Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PDT 13 April 2021
Tonight and Wednesday.
Strong wind warning in effect.
Wind northwest 5 to 15 knots increasing to northwest 15 to 25 Wednesday afternoon.
Extended Forecast
Issued 04:00 PM PDT 13 April 2021
Thursday
Wind southeast 5 to 15 knots becoming
northwest 5 to 15 in the afternoon.
Friday
Wind northwest 5 to 15 knots.
Saturday
Wind northwest 5 to 15 knots becoming
southeast 5 to 15.
Stay connected
Weather Conditions
Zoom-in to make a selection

Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Strong wind warning in effect
Johnstone Strait
Issued 4:00 PM PDT 13 April 2021'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 PDT 13 April 2021 Tonight and Wednesday At 4:00 p.m. PDT today ridge located on a line northeast-southwestover Queen Charlotte Sound.
By 10:30 a.m. PDT Wednesday ridge located on a line
northwest-southeast over Haida Gwaii.
At 4:00 p.m. PDT today cold front located west of Bowie.
By 4:00 a.m. PDT Wednesday weakening cold front located on a line
north-south over western Bowie.
At 4:00 p.m. PDT today quasi-stationary ridge located over BC
interior.
Marine Weather Statement
Issued 3:33 PM PDT 13 April 2021 A cold front from a low moving into the Gulf of Alaska will passthrough Bowie tonight and Wednesday. Ahead of the front, southerly
gales will develop over Northern Bowie this evening and ease
Wednesday morning as the front weakens.
Additionally, with a ridge of high pressure over the BC Interior,
marginal gale force northerly outflow winds will develop over Howe
Sound overnight and ease Wednesday morning.
Pacific - South Coast Area
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
- Date modified: