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Pointe-des-Monts to Anticosti - northern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 14 July 2026

Tonight and Wednesday.

Gale warning in effect.

Wind southwest 20 to 30 knots with gusts to 45 near thunderstorms. Wind becoming westerly 15 to 25 early this evening then increasing to southwest 25 to 35 late Wednesday morning. Wind becoming west 20 to 30 Wednesday evening.

Showers ending near midnight with a risk of thunderstorms. Scattered showers Wednesday afternoon and evening. Fog patches forming early this evening and dissipating near midnight. Visibility as low as 1 mile in showers and 1 mile or less in fog patches.

Waves

Issued 03:00 PM EDT 14 July 2026
Tonight and Wednesday. Seas 1 to 2 metres.

Extended Forecast

Issued 06:00 PM EDT 14 July 2026
Thursday Wind west 20 to 30 knots.
Friday Wind west 15 to 25 knots.
Saturday Wind west 20 knots increasing to southwest 30.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île-d'Orléans - Quai de St-Jean Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Squall warning in effect

Pointe-des-Monts to Anticosti - northern half

Issued 6:51 PM EDT 14 July 2026 Squalls with wind gusts up to 40 knots, frequent lightning, hail up to 2 centimetres and poor to very poor visibility in thunderstorms heavy at times are expected or occurring in the area.



Poor to very poor visibility may contribute to voyage delays and make marine navigation hazardous. Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately. If you must travel, keep others informed of your planned route and carry appropriate safety equipment including a GPS and satellite phone or marine radio.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Gale warning in effect

Pointe-des-Monts to Anticosti - northern half

Issued 3:00 PM EDT 14 July 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 14 July 2026 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line north-south
over Quebec.
By 8:00 p.m. EDT Wednesday trough located on a line north-south
over the Gulf of St. Lawrence.

St. Lawrence - St. Lawrence River Area

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