Johnstone Strait
Forecast
Marine Forecast
Issued 04:00 PM PDT 31 May 2023
Tonight and Thursday.
Strong wind warning in effect.
Wind northwest 15 to 25 knots diminishing to northwest 5 to 15 late overnight then becoming light Thursday morning. Wind becoming northwest 5 to 15 Thursday evening.
Showers ending this evening.
Extended Forecast
Issued 04:00 PM PDT 31 May 2023
Friday
Wind southeast 5 to 15 knots.
Saturday
Wind southeast 5 to 15 knots increasing to
northwest 15 to 25 late in the day.
Sunday
Wind northwest 15 to 25 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)
Strong wind warning in effect
Johnstone Strait
Issued 4:00 PM PDT 31 May 2023'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 31 May 2023 Tonight and Thursday At 4:00 p.m. PDT today ridge located from Explorer to Hecate Strait.By 4:00 a.m. PDT Thursday quasi-stationary ridge located on a line
north-south over northern Vancouver Island.
At 4:00 p.m. PDT today frontal system located over western Bowie.
By 10:30 a.m. PDT Thursday quasi-stationary frontal system located
on a line northwest-southeast over Haida Gwaii.
Marine Weather Statement
Issued 3:52 PM PDT 31 May 2023 Ahead of a ridge of high pressure, gale force westerlies over Juan deFuca Strait will continue tonight then begin easing early Thursday
morning.
An approaching frontal system will cross Bowie tonight and remain
over Haida Gwaii on Thursday. Ahead of the front, gale force
southeasterlies will develop over northern waters early Thursday
morning and ease Thursday evening.
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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