Johnstone Strait


Marine Forecast

Issued 10:30 AM PDT 27 August 2016

Today Tonight and Sunday

Gale warning in effect.

Wind northwest 25 to 35 knots diminishing to northwest 15 to 25 early this afternoon and to light near midnight. Wind increasing to southeast 10 to 15 early Sunday morning and to southeast 15 to 25 late Sunday morning. Wind increasing to southeast 30 Sunday evening.

Chance of showers today. Periods of rain beginning Sunday morning.

Extended Forecast

Issued 04:00 AM PDT 27 August 2016
Monday Wind southeast 20 to 30 knots diminishing to southeast 10 to 20 in the morning.
Tuesday Wind southeast 10 to 20 knots.
Wednesday Wind southeast 10 to 15 knots.

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Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Gale warning in effect

Johnstone Strait

Issued 10:30 AM PDT 27 August 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.


Technical Marine Synopsis

Issued 10:30 AM PDT 27 August 2016 Today Tonight and Sunday At 10:30 a.m. PDT today weakening ridge located west of the
offshore waters.

At 10:30 a.m. PDT today low located over the Gulf of Alaska.
By 4:00 a.m. PDT Sunday low located over Bowie.

Marine Weather Statement

Issued 10:20 AM PDT 27 August 2016 A ridge of high pressure west of the offshore waters will gradually
weaken today. Strong to gale force northwesterly winds west of
Vancouver Island will gradually ease.

A low over the Northern Gulf of Alaska today will stall over Bowie
early Sunday. A leading front will move to central BC waters
Sunday morning. Strong to gale force southeasterlies ahead of the
front will shift to moderate to strong southwesterlies in its wake.

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