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Hecate Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 10:30 AM PDT 22 September 2023

Today Tonight and Saturday.

Wind westerly 10 to 20 knots becoming southeast 10 to 15 early this afternoon then becoming variable 5 to 15 after midnight. Wind becoming southeast 10 to 20 Saturday afternoon then becoming southeast 15 to 25 Saturday evening.

Rain changing to showers this afternoon.

Waves

Issued 04:00 AM PDT 22 September 2023
Today Tonight and Saturday. Seas 1 to 2 metres subsiding to 1 or less near noon.

Extended Forecast

Issued 04:00 AM PDT 22 September 2023
Sunday Wind southeast 20 to 30 knots becoming southeast 25 to 35 in the morning then becoming east 20 to 30 late in the day.
Monday Wind southeasterly 25 to 35 knots.
Tuesday Wind southeast 40 to 50 knots diminishing to southeast 20 to 30 late in the day.

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Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM PDT 22 September 2023 Today Tonight and Saturday At 10:30 a.m. PDT today ridge located over Vancouver Island.
By 10:00 p.m. PDT tonight weakening ridge located over the Lower
Mainland.

At 10:30 a.m. PDT today cold front located on a line
northeast-southwest over Hecate Strait.
By 4:00 p.m. PDT today weakening cold front located from the
Central Coast to Explorer.

At 10:00 p.m. PDT tonight trough located from Queen Charlotte
Sound to Explorer.
By 10:00 a.m. PDT Saturday weakening trough located over Vancouver
Island.

Marine Weather Statement

Issued 10:21 AM PDT 22 September 2023 A cold front over Hecate Strait will move eastward and weaken as it
progresses into central waters this afternoon. Strong southerly
Winds ahead of the front will ease to moderate to strong westerlies
today.

As the front dissipate this evening, a trough will form from Central
Coast to Explorer. The trough will continue to develop to a low over
Southeastern Explorer overnight. The low centre is expected to cross
Vancouver Island Saturday near noon. Gale force winds are expected to
develop near the low Saturday morning then becoming strong southerly
wind over the Strait of Georgia as the low crosses the island and
weakens.

A deep low pressure system is expected to spread gale to storm force
winds across the BC waters Sunday through Monday.

Mackenzie - Mackenzie River Area

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