Johnstone Strait


Marine Forecast

Issued 04:00 PM PDT 06 October 2015

Tonight and Wednesday

Strong wind warning in effect.

Wind southeast 10 to 15 knots increasing to southeast 15 to 25 Wednesday morning.

Periods of rain beginning late overnight.

Extended Forecast

Issued 04:00 PM PDT 06 October 2015
Thursday Wind southeast 15 to 25 knots.
Friday Wind southeast 25 to 35 knots.
Saturday Wind southeast 25 to 35 knots diminishing to southeast 15 to 25 late in the day.

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Weather Conditions

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Map of Pacific - South Coast marine weather areas Tsawwassen Ferry Terminal South Nomad - 46036 Sentry Shoal - 46131 South Brooks - 46132 Halibut Bank - 46146 South Moresby - 46147 South Hecate Strait - 46185 West Sea Otter - 46204 La Perouse Bank - 46206 East Dellwood - 46207 Discovery Island Esquimalt Harbour Kelp Reefs Malahat Race Rocks Lightstation Saturna Island Sheringham Point University of Victoria Victoria Gonzales Victoria Int'l Airport Ballenas Islands Campbell River Airport Comox Airport Entrance Island Fanny Island Nanaimo Airport Port Hardy Airport Sisters Islets Estevan Point Sartine Island Solander Island Tofino Airport Grief Point Powell River Airport Sechelt Cape St.James Bella Bella Airport Bella Coola Airport Cathedral Point Herbert Island Point Atkinson Sand Heads Lightstation Vancouver Harbour Vancouver Int'l Airport West Vancouver Port Alberni Howe Sound - Pam Rocks Squamish Airport
Ice Conditions

There is no ice forecast issued for this area.


Warnings (In effect)

Strong wind warning in effect

Johnstone Strait

Issued 4:00 PM PDT 06 October 2015

'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.


Technical Marine Synopsis

Issued 4:00 PM PDT 6 October 2015 Tonight and Wednesday At 4:00 p.m. PDT today deepening low 994 mb located at 46N 147W.
By 4:00 a.m. PDT Wednesday deepening low 987 mb located at 48N 147W.

Marine Weather Statement

Issued 3:48 PM PDT 6 October 2015 A 994 MB low pressure system over Eastern Pacific will deepen and
expand during the next few days. The system will start to affect
BC waters on Wednesday. A series of disturbances rotating around the
big low will bring gale force southeasterly winds to most BC waters
Wednesday and Wednesday night.

The system is expected to remain over Eastern Pacific during the
week. A series of intense disturbances will develop and rotate around
the system. Gale to storm force southerly winds will continue
Through Sunday as these disturbances move across BC waters.

Pacific - South Coast Area

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