Johnstone Strait

Forecast

Marine Forecast

Issued 09:30 PM PST 14 December 2018

Tonight and Saturday.

Storm warning in effect.

Wind northwest 20 to 30 knots diminishing to variable 5 to 15 late this evening then increasing to southeast 15 to 25 late overnight. Wind increasing to southeast 25 to 35 Saturday morning and to southeast 40 to 50 early Saturday afternoon.

Showers changing to rain Saturday afternoon.

Temperatures near plus 3.

Extended Forecast

Issued 04:00 PM PST 14 December 2018
Sunday Wind southeast 45 knots diminishing to southeast 30 in the afternoon.
Monday Wind southeast 10 to 20 knots increasing to southeast 35 to 45.
Tuesday Wind southeast 25 to 35 knots diminishing to southeast 15 to 25.

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Weather Conditions

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Map of Pacific - South Coast marine weather areas 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 Port Alberni Sartine Island Solander Island Tofino Airport Grief Point Howe Sound - Pam Rocks Powell River Airport Sechelt Squamish Airport Cape St.James Bella Bella Airport Bella Coola Airport Cathedral Point Herbert Island Point Atkinson Sand Heads Lightstation Tsawwassen Ferry Terminal Vancouver Int'l Airport Vancouver Harbour West Vancouver
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

Johnstone Strait

Issued 9:30 PM PST 14 December 2018

'Storm' force winds of 48 to 63 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.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM PST 14 December 2018 Tonight and Saturday At 9:30 p.m. PST tonight ridge located on a line north-south over
northern Vancouver Island.
By 4:00 a.m. PST Saturday departing ridge located over the South
Coast.

At 4:00 a.m. PST Saturday frontal system located west of the
offshore waters.
By 4:00 p.m. PST Saturday frontal system located from the Alaska
panhandle to Explorer.

Marine Weather Statement

Issued 9:32 PM PST 14 December 2018 A frontal system has departed the inner South Coast earlier this
evening. Gale force westerly winds through Juan de Fuca Strait
And inflow winds through Howe Sound will ease tonight.

Another intense frontal system will approach the offshore waters
tonight then move onto the mainland coast on Saturday. Widespread
gale to storm force southeast winds will be generated ahead of the
front with hurricane force winds over parts of the northern and
central waters.

Pacific - South Coast Area

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