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Hecate Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 20 August 2019

Today Tonight and Wednesday.

Storm warning in effect.

Wind southeast 30 to 40 knots increasing to southeast 40 to 50 this afternoon then diminishing to westerly 25 to 35 this evening. Wind diminishing to westerly 15 to 25 Wednesday morning.

Rain ending late overnight. Visibility as low as 1 mile in rain.

Waves

Issued 04:00 AM PDT 20 August 2019

Hecate Strait - northern half

Today Tonight and Wednesday. Seas 4 to 6 metres building to 5 to 7 this afternoon then subsiding to 3 to 4 late this evening. Seas subsiding to 1 to 2 Wednesday morning.

Hecate Strait - southern half

Today Tonight and Wednesday. Seas 3 to 4 metres building to 4 to 6 early this afternoon then subsiding to 3 to 4 after midnight. Seas subsiding to 1 to 2 Wednesday morning.

Extended Forecast

Issued 04:00 AM PDT 20 August 2019
Thursday Wind light increasing to southeast 25 to 35 knots in the afternoon.
Friday Wind southeast 25 to 35 knots diminishing to southwest 15 to 25.
Saturday Wind southwest 15 knots.

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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

Hecate Strait

Issued 10:30 AM PDT 20 August 2019

'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 10:30 AM PDT 20 August 2019 Today Tonight and Wednesday At 10:30 a.m. PDT today frontal system located on a line
northeast-southwest over southern Bowie.
By 4:00 a.m. PDT Wednesday frontal system located on a line
north-south over northern Vancouver Island.

At 10:30 a.m. PDT today low 993 mb located over southern Bowie.
By 4:00 a.m. PDT Wednesday departing low 993 mb located north of
the North Coast.

At 4:00 a.m. PDT Wednesday building ridge located west of the
offshore waters.
By 5:00 p.m. PDT Wednesday building ridge located over the offshore
waters.

Marine Weather Statement

Issued 10:33 AM PDT 20 August 2019 The centre of a low pressure system over Southern Bowie will
Reach Haida Gwaii this evening then cross the North Coast
Into the BC Interior on Wednesday morning. The associated front
Will swing through the northern, central and offshore waters today
then Progress across the South Coast tonight and Wednesday morning.

Within the vicinity of the low centre, storm to gale force southeast
winds ahead of it will switch to storm to gale force northwest winds
in its wake.

Gale to storm force southeast winds will accompany the associated
front today into this evening. The front will weaken to gale to
strong southeast winds as it moves through the South Coast tonight
and Wednesday morning. Strong northwest winds are expected to follow
the passage the front.

A ridge of high pressure will build Wednesday after the entire
System moves out of the marine regions. Widespread moderate to
Strong northwest winds are expected for all marine regions except
gale force winds along parts of the west coast of Vancouver Island.

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