
Thaw period From March 16, 2026
to May 15, 2026
Thaw period From April 13, 2026
to May 22, 2026
Thaw period From April 20, 2026
to May 29, 2026
Laurentides—Lanaudière
Alternating traffic R-343 at height rivière L'Assomption, SOUTHBOUND and NORTHBOUND, Saint-Paul, undetermined period. Reason : Inspection. April 14, 2026
at 2:49 p.m.
Contraflow traffic rue Baby on the bridge, 1 lane in each direction. Lane width: 3.2 meters, WESTBOUND and EASTBOUND, Joliette, undetermined period. Reason : Inspection. September 23, 2025
at 10:13 a.m.
Louis-Hippolyte-La Fontaine tunnel

Height clearance reduced to 4.3 meters since May 5, 2025. Recreational vehicles, among others, make sure to respect the height clearance before including the tunnel in your itinerary. . 		June 18, 2025
at 11 a.m.
15 
 Entre Boisbriand et Laval, sur le pont Gédéon-Ouimet Hindrance
Major 		Direction
South 		From June 7, 2026 at 8:30 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Sainte-Thérèse, entre l'A-640 et la rue Saint-Charles Hindrance
Major 		Direction
North 		From June 7, 2026 at 10 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Mirabel et Sainte-Thérèse, accès à partir de la rue Saint-Charles Hindrance
Minor 		Direction
South 		From June 7, 2026 at 9:30 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Mirabel, à la hauteur du chemin Notre-Dame Hindrance
Major 		Direction
North 		From June 6, 2026 at 10 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Blainville, accès à partir du boulevard de la Seigneurie Hindrance
Minor 		Direction
South 		From June 7, 2026 at 9:30 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Sainte-Adèle, à la hauteur de la sortie 67 (R-117) Hindrance
Minor 		Direction
North 		From June 9, 2026 at 6 p.m.
to June 10, 2026 at 5 a.m.
15 
 Entre le chemin du Mont-Gabriel à Sainte-Adèle et le boulevard de la Salette à Saint-Jérôme Hindrance
Major 		Direction
South 		From May 29, 2026 at 7 p.m.
to June 9, 2026 at 5 a.m.
Montérégie
Closure A-20 Roadside rest stop at Saint-Nazaire-d'Acton, WESTBOUND and EASTBOUND, Saint-Nazaire-d'Acton, From June 1, 2026 at 7 a.m. to June 19, 2026 at 6 p.m.. Reason : Roadwork. June 3, 2026
at 2:30 p.m.
Louis-Hippolyte-La Fontaine tunnel

Height clearance reduced to 4.3 meters since May 5, 2025. Recreational vehicles, among others, make sure to respect the height clearance before including the tunnel in your itinerary. . 		June 18, 2025
at 11 a.m.
15 
Saint-Bernard-de-Lacolle (Canada Bound*)
Types of Border Crossers Wait Time Update
Travellers 5 minutes June 8, 2026 at 5:41 a.m.
Commercial flow No Delay June 8, 2026 at 5:41 a.m.
*
Champlain (United States Bound**)
Types of Border Crossers Wait Time Update
Travellers No delay June 8, 2026 at 6 a.m.
Commercial flow No delay June 8, 2026 at 6 a.m.
**
15 
 À Saint-Bernard-de-Lacolle Le point d'entrée de Saint-Bernard-de-Lacolle Hindrance
Major 		Direction
North 		From February 17, 2025 at 6 a.m.
to December 31, 2029 at 11:58 p.m.
15 
 À Saint-Bernard-de-Lacolle Au poste frontalier de Saint-Bernard-de-Lacolle Hindrance
Major 		Direction
North 		From September 29, 2025 at 12 a.m.
to December 1, 2027 at 11:59 p.m.
Montréal
Louis-Hippolyte-La Fontaine tunnel

Height clearance reduced to 4.3 meters since May 5, 2025. Recreational vehicles, among others, make sure to respect the height clearance before including the tunnel in your itinerary. . 		June 18, 2025
at 11 a.m.
15 
 À Montréal, autoroute Décarie, entre la rue Sherbrooke et le chemin de la Côte-Saint-Luc Hindrance
Minor 		Direction
North 		From June 7, 2026 at 9 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Montréal, autoroute Décarie, entre la rue Jean-Talon et le chemin de la Côte-Saint-Luc Hindrance
Major 		Direction
South 		From June 7, 2026 at 11 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Mont-Royal et Montréal, autoroute Décarie, entre l'échangeur Décarie et la rue Jean-Talon Hindrance
Major 		Direction
South 		From June 7, 2026 at 10:30 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Mont-Royal, dans l'échangeur Décarie, l'accès du boulevard Marcel-Laurin à l'A-15 SUD Hindrance
Major 		Direction
South 		From June 7, 2026 at 9:30 p.m.
to June 8, 2026 at 5 a.m.
15 
 À Mont-Royal, dans l'échangeur Décarie, l'accès de l'A-40 OUEST vers l'A-15 SUD (sortie 66) Hindrance
Major 		Direction
South 		From June 7, 2026 at 10 p.m.
to June 8, 2026 at 5 a.m.
Laval
Louis-Hippolyte-La Fontaine tunnel

Height clearance reduced to 4.3 meters since May 5, 2025. Recreational vehicles, among others, make sure to respect the height clearance before including the tunnel in your itinerary. . 		June 18, 2025
at 11 a.m.
15 
 À Boisbriand, accès à partir du chemin de la Grande-Côte (R-344) Hindrance
Minor 		Direction
South 		From June 7, 2026 at 8:30 p.m.
to June 8, 2026 at 5 a.m.