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Navy Board


Marine Forecast

Issued 05:30 AM EDT 05 August 2021

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 15 knots except north 30 to 35 over southern sections today and north 25 over southern sections late this afternoon and this evening. Wind diminishing to light near midnight except north 15 over southern sections Friday evening. Wind light except north 15 over southern sections Friday.

Mist forming overnight and dissipating Friday morning. Visibility as low as 1 mile in mist.


Issued 05:30 AM EDT 05 August 2021
Today Tonight and Friday. Seas 1 metre or less building to 2 early this afternoon then subsiding to 1 late this afternoon.

Extended Forecast

Issued 05:30 AM EDT 05 August 2021
Saturday Wind light.
Sunday Wind light.
Monday Wind east 30 knots diminishing to light.

Ice Forecast

Issued 11:00 AM EDT 4 August 2021 Today Tonight and Thursday Bergy water. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Arctic - Western Arctic marine weather areas Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Inuvik Airport Keats Point Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Gjoa Haven Airport Hat Island Kugaaruk Airport Shepherd Bay Airport Croker River CFS Alert Arctic Bay Cambridge Bay Airport Cape Liverpool Cape Peel West Eureka Airport Fort Ross Gateshead Island Grise Fiord Airport Sanirajak (Hall Beach Airport) Igloolik Airport Isachsen Pond Inlet Airport Rea Point Naujaat Resolute Airport Stefansson Island Svartevaeg Taloyoak Airport Nangmagvik Lake Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Mould Bay
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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 4 August 2021 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Baffin Island near 6600N 6157W to 6500N
6001W to 6700N 5935W to 6705N 5752W then eastward. Sea ice north of
the ice edge.

Ice Coverage

Bergy water.


Warnings (In effect)

Gale warning in effect

Navy Board

Issued 05:30 AM EDT 05 August 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 PM MDT 4 August 2021 Tonight and Thursday At 0000 UTC Thursday low 980 mb located at 67N 79W.
By 0000 UTC Friday weakening low 990 mb located at 66N 75W.

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