Language selection

My Weather Profile Weather Topics  | 



Marine Forecast

Issued 07:00 AM MDT 19 October 2021

Today Tonight and Wednesday.

Gale warning in effect.

Wind southwest 15 knots diminishing to light early this evening then increasing to southeast 15 near midnight. Wind increasing to southeast 20 late overnight and to southeast 30 Wednesday morning. Wind increasing to southeast 35 Wednesday afternoon then diminishing to south 30 Wednesday evening.

Periods of snow ending this evening. Visibility 1 mile or less in snow.

Temperatures near zero.


Issued 07:00 AM MDT 19 October 2021
Today Tonight and Wednesday. Seas 1 metre building to 2 late overnight and to 3 Wednesday morning. Seas building to 4 near noon Wednesday.

Extended Forecast

Issued 07:00 AM MDT 19 October 2021
Thursday Wind south 30 knots diminishing to south 15 in the afternoon.
Friday Wind light increasing to southeast 25 knots late in the day.
Saturday Wind southeast 30 knots diminishing to southeast 20 late in the day.

Ice Forecast

Issued 10:00 AM EDT 19 October 2021 Today Tonight and Wednesday Open water. 

[ Canadian Ice Service ]

Stay connected


Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Mackenzie - Mackenzie River marine weather areas Great Slave Lake - 45141 Great Slave Lake North Arm - 45150 Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Fort Providence Fort Reliance Fort Resolution Airport Fort Simpson Airport Hay River/Merlyn Carter Airport Inner Whaleback Rocks Inuvik Airport Keats Point Lutselke Airport Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Hat Island Croker River Cambridge Bay Airport Cape Peel West Gateshead Island Stefansson Island Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Prairie River Egg Island Fort Chipewyan Airport Stony Rapids Airport Uranium City
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 October 2021 Today Tonight and Wednesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Open water.


Warnings (In effect)

Gale warning in effect


Issued 2:37 PM MDT 19 October 2021

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.


Technical Marine Synopsis

Issued 6:30 AM MDT 19 October 2021 Today Tonight and Wednesday At 1200 UTC Tuesday low 989 mb located at 78N 108W.
By 0000 UTC Thursday low 997 mb located at 87N 134W.

By 0000 UTC Thursday trough located on a line east-west over Arctic
Coast of Alaska.

By 0000 UTC Thursday ridge located from 78N 120W to 78N 168W.

Mackenzie - Mackenzie River Area

Another Region

What we are doing

Date modified: