Marine Forecast
Issued 10:00 AM ADT 20 June 2026
Today Tonight and Sunday.
Wind southwest 15 knots veering to northwesterly 10 to 15 early
this evening then diminishing to light near midnight. Wind becoming southwest 10
to 15 Sunday afternoon then becoming light Sunday evening.
Showers this afternoon and this evening with a risk of
thunderstorms.
High today plus 21. Low tonight plus 13. High Sunday
plus 20.
Winds
Issued 10:00 AM ADT 20 June 2026
Today Tonight and Sunday.
Wind southwest 15 knots veering to northwesterly 10 to 15 early
this evening then diminishing to light near midnight. Wind becoming southwest 10
to 15 Sunday afternoon then becoming light Sunday evening.
Weather & Visibility
Issued 10:00 AM ADT 20 June 2026
Today Tonight and Sunday.
Showers this afternoon and this evening with a risk of
thunderstorms.
Air temperature
Issued 10:00 AM ADT 20 June 2026
Today Tonight and Sunday.
High today plus 21. Low tonight plus 13. High Sunday
plus 20.
Ice ForecastsIssued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:00 AM ADT 20 June 2026 Today Tonight and Sunday At 10:00 a.m. ADT today low 990 mb located over the Gulf of St. Lawrence. By 8:00 p.m. ADT tonight departing low 991 mb located over southwestern Newfoundland.
At 10:00 a.m. ADT Sunday approaching ridge located over the western Marine District.
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