Howe Sound
Forecast
Marine Forecast
Issued 04:00 AM PDT 16 May 2026
Today Tonight and Sunday.
Waterspout watch in effect.
Wind variable 5 to 15 knots becoming southerly inflow 10 to 20 late this morning then becoming northerly outflow 10 to 15 near midnight. Wind becoming southerly inflow 10 to 20 Sunday morning then becoming variable 10 Sunday evening.
Scattered showers ending this evening with a risk of thunderstorms early this morning and this afternoon and this evening.
Extended Forecast
Issued 04:00 AM PDT 16 May 2026
Monday
Wind light increasing to southerly inflow 10 to
20 knots in the afternoon.
Tuesday
Wind light increasing to southerly inflow 15
to 25 knots.
Wednesday
Wind northerly outflow 10 to 20 knots
becoming southerly inflow 10 to 20.
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
Watches (In effect)
Waterspout watch in effect
Howe Sound
Issued 07:08 AM PDT 16 May 2026 Conditions are favourable for the development of waterspouts.Where: Strait of Georgia, Howe Sound, West Coast Vancouver Island South
When: This morning
Additional Information:
An upper trough is over the south coast of B.C. this morning, bringing a cool and unstable airmass. This airmass gives conditions favourable for waterspouts to develop.
Mariners are urged to take all necessary precautions and prepare for the possibility of waterspout activity. Postpone voyage or seek safe harbour if possible. Keep in mind that waterspouts cannot be seen at night and may strike suddenly. Waterspouts sometimes appear as funnel clouds with swirling water visible near the surface.
Waterspouts are generated by weak rotation under rapidly growing clouds or weak thunderstorms. Under favourable conditions, this weak rotation could intensify and become a tornado.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 4:00 AM PDT 16 May 2026 Today Tonight and Sunday At 4:00 a.m. PDT today trough located over the Strait of Georgia.By 11:00 a.m. PDT today departing trough located over Washington
State.
At 4:00 a.m. PDT today ridge located on a line north-south over
Bowie.
By midnight PDT tonight ridge located over the Alaska panhandle
to Explorer.
At 9:30 p.m. PDT tonight frontal system located west of Bowie.
By midnight PDT Sunday frontal system located from the North Coast
to Haida Gwaii then to Explorer.
Marine Weather Statement
Issued 3:43 AM PDT 16 May 2026 A trough over the South Coast will create conditions favourable forwaterspout development over the Strait of Georgia, Howe Sound, and
west coast Vancouver Island from now through midday today.
A ridge of high pressure will build over the offshore waters today.
As the ridge approaches the coast, gale force westerlies will develop
through Juan de Fuca Strait late this afternoon before easing to
strong westerlies tonight.
Pacific - South Coast Area
- Bowie - southern half
- Central Coast from McInnes Island to Pine Island
- Explorer - northwestern half
- Explorer - southeastern half
- Haro Strait
- Hecate Strait - southern half
- Howe Sound
- Johnstone Strait
- Juan de Fuca Strait - central strait
- Juan de Fuca Strait - east entrance
- Juan de Fuca Strait - west entrance
- Queen Charlotte Sound - eastern half
- Queen Charlotte Sound - western half
- Queen Charlotte Strait
- Strait of Georgia - north of Nanaimo
- Strait of Georgia - south of Nanaimo
- West Coast Haida Gwaii - southern half
- West Coast Vancouver Island North
- West Coast Vancouver Island South
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ATOM