Cabot Strait - southern half

Forecast

Marine Forecast

Issued 03:30 PM AST 20 January 2019

Tonight and Monday.

Storm warning in effect.

Wind east 30 knots increasing to southeast 35 to 45 early this evening and to south 50 late overnight. Wind diminishing to south 30 late Monday morning then increasing to southwest 35 Monday evening.

Snow changing to rain and fog patches this evening then to showers Monday afternoon. Flurries Monday evening. Visibility 1 mile or less in precipitation and in fog patches.

Low tonight minus 2. High Monday plus 6.

Waves

Issued 05:00 PM AST 20 January 2019
Tonight and Monday. Seas 2 to 3 metres building to 3 to 4 this evening and to 6 near midnight. Seas building to 7 early Monday morning then subsiding to 5 early Monday afternoon and to 4 Monday evening.

Extended Forecast

Issued 03:30 PM AST 20 January 2019
Tuesday Wind southwest 20 knots increasing to northwest 35 in the afternoon.
Wednesday Wind northwest 35 knots diminishing to west 20 to 25.
Thursday Wind southerly 15 to 20 knots increasing to southerly 30 late in the day.

Ice Forecast

Issued 10:00 AM EST 20 January 2019 Today Tonight and Monday Open water except 3 tenths new ice in some bays. 

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 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 Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 20 January 2019 Today Tonight and Monday

Ice Edge

First ice edge estimated from New Brunswick near 4440N 6705W to
4315N 6545W to 4420N 6350W to Nova Scotia near 4430N 6345W. Sea ice
within the ice edge.

Second ice edge estimated from Nova Scotia near 4430N 6330W to 4440N
6220W to 4550N 5910W to 4830N 6125W to 4920N 6120W to 4920N 5950W to
5000N 5800W to 4750N 6015W to Newfoundland near 4740N 5920W

Third ice edge estimated from Newfoundland near 4735N 5620W to
Newfoundland near 4730N 5605W. Sea ice north of the ice edge.

Ice Coverage

Open water except 3 tenths new ice in some bays.

 

Iceberg Bulletin

Issued 11:00 AM EST 20 January 2019

Iceberg Limit

Iceberg limit at 0000 UTC 21 Jan estimated from Newfoundland near
5130N 5530W to 5130N 5500W to 5300N 5045W to 5500N 5115W to 5700N
5500W then eastwards.

Western iceberg limit at 0000 UTC 21 Jan estimated from the Labrador
coast near 5152N 5607W to Newfoundland near 5133N 5600W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

Cabot Strait - southern half

Issued 3:30 PM AST 20 January 2019

'Storm' force winds of 48 to 63 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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM AST 20 January 2019 Tonight and Monday At 3:30 p.m. AST today deepening low 990 mb located over the Gulf
of Maine.
By 3:00 a.m. AST Monday low 987 mb located over southeastern
New Brunswick.

At 3:00 a.m. AST Monday low 987 mb located east of Anticosti Island.

Marine Weather Statement

Issued 3:17 PM AST 20 January 2019 A deepening low pressure over the Gulf of Maine will move over
Southeastern New Brunswick overnight before tracking east of
Anticosti Island Monday evening. Gale force southeasterly winds
south of the low's track will increase to gale to storm force
southerlies tonight. North of the low's track moderate to strong
northeasterlies will increase to gale force northeasterlies this
afternoon. The northeasterlies are expected to reach storm force
over Chaleur-Miscou this evening and will likely be close to storm
force over Anticosti and northern parts of the Gulf of St. Lawrence.

On Monday the storm force southerlies will move out of eastern waters
during the day. Elsewhere strong to gale force southwesterlies can be
expected over southern waters while strong to gale force
northwesterlies prevail behind the low over northern waters.

Marine interests are advised that storm warnings are in effect for
Lurcher, Browns Bank, Georges Bank, southwestern shore, LaHave Bank,
West Scotian Slope, eastern shore, Sable, East Scotian Slope,
Fourchu, Banquereau, Laurentian Fan, Cabot Strait and Chaleur-Miscou.
Gale warnings are in effect for Fundy, Grand Manan, Northumberland
Strait, Gulf-Magdalen and Anticosti.

Freezing spray warnings are in effect for Fundy, Grand Manan,
Lurcher, Browns Bank, Northumberland Strait, Gulf-Magdalen and
Anticosti.

In addition, higher than normal water levels combined with heavy
pounding surf are expected along parts of the Atlantic Coast during
high tide Sunday night and Monday. Some coastline of the Gulf of St.
Lawrence waters are also likely to see higher than normal water
levels near high tide later today and Monday as well as possible ice
rafting.

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