Language selection

Weather shortcuts

Gulf - Port au Port

Forecast

Marine Forecast

Issued 03:00 AM NDT 20 May 2025

Today Tonight and Wednesday.

Wind northeast 30 knots backing to north 25 overnight. Wind north 25 Wednesday.

Waves

Issued 06:00 PM NDT 19 May 2025
Tonight and Tuesday. Seas 1 to 2 metres except 2 to 3 over northern sections tonight and Tuesday morning. Seas building to 2 to 3 Tuesday afternoon.

Extended Forecast

Issued 03:00 AM NDT 20 May 2025
Thursday Wind northeast 15 to 20 knots diminishing to light in the afternoon.
Friday Wind variable 10 to 15 knots.
Saturday Wind variable 10 to 15 knots increasing to northeast 20.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 19 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 May estimated from Newfoundland near 4723N 5503W to 4130N 5215W to 4130N 4600W to 4825N 4035W to 5320N 4815W to 5915N 5605W to 5800N 5040W then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs east of the western iceberg limit.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 20 May 2025 Today Tonight and Wednesday At 3:00 a.m. NDT today trough located on a line east-west over
the southern Grand Banks.
By 3:00 a.m. NDT Wednesday trough located southeast of the Grand
Banks.

At 3:00 a.m. NDT Wednesday building ridge located over western
Labrador.

Atlantic - Newfoundland Area

Another Region

Date modified: