Johnstone Strait


Marine Forecast

Issued 09:15 AM PDT 08 October 2015

Today Tonight and Friday

Gale warning in effect.

Wind southeast 15 to 25 knots increasing to southeast 25 to 35 late this morning then diminishing to southeast 15 to 25 this afternoon. Wind increasing to southeast 30 to 40 late overnight.

Rain. Fog patches dissipating this afternoon.

Extended Forecast

Issued 04:00 AM PDT 08 October 2015
Saturday Wind southeast 25 to 35 knots diminishing to southeast 15 to 25 in the afternoon.
Sunday Wind northwest 15 to 25 knots becoming southeast 15 to 25.
Monday Wind southeast 20 to 30 knots diminishing to southeast 10 to 20.

Stay connected


Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Pacific - Georgia Basin marine weather areas Tsawwassen Ferry Terminal Sentry Shoal - 46131 Halibut Bank - 46146 La Perouse Bank - 46206 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 Sisters Islets Estevan Point Tofino Airport Grief Point Powell River Airport Sechelt 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)

Gale warning in effect

Johnstone Strait

Issued 09:15 AM PDT 08 October 2015

'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.


Technical Marine Synopsis

Issued 4:00 AM PDT 8 October 2015 Today Tonight and Friday At 4:00 a.m. PDT today frontal system located on a line
northeast-southwest over Explorer.
By 4:00 p.m. PDT today weakening frontal system located on a line
north-south over the Central Coast.

At 9:30 p.m. PDT tonight deepening low 980 mb located off Explorer.
By 4:00 a.m. PDT Friday low 971 mb located over western Bowie.

Marine Weather Statement

Issued 3:39 AM PDT 8 October 2015 Stormy conditions will prevail over the next few days as a series of
lows and frontal systems affect the BC coast, with the most intense
storm being forecast for Friday.

Strong to gale force southeasterlies will rise to gale to storm
Force from Northern Vancouver Island northwards this morning, as a
frontal system approaches the coast.

After a brief lull later this afternoon, a deep 970 millibar low
incorporating the remnants of hurricane oho will move northward
through Bowie on Friday morning. Widespread storm to hurricane force
southerlies can be expected from Northern Vancouver Island

Pacific - Georgia Basin Area

Another Region

What we are doing

Date modified: