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Strait of Belle Isle - western half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 30 April 2025

Tonight and Thursday.

Wind east 10 to 15 knots backing to northeast 15 to 20 this evening then to north 25 late overnight. Wind north 25 Thursday.

Rain changing to flurries or showers Thursday morning. Fog banks dissipating near midnight.

Waves

Issued 06:00 AM NDT 30 April 2025
Today Tonight and Thursday. Outside the ice edge seas 1 metre or less building to 1 to 2 this evening then subsiding to 1 or less Thursday morning.

Extended Forecast

Issued 03:30 PM NDT 30 April 2025
Friday Wind northwest 25 to 35 knots diminishing to northwest 15 to 20 in the afternoon.
Saturday Wind south 15 to 20 knots.
Sunday Wind variable 15 knots.

Ice Forecast

Issued 10:00 AM EDT 30 April 2025 Today Tonight and Thursday 4 tenths first-year ice including a trace of old ice except 7 tenths first-year ice including a trace of old ice in the eastern section. Consolidated rotten first-year ice along parts of the coasts. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 30 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4837N 5300W to 4845N 5129W
to 5442N 5216W to 5601N 5609W to 6108N 5855W to 6200N 5830W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

4 tenths first-year ice including a trace of old ice except 7 tenths
first-year ice including a trace of old ice in the eastern section.
Consolidated rotten first-year ice along parts of the coasts.

 

Iceberg Bulletin

Issued 3:25 PM EDT 30 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 1 May estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4710N
3245W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.

Western iceberg limit at 0000 UTC 1 May estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.

Iceberg Count

10 to 25 icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 30 April 2025 Tonight and Thursday At 3:30 p.m. NDT today low 991 mb located north of Anticosti Island.
By 3:30 p.m. NDT Thursday low 994 mb located over northeastern
Newfoundland.

At 3:30 p.m. NDT today ridge located on a line northeast-southwest
over the southern Grand Banks.
By 8:00 p.m. NDT tonight departing ridge located southeast of the
Grand Banks.

Marine Weather Statement

Issued 3:22 PM NDT 30 April 2025 A low pressure system north of Anticosti Island will continue to
track eastward to lie over Northeastern Newfoundland Thursday
afternoon. Strong to gale force west to northwesterly winds will
develop in the wake of the low tonight.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Gulf - Port au Port, Southwest
Coast, South Coast, Northeast Coast, and Southwestern Grand Banks.

Atlantic - Labrador Area

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Marine Weather for Canada

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