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Johnstone Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 18 June 2019

Today Tonight and Wednesday.

Gale warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 35 near noon then diminishing to northwest 10 to 20 late this evening. Wind increasing to northwest 25 late overnight then diminishing to northwest 10 to 20 Wednesday morning. Wind increasing to northwest 20 to 30 Wednesday afternoon.

Extended Forecast

Issued 04:00 AM PDT 18 June 2019
Thursday Wind northwest 10 to 20 knots.
Friday Wind northwest 10 to 20 knots.
Saturday Wind light.

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Weather Conditions

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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 18 June 2019

'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 18 June 2019 Today Tonight and Wednesday At 10:30 a.m. PDT today quasi-stationary ridge located on a line
northeast-southwest over the Central Coast.

By 10:30 a.m. PDT today quasi-stationary trough located over
BC interior.

Marine Weather Statement

Issued 10:15 AM PDT 18 June 2019 A ridge will remain quasi-stationary over the BC Central Coast while
a trough remains over the B.C. Interior.

Strong westerly inflow winds through central and eastern Juan de
Fuca Strait will rise to gale force again late this afternoon then
ease to strong overnight.

Gale force northwesterlies will develop through Johnstone Strait and
off the west coast of Vancouver Island near noon.

Pacific - Georgia Basin Area

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