Marine Forecast
Issued 03:00 AM EDT 04 October 2026
Today Tonight and Monday.
Gale warning in effect.
Wind southwest 15 knots backing to southeasterly 15 this
afternoon then increasing to southerly 15 to 25 early this evening. Wind
increasing to west 25 to 35 Monday evening.
Showers Monday.
Winds
Issued 03:00 AM EDT 04 October 2026
Today Tonight and Monday.
Gale warning in effect.
Wind southwest 15 knots backing to southeasterly 15 this
afternoon then increasing to southerly 15 to 25 early this evening. Wind
increasing to west 25 to 35 Monday evening.
Waves
Issued 03:00 AM EDT 04 October 2026
Today Tonight and Monday.
Seas 1 metre or less building to 1 to 2 near noon
Monday.
Weather & Visibility
Issued 03:00 AM EDT 04 October 2026
Today Tonight and Monday.
Showers Monday.
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Pointe-des-Monts to Anticosti - northern half
Issued 03:00 AM EDT 04 October 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.
Technical Marine Synopsis
Issued 3:00 AM EDT 4 October 2026 Today Tonight and Monday At 3:00 a.m. EDT today high 1030 mb located over Maine.
By 8:00 a.m. EDT Monday departing high 1030 mb located off
Newfoundland.
At 3:00 a.m. EDT today low 1010 mb located over northwestern
Ontario.
By 8:00 p.m. EDT Monday low 993 mb located over the Gulf of
St. Lawrence.
At 8:00 p.m. EDT Monday high 1025 mb located over the Midwestern
states.