Gulf - Magdalen - southern half

Forecast

Marine Forecast

Issued 03:30 PM AST 23 January 2018

Tonight and Wednesday.

Gale warning in effect.

Wind southeast 20 knots increasing to southeast 35 early this evening with gusts to 50 from Margaree Harbour to Bay St. Lawrence. Wind becoming southeast 40 after midnight with gusts to 65 from Margaree Harbour to Bay St. Lawrence. Wind diminishing to southwest 30 early Wednesday morning.

Snow changing to freezing rain and ice pellets late this afternoon then to rain and fog patches this evening and ending Wednesday morning. A few flurries Wednesday afternoon and evening. Visibility 1 mile or less in snow and in fog patches.

Freezing spray warning in effect.

Over open water freezing spray ending this evening. Freezing spray beginning Wednesday evening.

Low tonight minus 6. High Wednesday plus 4.

Waves

Issued 05:00 AM AST 23 January 2018
Today Tonight and Wednesday. Over open water seas 1 metre or less building to 2 to 3 this evening and to 3 to 5 late overnight.

Extended Forecast

Issued 03:30 PM AST 23 January 2018
Thursday Wind westerly 25 to 30 knots.
Friday Wind northwest 25 knots.
Saturday Wind northwest 15 knots increasing to south 30 late in the day.

Ice Forecast

Issued 10:00 AM EST 23 January 2018 Today Tonight and Wednesday 6 tenths new ice except 9 plus tenths grey ice including 4 tenths grey-white ice in the western section. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 23 January 2018 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from New Brunswick near 4530N 6515W to Nova
Scotia near 4505N 6500W. Sea ice northeast of the ice edge.

Second ice edge estimated from Nova Scotia near 4430N 6335W to 4505N
6045W to 4605N 5925W to 4835N 6125W to 4945N 6000W to 5005N 5815W to
4820N 5930W to Newfoundland near 4810N 5850W. Sea ice north of the
ice edge.

Ice Coverage

6 tenths new ice except 9 plus tenths grey ice including 4 tenths
grey-white ice in the western section.

 

Iceberg Bulletin

Issued 11:00 AM EST 23 January 2018

Iceberg Limit

Iceberg limit at 0000 UTC 23 Jan estimated from the Labrador coast
near 5320N 5550W to 5330N 5130W to 5500N 5130W to 5700N 5300W then
eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Magdalen - southern half

Issued 3:30 PM AST 23 January 2018

'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

Gulf - Magdalen - southern half

Issued 3:30 PM AST 23 January 2018

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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM AST 23 January 2018 Tonight and Wednesday At 3:30 p.m. AST today low 995 mb located over southern Ontario.
By 3:00 a.m. AST Wednesday low 987 mb located over the Gaspe
Peninsula.

At 3:00 a.m. AST Wednesday trough from 982 mb low located on a
line north-south over western Nova Scotia.
By 3:30 p.m. AST Wednesday trough from 978 mb low located on a
line north-south over Banquereau.

At 3:30 p.m. AST today departing ridge located over the Grand Banks.

Marine Weather Statement

Issued 3:08 PM AST 23 January 2018 A low pressure system over Southern Ontario will continue to track
eastward towards the region tonight. Strong to gale force southerlies
will spread across most of the district ahead of a trough associated
with this system. There is a chance of storm force southerlies over
southern waters near the trough.

As this trough tracks east over northern waters on Wednesday strong
to gale force westerlies will develop in its wake.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy.

Freezing spray warnings are in effect for Gulf-Magdalen,
Chaleur-Miscou and Anticosti.

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