Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PST 13 November 2025
Tonight and Friday.
Gale warning in effect.
Wind northwest 15 to 25 knots becoming northwest 10 to 20 early this evening then becoming variable 5 to 15 near midnight. Wind becoming southeast 5 to 15 early Friday morning then increasing to southeast 15 to 25 late Friday morning. Wind increasing to southeast 25 to 35 early Friday afternoon.
Rain Friday afternoon and evening.
Strong wind warning program has ended for the season.
Extended Forecast
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Gale warning in effect
Johnstone Strait
Issued 4:00 PM PST 13 November 2025'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 or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 4:00 PM PST 13 November 2025 Tonight and Friday At 4:00 p.m. PST today ridge located on a line northeast-southwestover Queen Charlotte Sound.
By 4:00 a.m. PST Friday weakening ridge located on a line
northeast-southwest over southern Vancouver Island.
At 4:00 p.m. PST today frontal system located over Bowie.
By 4:00 a.m. PST Friday intensifying frontal system located on a
line north-south over Haida Gwaii.
Marine Weather Statement
Issued 3:52 PM PST 13 November 2025 A frontal system currently over Bowie this afternoon will moveToward Haida Gwaii tonight and cross the marine regions on Friday,
bringing southeasterly gales ahead of it and strong to gale
Force westerlies behind.
Pacific - Georgia Basin Area
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