Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PDT 19 April 2025
Tonight and Sunday.
Strong wind warning in effect.
Wind northwest 20 to 30 knots diminishing to northwest 15 early this evening then increasing to northwest 20 to 30 early Sunday afternoon.
Showers overnight and Sunday.
Extended Forecast
Issued 04:00 PM PDT 19 April 2025
Monday
Wind northwest 15 knots.
Tuesday
Wind northwest 15 knots.
Wednesday
Wind northwest 15 knots diminishing to
light.
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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 19 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 19 April 2025 Tonight and Sunday At 5:00 a.m. PDT Sunday approaching ridge located west of theoffshore waters.
Marine Weather Statement
Issued 3:45 PM PDT 19 April 2025 A ridge of high pressure over Explorer will begin to weaken thisevening.
Gale force northwest winds off the west coast of Vancouver Island
will ease overnight as the ridge weakens.
For Juan de Fuca strait, strong to gale force westerly winds are
occurring and will develop again late day Sunday.
Pacific - South Coast Area
- Bowie
- Central Coast from McInnes Island to Pine Island
- Explorer - northwestern half
- Explorer - southeastern half
- Haro Strait
- Hecate Strait
- 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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