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Highways, Ferries, and Winter Roads

Winter Roads Average Open/Close Dates

For current open and close information, visit our highway conditions page.

Click here for a full list of historical open and close dates.

Updated November 19, 2025

Winter Roads

  • Colville Lake Winter Road (Mackenzie Valley Winter Road)
    5-year average opening date: December 20
    5-year average closing date: April 6
  • Délįne Winter Road (Mackenzie Valley Winter Road)
    5-year average opening date: January 6
    5-year average closing date: April 6
  • Gamètì Winter Road
    5-year average opening date: February 17
    5-year average closing date: April 13
  • Nahanni Butte Winter Road
    5-year average opening date: December 10
    5-year average closing date: April 13
  • Norman Wells to Fort Good Hope Winter Road (Mackenzie Valley Winter Road)
    5-year average opening date: December 20
    5-year average closing date: April 6
  • Sambaa K'e Winter Road
    5-year average opening date: December 21
    5-year average closing date: April 3
  • Tulita to Norman Wells Winter Road (Mackenzie Valley Winter Road)
    5-year average opening date: December 21
    5-year average closing date: April 5
  • Wekweètì Winter Road
    5-year average opening date: March 15
    5-year average closing date: April 13
  • Wrigley to Tulita Winter Road (Mackenzie Valley Winter Road)
    5-year average opening date: December 14
    5-year average closing date: March 31

Ice Roads

  • Aklavik Ice Road
    5-year average opening date: December 21
    5-year average closing date: April 27
  • Dettah Ice Road
    5-year average opening date: January 2
    5-year average closing date: April 13

Ice Crossings

  • Liard River Ice Crossing at Fort Simpson
    5-year average opening date: December 2
    5-year average closing date: April 18
  • Mackenzie River Ice Crossing at Tsiigehtchic
    5-year average opening date: December 2
    5-year average closing date: May 6
  • Mackenzie River Ice Crossing (Ndulee)
    5-year average opening date: December 13
    5-year average closing date: April 16
  • Peel River Ice Crossing
    5-year average opening date: November 24
    5-year average closing date: May 9

Private Mining Road

  • Tibbitt-Contwoyto Winter Road
    5-year average opening date: February 6
    5-year average closing date: March 30