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Clarence - northern half

Forecast

Marine Forecast

Issued 05:30 PM EDT 17 October 2021

Tonight and Monday.

Gale warning in effect.

Wind southeast 25 knots increasing to southeast 30 to 35 after midnight and to southeast 40 early Monday afternoon.

Scattered flurries ending near noon Monday. Snow Monday evening. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray ending this evening.

Temperatures near minus 1.

Waves

Issued 05:30 PM EDT 17 October 2021
Tonight and Monday. Over open water seas 4 metres building to 6 late overnight and to 7 early Monday afternoon.

Extended Forecast

Issued 05:30 PM EDT 17 October 2021
Tuesday Wind southeast 40 knots diminishing to south 30 in the morning and to southwest 15 in the afternoon.
Wednesday Wind west 35 knots diminishing to west 20 late in the day.
Thursday Wind northwest 15 knots diminishing to light.

Ice Forecast

Issued 11:00 AM EDT 17 October 2021 Today Tonight and Monday Ice pressure warning in effect. Bergy water except 8 tenths multi-year ice in the western section. Ice pressure developing along the coast this evening and continuing Monday. 

[ 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 17 October 2021 Today Tonight and Monday

Ice Edge

Ice edge estimated from Baffin Island near 7011N 6736W to 7029N
6729W to 7419N 7619W to 7536N 7346W then eastward. Sea ice west of
the ice edge.

Ice Coverage

Ice pressure warning in effect.

Bergy water except 8 tenths multi-year ice in the western section.
Ice pressure developing along the coast this evening and continuing
Monday.

Warnings

Warnings (In effect)

Gale warning in effect

Clarence - northern half

Issued 5:30 PM EDT 17 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.

Freezing spray warning in effect

Clarence - northern half

Issued 5:30 PM EDT 17 October 2021

Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Ice pressure warning in effect

Clarence - northern half

Issued 11:00 AM EDT 17 October 2021

Navigators 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 MDT 17 October 2021 Today Tonight and Monday At 1200 UTC Sunday trough from 995 mb low located from 67N 103W
to 77N 140W.
By 0000 UTC Tuesday trough from 995 mb low located from 68N 95W
to 80N 140W.

At 1200 UTC Sunday high 1014 mb located at 72N 132W.

At 1200 UTC Sunday departing ridge from 1028 mb high located over
67N 63W extending northward.

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