Gulf - Magdalen - southwestern half Marine Forecast and Alerts

Canada

N.America Satellite

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Current Conditions

Canada 7 Day High and Low Temperatures Forecast

10 Day Forecast

Lightning Danger Radar

Lightning Strikes Radar

Gulf - Magdalen - southwestern half

Marine Forecast

Issued 03:00 AM AST 07 March 2026

Today Tonight and Sunday.

Wind southerly 10 to 15 knots increasing to south 25 this morning then veering to southwest 30 this evening. Wind diminishing to variable 15 Sunday afternoon and to light Sunday evening.

Scattered showers this afternoon tonight and Sunday. Fog patches forming after midnight and dissipating Sunday evening.

Temperatures minus 7 rising to plus 5 overnight then falling to minus 2 Sunday evening.

Winds

Issued 03:00 AM AST 07 March 2026

Today Tonight and Sunday. Wind southerly 10 to 15 knots increasing to south 25 this morning then veering to southwest 30 this evening. Wind diminishing to variable 15 Sunday afternoon and to light Sunday evening.

Waves

Issued 05:00 PM AST 06 March 2026

Tonight and Saturday. Mainly ice covered.

Weather & Visibility

Issued 03:00 AM AST 07 March 2026

Today Tonight and Sunday. Scattered showers this afternoon tonight and Sunday. Fog patches forming after midnight and dissipating Sunday evening.

Air temperature

Issued 03:00 AM AST 07 March 2026

Today Tonight and Sunday. Temperatures minus 7 rising to plus 5 overnight then falling to minus 2 Sunday evening.

Ice Forecasts

Issued 10:00 AM EST 6 March 2026 Today Tonight and Saturday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4549N 5807W to 4708N 5834W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

9 tenths grey ice including 1 tenth first-year ice except 9 tenths
grey-white ice including 3 tenths first-year ice in the southern
section. Consolidated first-year ice along parts of the coasts.

Iceberg Bulletin

Issued 1:46 PM EST 6 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 7 Mar estimated from Newfoundland near
4640N 5310W to 4455N 4955W to 4545N 4525W to 4820N 4140W to 5930N
5700W to 6150N 5400W to 5850N 5035W to 5810N 4530W then eastward.

Iceberg Count

No confirmed icebergs.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 3:00 AM AST 7 March 2026 Today Tonight and Sunday At 3:00 a.m. AST today low located south of West Scotian Slope.
By 8:00 p.m. AST tonight dissipating low located south of East
Scotian Slope.

At 8:00 p.m. AST tonight trough located over Quebec.
By 3:30 p.m. ADT Sunday trough located over the Gulf of
St. Lawrence.

At 3:00 a.m. AST today departing ridge located over the southeastern
Marine District.

Marine Weather Statement

Issued 2:44 AM AST 7 March 2026 A trough of low pressure will approach from the west today and
tonight to lie over the Gulf of St. Lawrence Sunday afternoon.
Winds will increase to strong to gale force southwesterlies ahead of
the trough.

Marine interests are advised that gale warnings are in effect for
Banquereau northern half, Cabot Strait, Gulf-Magdalen - northeastern
half and Anticosti - southeastern half.

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