Johnstone Strait
Forecast
Marine Forecast
Issued 10:30 AM PST 18 February 2026
Today Tonight and Thursday.
Gale warning in effect.
Wind variable 5 to 15 knots except easterly outflow 25 to 35 near the mainland inlets today and early this evening and easterly outflow 30 to 40 near the mainland inlets tonight and Thursday morning. Wind becoming light Thursday afternoon then becoming southeast 5 to 15 Thursday evening.
Flurries this morning.
High today plus 4. Low tonight minus 1. High Thursday plus 4.
Strong wind warning program has ended for the season.
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 10:30 AM PST 18 February 2026'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 10:30 AM PST 18 February 2026 Today Tonight and Thursday At 10:30 a.m. PST today trough located over Vancouver Island toHaida Gwaii.
By 4:00 p.m. PST Thursday weakening trough located over Vancouver
Island.
At 10:30 a.m. PST today quasi-stationary ridge located over BC
interior.
At 4:00 a.m. PST Thursday intensifying frontal system located
northwest of Bowie.
By 4:00 p.m. PST Thursday approaching frontal system located west
of Bowie.
Marine Weather Statement
Issued 10:16 AM PST 18 February 2026 Gale force north or northwesterlies over the offshore waters willcontinue through this evening.
An Arctic ridge over the British Columbia Interior will remain
stationary. Gale force outflow winds, with the potential of freezing
spray, can be expected through the mainland inlets through Thursday
morning. Outflow winds will periodically reach storm force through
the Central Coast inlets and Douglas Channel through tonight.
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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