Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PDT 25 April 2025
Tonight and Saturday.
Strong wind warning in effect.
Wind northwest 25 to 30 knots tonight. Wind northwest 30 Saturday.
Extended Forecast
Issued 04:00 PM PDT 25 April 2025
Sunday
Wind northwest 10 to 20 knots diminishing to
light in the afternoon.
Monday
Wind southeast 10 to 20 knots becoming
southeast 15 to 25.
Tuesday
Wind northwest 10 to 20 knots.
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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)
Strong wind warning in effect
Johnstone Strait
Issued 4:00 PM PDT 25 April 2025'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 25 April 2025 Tonight and Saturday At 4:00 p.m. PDT today ridge located over southern Bowie.By 4:00 p.m. PDT Saturday ridge located south of Bowie.
At 10:00 p.m. PDT tonight frontal system located over northern
Bowie.
By 10:00 a.m. PDT Saturday weakening frontal system located off
Haida Gwaii.
Marine Weather Statement
Issued 3:38 PM PDT 25 April 2025 Ahead of a building ridge of high pressure, gale forcenorthwesterlies are developing over west coast Vancouver Island this
afternoon and will persist through Saturday.
Pacific - South Coast Area
- Bowie - southern half
- Central Coast from McInnes Island to Pine Island
- Explorer - northwestern half
- Explorer - southeastern half
- Haro Strait
- Hecate Strait - southern half
- Howe Sound
- Johnstone Strait
- Juan de Fuca Strait - central strait
- Juan de Fuca Strait - east entrance
- Juan de Fuca Strait - west entrance
- Queen Charlotte Sound - eastern half
- Queen Charlotte Sound - western half
- Queen Charlotte Strait
- Strait of Georgia - north of Nanaimo
- Strait of Georgia - south of Nanaimo
- West Coast Haida Gwaii - southern half
- West Coast Vancouver Island North
- West Coast Vancouver Island South
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