Grand Manan
Forecast
Marine Forecast
Issued 03:00 AM AST 30 January 2023
Today Tonight and Tuesday.
Wind southwest 30 knots diminishing to northwest 15 early this morning and to light near noon. Wind increasing to northerly 15 to 20 Tuesday morning then backing to northwest 25 Tuesday evening.
Snow overnight and Tuesday morning. Visibility 1 mile or less in snow.
Risk of freezing spray Tuesday evening.
Temperatures plus 9 falling to minus 4 Tuesday evening.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 PM AST 29 January 2023
Tonight and Monday.
Seas 1 to 2 metres building to 2 to 3 near midnight then
subsiding to 1 to 2 early Monday morning. Seas subsiding to 1 or less Monday
afternoon.
Extended Forecast
Issued 03:00 AM AST 30 January 2023
Wednesday
Wind north 15 knots diminishing to light in
the afternoon.
Thursday
Wind light increasing to southwest 25
knots.
Friday
Wind southwest 25 knots increasing to northwest
35.
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 29 January 2023 Today Tonight and MondayIce Edge
First ice edge estimated from Nova Scotia near 4542N 6218W to PrinceEdward Island near 4559N 6231W. Sea ice southwest of the ice edge.
Second ice edge estimated from 4658N 6157W to 4713N 6215W to 4753N
6129W to 4738N 6105W to 4658N 6157W. Sea ice within the ice edge.
Third ice edge estimated from Prince Edward Island near 4628N 6240W
to 4730N 6411W to 4905N 6319W to 4853N 6138W to 5106N 5732W to
Newfoundland near 4925N 5813W. Sea ice west then east of the ice
edge.
Ice Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM AST 30 January 2023 Today Tonight and Tuesday At 3:00 a.m. AST today departing ridge located over Newfoundland.At 3:00 a.m. AST today low 1014 mb located over the Gulf of
St. Lawrence.
By 3:30 p.m. AST today low 1008 mb located northeast of
Newfoundland.
By 3:00 a.m. AST Tuesday approaching low 1013 mb located over the
Gulf of Maine.
Marine Weather Statement
Issued 2:39 AM AST 30 January 2023 A low currently over the Gulf of St. Lawrence will tracknortheastward to lie over northeast of Newfoundland by this
afternoon. Strong to gale force southerlies ahead of the low shift to
light to moderate westerlies behind it.
Marine interests are advised that gale warnings are in effect for
Banquereau, Laurentian, and Gulf - Magdalen. Freezing spray warnings
are in effect for all Gulf of St. Lawrence waters.
St. Lawrence - St. Lawrence River Area
- Anticosti
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
- Date modified: