Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 AM PST 05 March 2021
Today Tonight and Saturday.
Gale warning in effect.
Wind southeast 20 to 30 knots becoming southeast 25 to 35 this morning then diminishing to southeast 15 to 25 this afternoon. Wind diminishing to southeast 5 to 15 after midnight then increasing to southeast 15 to 25 Saturday afternoon.
Rain changing to showers near noon.
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 04:00 AM PST 05 March 2021'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 AM PST 5 March 2021 Today Tonight and Saturday At 4:00 a.m. PST today departing low located off the Alaskapanhandle.
At 4:00 a.m. PST today low 994 mb located off Vancouver Island.
By 4:00 p.m. PST today high 990 mb located over eastern Queen
Charlotte Sound.
At 4:00 a.m. PST Saturday frontal system located off Bowie.
By 4:00 p.m. PST Saturday frontal system located over Haida Gwaii
extending southward.
Marine Weather Statement
Issued 3:48 AM PST 5 March 2021 A low pressure centre off west coast Vancouver Island early thismorning will track northeastwards and move onto the Central Coast
late this afternoon. Ahead of the low, gale to storm force
southeasterlies has developed over west coast Vancouver Island and
will spread to the inner South Coast later this morning. Gale to
storm force winds will develop over Queen Charlotte Sound and the
Central Coast this afternoon as the low moves over. In its wake the
winds will shift to strong to gale force westerly.
Another front will move across BC waters on Saturday with gale to
storm force southerlies ahead of it and strong southwesterlies in its
wake.
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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Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)
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