Marine Forecast
Issued 03:00 AM EDT 01 July 2025
Today Tonight and Wednesday.
Wind southwest 10 knots increasing to southwest 15 this morning
then diminishing to southwest 10 early this evening. Wind veering to west 10
near midnight then backing to southwest 10 Wednesday morning.
Scattered showers this afternoon and this evening with a
risk of thunderstorms. Scattered showers Wednesday late in the day with a risk
of thunderstorms. Fog patches dissipating this evening.
Winds
Issued 03:00 AM EDT 01 July 2025
Today Tonight and Wednesday.
Wind southwest 10 knots increasing to southwest 15 this morning
then diminishing to southwest 10 early this evening. Wind veering to west 10
near midnight then backing to southwest 10 Wednesday morning.
Waves
Issued 03:00 AM EDT 01 July 2025
Today Tonight and Wednesday.
Waves 0.5 metres or less building to 0.5 to 1 near noon then
subsiding to 0.5 or less this evening.
Weather & Visibility
Issued 03:00 AM EDT 01 July 2025
Today Tonight and Wednesday.
Scattered showers this afternoon and this evening with a
risk of thunderstorms. Scattered showers Wednesday late in the day with a risk
of thunderstorms. Fog patches dissipating this evening.
Ice ForecastsIssued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM EDT 1 July 2025 Today Tonight and Wednesday At 3:00 a.m. EDT today trough located on a line northeast-southwest over central Ontario. By 3:00 a.m. EDT Wednesday trough located on a line northeast-southwest over the St. Lawrence River.
At 3:00 a.m. EDT today ridge located on a line northwest-southeast over Nebraska. By 3:00 a.m. EDT Wednesday ridge located from Manitoba to Indiana.
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