Marine Forecast
Issued 03:00 AM NDT 06 May 2026
Today Tonight and Thursday.
Wind southwest 15 to 20 knots increasing to southwest 25 this
morning then diminishing to southwest 15 this evening. Wind backing to south 10
to 15 overnight then increasing to south 15 to 20 near noon Thursday. Wind
increasing to south 25 Thursday evening.
Showers tonight. Fog patches forming near noon and
dissipating Thursday evening.
Winds
Issued 03:00 AM NDT 06 May 2026
Today Tonight and Thursday.
Wind southwest 15 to 20 knots increasing to southwest 25 this
morning then diminishing to southwest 15 this evening. Wind backing to south 10
to 15 overnight then increasing to south 15 to 20 near noon Thursday. Wind
increasing to south 25 Thursday evening.
Waves
Issued 06:00 AM NDT 06 May 2026
Today Tonight and Thursday.
Outside the ice edge seas 1 to 2 metres building to 2 to 3 this
morning then subsiding to 1 to 2 this evening.
Weather & Visibility
Issued 03:00 AM NDT 06 May 2026
Today Tonight and Thursday.
Showers tonight. Fog patches forming near noon and
dissipating Thursday evening.
Ice ForecastsIssued 10:00 AM EDT 5 May 2026 Today Tonight and Wednesday Ice EdgeIce edge estimated from Newfoundland near 4917N 5330W to 4942N 5149W to 5547N 5250W to 5717N 5736W to 6145N 5948W to 6200N 5923W then northeastward. Sea ice north then west of the ice edge.
Ice Coverage
2 tenths first-year ice including a trace of old ice except 9 tenths first-year ice including a trace of old ice near Belle Isle. Consolidated rotten first-year ice along parts of the coasts.
Iceberg BulletinIssued 2:58 PM EDT 5 May 2026 Iceberg LimitIceberg limit at 0000 UTC 6 May estimated from Newfoundland near 4655N 5545W to 4150N 5105W to 4230N 4635W to 4715N 4325W to 5305N 4735W to 5900N 5500W to 6000N 5300W to 5645N 4700W then eastward.Iceberg Count26 to 50 icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM NDT 6 May 2026 Today Tonight and Thursday At 3:00 a.m. NDT today trough located over Labrador Sea. By 10:00 a.m. NDT today departing trough located over Labrador Sea.
At 3:00 a.m. NDT today quasi-stationary high 1030 mb located southeast of the Grand Banks.
At 3:30 p.m. NDT today trough located over New England. By 3:30 p.m. NDT Thursday trough located on a line north-south over the Gulf of St. Lawrence.
Marine Weather StatementIssued 2:57 AM NDT 6 May 2026 A trough of low pressure over the Labrador Sea will depart to the north today, while an area of high pressure southeast of the Grand Banks remains nearly stationary throughout the forecast period. Between these two features, strong to gale force southwesterlies will diminish early this morning as the trough moves away.
A second trough will approach the district from the west on Thursday. Strong to gale force southerlies will develop over western waters on Thursday ahead of the trough.
Marine interests are advised that gale warnings are in effect for Northeast Gulf and Gulf - Port au Port.
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