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

Warnings

 

Lemieux

01:00 AM EDT 12 August 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) Humidex
12 August 2026
1:00 WNW 1 N/A N/A 100.7 14 98 13 *
0:00 S 2 N/A N/A 100.7 15 98 14 *
11 August 2026
23:00 S 1 N/A N/A 100.7 16 97 16 *
22:00 WSW 2 N/A N/A 100.8 18 92 16 *
21:00 calm N/A N/A 100.8 18 96 17 *
20:00 SW 5 N/A N/A 100.7 19 81 15 *
19:00 SW 2 N/A N/A 100.6 21 90 20 28
18:00 SW 3 N/A N/A 100.6 24 63 17 29
17:00 WSW 4 N/A N/A 100.6 22 67 16 26
16:00 WSW 4 N/A N/A 100.7 24 62 16 29
15:00 W 7 N/A N/A 100.7 24 58 15 28
14:00 W 5 N/A N/A 100.7 24 61 16 28
13:00 W 5 N/A N/A 100.7 23 66 16 28
12:00 WNW 5 N/A N/A 100.8 22 72 16 27
11:00 WNW 5 N/A N/A 100.8 21 75 17 26
10:00 WNW 8 N/A N/A 100.8 20 80 16 25
9:00 WNW 5 N/A N/A 100.8 20 87 17 *
8:00 W 5 N/A N/A 100.8 19 93 18 *
7:00 WSW 4 N/A N/A 100.7 19 96 18 *
6:00 SW 3 N/A N/A 100.7 18 97 18 *
5:00 WSW 2 N/A N/A 100.7 18 96 18 *
4:00 SW 4 N/A N/A 100.7 18 96 17 *
3:00 SW 5 N/A N/A 100.7 18 96 17 *
2:00 SSW 4 N/A N/A 100.8 19 94 18 *
1:00 SSW 5 N/A N/A 100.8 19 94 18 *

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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