Marine Forecast
Issued 03:00 AM EDT 27 July 2025
Today Tonight and Monday.
Wind west 10 knots becoming light early this morning then
becoming southeast 10 early this evening. Wind increasing to southwest 15 near
midnight then diminishing to west 10 near noon Monday. Wind becoming light
Monday evening.
Scattered showers tonight and Monday morning with a risk of
thunderstorms. Fog patches dissipating near noon Monday. Fog patches reforming
Monday evening.
Winds
Issued 03:00 AM EDT 27 July 2025
Today Tonight and Monday.
Wind west 10 knots becoming light early this morning then
becoming southeast 10 early this evening. Wind increasing to southwest 15 near
midnight then diminishing to west 10 near noon Monday. Wind becoming light
Monday evening.
Waves
Issued 03:00 AM EDT 27 July 2025
Today Tonight and Monday.
Waves 0.5 metres or less building to 0.5 to 1 overnight then
subsiding to 0.5 or less Monday afternoon.
Weather & Visibility
Issued 03:00 AM EDT 27 July 2025
Today Tonight and Monday.
Scattered showers tonight and Monday morning with a risk of
thunderstorms. Fog patches dissipating near noon Monday. Fog patches reforming
Monday 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 27 July 2025 Today Tonight and Monday At 3:00 a.m. EDT today departing ridge located on a line northeast-southwest over New England.
At 3:00 a.m. EDT today trough located on a line north-south over northwestern Ontario. By 3:00 a.m. EDT Monday trough located on a line northeast-southwest over Maine.
By 3:00 a.m. EDT Monday ridge located on a line northeast-southwest over Lake Huron.
By 3:00 a.m. EDT Monday low 1008 mb located over northwestern Ontario.
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