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Johnstone Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 28 October 2020

Today Tonight and Thursday.

Strong wind warning in effect.

Wind southeast 5 to 15 knots increasing to southeast 15 to 20 this evening and to southeast 20 to 30 Thursday afternoon.

Periods of drizzle and fog patches changing to rain Thursday afternoon.

Extended Forecast

Issued 04:00 AM PDT 28 October 2020
Friday Wind northwest 20 to 30 knots diminishing to northwest 10 to 20 in the afternoon.
Saturday Wind southeast 15 knots increasing to southeast 25.
Sunday Wind southeast 25 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 10:30 AM PDT 28 October 2020

'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 10:30 AM PDT 28 October 2020 Today Tonight and Thursday At 10:30 a.m. PDT today quasi-stationary frontal system located
on a line east-west over Queen Charlotte Sound.

At 4:00 a.m. PDT Thursday low located west of the offshore waters.
By 4:00 p.m. PDT Thursday low located over southern Bowie.

Marine Weather Statement

Issued 10:09 AM PDT 28 October 2020 A front lying across Northern Vancouver Island and Northern Explorer
will remain nearly stationary today. Moderate northeast winds north
of the front will shift to strong southwest to the south.

On Thursday morning, the front will advance northward as a deepening
low pressure system approaches the offshore waters. By Thursday
afternoon, a 996 MB low will lie just west of Queen Charlotte Sound.
The low will cross the Central Coast and move inland Thursday night.
Ahead of the low, gale to storm force southeasterlies will spread to
central waters and strong to gale force northeasterlies are forecast
over northern waters. Gale to storm force northwest winds will
develop Thursday night in the wake of the low.

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