Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PST 15 November 2025
Tonight and Sunday.
Wind southeast 15 to 25 knots diminishing to variable 5 to 15 near noon Sunday then increasing to northwest 15 to 25 Sunday evening.
Periods of drizzle changing to rain near midnight then to showers Sunday evening. Fog patches dissipating near noon Sunday.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 04:00 PM PST 15 November 2025
Monday
Wind northwest 10 to 20 knots diminishing to
northwest 5 to 10 in the afternoon.
Tuesday
Wind light.
Wednesday
Wind southeast 10 to 20 knots increasing to
southeast 25 to 35.
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 4:00 PM PST 15 November 2025 Tonight and Sunday At 4:00 p.m. PST today low located over the Gulf of Alaska.By 4:00 a.m. PST Sunday dissipating low located northwest of Bowie.
At 4:00 p.m. PST today deepening low 1004 mb located southwest
of Explorer.
By 4:00 p.m. PST Sunday weakening low located over northern
Vancouver Island.
At 4:00 p.m. PST Sunday approaching ridge located west of the
offshore waters.
Marine Weather Statement
Issued 3:38 PM PST 15 November 2025 A low pressure centre will move across the Explorer region overnightand onto Northern Vancouver Island on Sunday morning. Gale force
northerly winds are forecast to develop to the west of the low.
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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