Johnstone Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 29 April 2016

Today Tonight and Saturday

Gale warning in effect.

Wind northwest 20 to 30 knots becoming northwest 25 to 35 near noon then diminishing to northwest 15 to 25 near midnight. Wind diminishing to light early Saturday morning then increasing to northwest 15 to 20 Saturday afternoon.

Extended Forecast

Issued 04:00 AM PDT 29 April 2016
Sunday Wind light increasing to northwest 10 to 20 knots in the afternoon.
Monday Wind northwest 5 to 15 knots increasing to northwest 15 to 25 late in the day.
Tuesday Wind northwest 15 to 25 knots increasing to northwest 25 to 35 late in the day.

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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 PDT 29 April 2016

'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 PDT 29 April 2016 Today Tonight and Saturday At 10:30 a.m. PDT today building ridge located on a line
northeast-southwest over Haida Gwaii.
By 11:00 a.m. PDT Saturday weakening ridge located on a line
north-south over northern Vancouver Island.

At 8:00 a.m. PDT Saturday frontal system located over western Bowie.
By 8:00 p.m. PDT Saturday weakening frontal system located on a
line northeast-southwest over northwestern Haida Gwaii.

Marine Weather Statement

Issued 10:26 AM PDT 29 April 2016 A building ridge of high pressure over Haida Gwaii today will produce
strong to gale force west to northwest winds over southern waters.
Winds will ease to moderate to strong tonight.

A frontal system will approach Bowie this evening and move onto the
North Coast by Saturday afternoon. Gale force southeasterly winds
will develop ahead of the front over northern waters.

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