Northern Grand Banks - Marine Weather - Environment Canada Environment Canada https://www.weather.gc.ca 2026-08-13T12:21:40Z tag:weather.gc.ca,2013-04-16:20260813122140 https://www.weather.gc.ca/template/gcweb/v15.0.0/assets/wmms-alt.png https://www.weather.gc.ca/template/gcweb/v15.0.0/assets/favicon.ico Copyright 2026, Environment Canada Forecast for Today Tonight and Friday. - Northern Grand Banks 2026-08-13T12:30:00Z 2026-08-13T12:30:00Z Wind southwest 15 knots backing to south 10 to 15 early Friday morning then to southeast 20 Friday afternoon. Showers and fog banks ending this afternoon. Periods of rain Friday. Fog banks forming overnight. <br/>Issued 10:00 AM NDT 13 August 2026 tag:weather.gc.ca,2013-04-16:10800_regular_forecast:20260813123000 Waves for Today Tonight and Friday. - Northern Grand Banks 2026-08-13T08:30:00Z 2026-08-13T08:30:00Z Seas 1 to 2 metres.<br/>Issued 06:00 AM NDT 13 August 2026 tag:weather.gc.ca,2013-04-16:10800_waves:20260813083000 Extended Forecast - Northern Grand Banks 2026-08-13T05:30:00Z 2026-08-13T05:30:00Z Saturday: Wind east 25 knots becoming southwest 25 in the morning then diminishing to variable 10 to 15 in the afternoon.<br/>Sunday: Wind northwest 15 knots diminishing to light.<br/>Monday: Wind south 10 to 15 knots.<br/>Issued 03:00 AM NDT 13 August 2026 tag:weather.gc.ca,2013-04-16:10800_extended_forecast:20260813053000