Johnstone Strait

Forecast

Marine Forecast

Issued 04:00 AM PDT 19 August 2018

Today Tonight and Monday.

Gale warning in effect.

Wind northwest 15 to 25 knots increasing to northwest 25 to 35 late this afternoon then diminishing to northwest 15 to 25 late overnight. Wind northwest 15 to 25 Monday.

Fog banks dissipating near noon. Fog banks forming after midnight and dissipating Monday morning.

Extended Forecast

Issued 04:00 AM PDT 19 August 2018
Tuesday Wind northwest 5 to 15 knots increasing to northwest 15 to 25 in the afternoon.
Wednesday Wind northwest 10 to 15 knots increasing to northwest 20 to 25 late in the day.
Thursday Wind northwest 10 to 20 knots increasing to northwest 20 to 30.

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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 06:04 AM PDT 19 August 2018

'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 4:00 AM PDT 19 August 2018 Today Tonight and Monday At 4:00 a.m. PDT today quasi-stationary ridge located on a line
north-south over Bowie.

At 4:00 a.m. PDT today quasi-stationary ridge located over BC
interior.

Marine Weather Statement

Issued 3:41 AM PDT 19 August 2018 A ridge of high pressure running north to south over Bowie will
continue to generate a northwesterly flow for most waters.

Marginal northwesterly gales will prevail over the Southern Hecate
Strait southward to west of Vancouver Island and ease to strong
Monday morning.

Strong to gale force northwesterly winds are expected to redevelop in
Johnstone Strait this afternoon then ease tonight.

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