Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PDT 27 May 2018

Today Tonight and Monday.

Strong wind warning in effect.

Wind southeast 10 to 20 knots diminishing to light near noon then increasing to northwest 10 to 15 early this evening. Wind increasing to northwest 15 to 20 Monday morning and to northwest 25 Monday afternoon.

Chance of showers overnight and Monday morning.

Extended Forecast

Issued 04:00 AM PDT 27 May 2018
Tuesday Wind northwest 20 to 30 knots.
Wednesday Wind northwest 15 to 25 knots.
Thursday Wind northwest 5 to 15 knots.

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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 04:00 AM PDT 27 May 2018

'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 AM PDT 27 May 2018 Today Tonight and Monday At 4:00 a.m. PDT today quasi-stationary ridge located on a line
north-south over central Vancouver Island.

At 4:00 a.m. PDT today weakening cold front located on a line
northeast-southwest over the Central Coast.

At 4:00 a.m. PDT today low located west of Explorer.
By 4:00 p.m. PDT today low located near Sandspit.

At 4:00 a.m. PDT Monday building ridge located off Explorer.

Marine Weather Statement

Issued 3:59 AM PDT 27 May 2018 A ridge of high pressure lies stationary over Central Vancouver
Island. A front over the Central Coast will weaken today. A low
pressure centre will move northeast towards Haida Gwaii this
afternoon.

Strong to gale force southerlies over central and northern waters
will veer into strong westerlies in the wake of the low this evening.

On Monday, a ridge will build over the offshore waters resulting in
gale force northwesterly winds off the west coast of Vancouver
Island.

Pacific - Georgia Basin Area

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