There is no ice forecast issued for this area.

Warnings (In effect)

STRONG WIND WARNING in effect

Johnstone Strait

Issued 9:30 PM PDT 20 April 2026

'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.

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Technical Marine Synopsis

Issued 9:30 PM PDT 20 April 2026 Tonight and Tuesday At 9:30 p.m. PDT tonight building ridge located northwest of Bowie.
By 4:00 a.m. PDT Tuesday quasi-stationary ridge located on a line
northeast-southwest over Bowie.

At 9:30 p.m. PDT tonight low located off Tofino.
By 1:00 p.m. PDT Tuesday dissipating low located over southern
Explorer.

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Marine Weather Statement

Issued 9:10 PM PDT 20 April 2026 A ridge of high pressure will build over the northern waters tonight.
Strong to gale force northerly winds will continue to strengthen over
the central waters tonight. These gales will spread into southern
waters Tuesday night.

Gale force westerly winds will also develop over Central and Eastern
Juan de Fuca Strait Tuesday evening.