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Marine Forecast

Issued 03:00 AM ADT 04 August 2020

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 25 knots diminishing to westerly 15 near noon then increasing to northwest 15 to 20 this evening. Wind diminishing to north 10 to 15 overnight then becoming light Wednesday morning. Wind increasing to south 20 Wednesday afternoon.

Fog patches forming Wednesday afternoon.


Issued 05:00 AM ADT 04 August 2020
Today Tonight and Wednesday. Seas 2 metres subsiding to 1 near noon then building to 2 Wednesday evening.

Extended Forecast

Issued 03:00 AM ADT 04 August 2020
Thursday Wind southwest 15 to 20 knots increasing to southwest 20 to 25 in the afternoon.
Friday Wind westerly 15 to 20 knots.
Saturday Wind southwest 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 25 May 2020 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 East Chedabucto Bay - 44488 West Chedabucto Bay - 44489 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Îles de la Madeleine Airport Miscou Island Eskasoni (First Nations) Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Rocky Harbour Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Branch Hill Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 May 2020

Ice Coverage

Forecasts available to mariners upon request.


Iceberg Bulletin

Issued 2:30 PM EDT 3 August 2020

Iceberg Limit

Iceberg limit at 0000 UTC 4 Aug estimated from Newfoundland near
4827N 5304W to 5010N 4750W to 5210N 4805W to 5400N 4900W to 6105N
5845W to 6200N 5700W to 5900N 5100W then eastwards.

Western iceberg limit at 0000 UTC 4 Aug estimated from Quebec near
5120N 5806W to Newfoundland near 5041N 5718W.

Iceberg Count

No confirmed icebergs.

Warnings (In effect)

Strong wind warning in effect


Issued 03:00 AM ADT 04 August 2020

'Strong' winds of 20 to 33 knots are 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.


Technical Marine Synopsis

Issued 3:00 AM ADT 4 August 2020 Today Tonight and Wednesday At 3:00 a.m. ADT today low 1004 mb located east of Anticosti Island.
By 3:30 p.m. ADT today departing low 1007 mb located over eastern

At 10:00 a.m. ADT today ridge located on a line northwest-southeast
over Maine.
By 8:00 p.m. ADT tonight ridge located from the Gulf of St. Lawrence
to West Scotian Slope.

At 3:00 a.m. ADT Wednesday Tropical Storm Isaias 994 mb located
at 44.6N 72.1W.
By 3:30 p.m. ADT Wednesday Tropical Storm Isaias 996 mb located
at 49.2N 69.2W.

Marine Weather Statement

Issued 2:42 AM ADT 4 August 2020 Tropical cyclone information statement.

At 3:00 A.M. ADT, hurricane Isaias was located near 34.7 degrees
north and 78.1 degrees west, about 28 nautical miles northwest of
Wilmington, North Carolina. Isaias has a minimum central pressure of
989 MB and maximum sustained winds of 70 knots.

Isaias is currently moving north-northeastward at 23 knots, and is
expected to pass west of New Brunswick and into Southern Quebec early
Thursday morning. Isaias could possibly bring marginal gales to
westernmost waters on Wednesday.

Atlantic - Newfoundland Area

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