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St. Lawrence - St. Lawrence River: Past 24 Hour Conditions

Warnings

 

Lac Saint-Pierre

10:00 AM EDT 12 September 2026
Disclaimer

This table is a summary of hourly weather conditions for the past 24 hours.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Date / Time
(EDT)		 Wind(knots) Conditions Visibility(km) Pressure(kPa) Air temp(°C) Relative humidity(%) Dew point(°C)
12 September 2026
10:00 SW 9 N/A N/A N/A 15 83 12
9:00 SW 3 N/A N/A N/A 13 93 12
8:00 WSW 4 N/A N/A N/A 13 91 12
7:00 SW 9 N/A N/A N/A 13 91 11
6:00 SSW 8 N/A N/A N/A 12 92 11
5:00 W 6 N/A N/A N/A 12 87 10
4:00 SW 6 N/A N/A N/A 14 91 12
3:00 SW 8 N/A N/A N/A 14 80 11
2:00 W 8 N/A N/A N/A 14 81 11
1:00 W 10 N/A N/A N/A 15 73 10
0:00 WSW 8 N/A N/A N/A 16 71 11
11 September 2026
23:00 WSW 9 N/A N/A N/A 16 63 9
22:00 W 10 N/A N/A N/A 17 61 9
21:00 W 9 N/A N/A N/A 17 58 9
20:00 W 9 N/A N/A N/A 18 58 10
19:00 W 8 N/A N/A N/A 20 47 8
18:00 W 11 N/A N/A N/A 20 41 6
17:00 WSW 11 gusts 16 N/A N/A N/A 20 40 6
16:00 WSW 16 N/A N/A N/A 19 40 5
15:00 W 9 gusts 17 N/A N/A N/A 18 41 5
14:00 WSW 10 gusts 16 N/A N/A N/A 17 48 6
13:00 WSW 9 gusts 18 N/A N/A N/A 16 46 4
12:00 W 8 N/A N/A N/A 15 49 4
11:00 W 11 N/A N/A N/A 14 52 4
10:00 W 10 N/A N/A N/A 13 60 5

If you require additional historical weather information, please visit Climate Data Online

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