Johnstone Strait
Forecast
Marine Forecast
Issued 09:30 PM PDT 24 September 2023
Tonight and Monday.
Gale warning in effect.
Wind southeast 35 to 45 knots diminishing to southeast 25 to 35 late overnight then increasing to southeast 35 to 45 late Monday afternoon.
Periods of rain. Risk of thunderstorms Monday.
Extended Forecast
Issued 04:00 PM PDT 24 September 2023
Tuesday
Wind southeast 25 to 35 knots diminishing to
southeast 15 to 25 in the afternoon.
Wednesday
Wind southeast 15 to 25 knots diminishing to
variable 5 to 15.
Thursday
Wind northwest 5 to 15 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)
Gale warning in effect
Johnstone Strait
Issued 9:30 PM PDT 24 September 2023'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 9:30 PM PDT 24 September 2023 Tonight and Monday At 9:30 p.m. PDT tonight intensifying frontal system locatedover Explorer.
By 4:00 a.m. PDT Monday frontal system located from Vancouver
Island to Haida Gwaii.
At 4:00 a.m. PDT Monday low 964 mb located off Explorer.
By 9:30 p.m. PDT Monday low 972 mb located over southern Bowie.
Marine Weather Statement
Issued 9:12 PM PDT 24 September 2023 An intensifying frontal system will approach Vancouver Islandtonight, spreading storm to local hurricane force southeasterly winds
across southern and central waters. Significant wave height of 10
metres is expected for the northwestern half of Explorer tonight into
Monday morning.
Another intense low will move from Explorer to Bowie on Monday
maintaining gale to storm force southeast winds across much of the
marine regions. Local hurricane force southeast winds are expected
near the headlands of West Coast Vancouver Island North Monday
afternoon.
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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