Mackenzie
Forecast
Marine Forecast
Issued 07:00 AM MDT 12 July 2025
Today Tonight and Sunday.
Wind northwest 20 knots diminishing to light near noon then becoming east 10 to 15 Sunday morning.
Fog patches forming near noon and dissipating Sunday afternoon.
Waves
Issued 07:00 AM MDT 12 July 2025
Today Tonight and Sunday.
Outside the ice edge seas 1 metre or less.
Extended Forecast
Issued 07:00 AM MDT 12 July 2025
Monday
Wind east 10 to 15 knots veering to southeast
20 late in the day.
Tuesday
Wind southeast 20 knots diminishing to
light.
Wednesday
Wind light increasing to east 15 to 20 knots
late in the day.
Ice Forecast
Issued 10:00 AM EDT 12 July 2025 Today Tonight and Sunday Special ice warning in effect.
3 tenths first-year ice including a trace of old ice except 9 plus
tenths old ice in the northern section.
Unusual presence of old ice in the northern section today and
continuing Sunday.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 12 July 2025 Today Tonight and SundayIce Edge
Ice edge is outside the forecast region.Ice Coverage
Special ice warning in effect.3 tenths first-year ice including a trace of old ice except 9 plus
tenths old ice in the northern section.
Unusual presence of old ice in the northern section today and
continuing Sunday.
Warnings
Warnings (In effect)
Special ice warning in effect
Mackenzie
Issued 10:00 AM EDT 12 July 2025Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.
Synopsis
Technical Marine Synopsis
Issued 6:30 AM MST 25 November 2024 Forecasts are unavailable until further request.
Mackenzie - Mackenzie River Area
- Amundsen
- Axe Point mile 91 to Camsell Bend mile 290
- Baillie
- Banks
- Bathurst
- Bowie - northern half
- Byam
- Camsell Bend mile 290 to Tulita mile 512
- Coronation
- Dease
- Dixon Entrance East
- Dixon Entrance West - east of Langara
- Dixon Entrance West - west of Langara
- Dolphin
- Fort Good Hope mile 684 to Point Separation mile 913
- Great Slave Lake - basin
- Great Slave Lake - east arm
- Great Slave Lake - north arm
- Hecate Strait - northern half
- Lake Athabasca - eastern half
- Lake Athabasca - western half
- Larsen
- Mackenzie
- Maud
- McClintock
- McClure
- Melville
- North Mackenzie
- North Tuktoyaktuk
- Point Separation mile 913 to Kittigazuit Bay mile 1081
- Prince Alfred
- Prince of Wales
- Rae
- Tuktoyaktuk - northern half
- Tuktoyaktuk - southern half
- Tulita mile 512 to Fort Good Hope mile 684
- Ulukhaktok
- West Coast Haida Gwaii - northern half
- Wrigley Harbour mile 0 to Axe Point mile 91
- Yukon Coast
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