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

Warnings

 

Kemptville

10:00 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
10:00 W 1 N/A N/A 101.1 20 79 17 25
9:00 SW 2 N/A N/A 101.1 19 92 18 *
8:00 WSW 1 N/A N/A 101.1 17 92 16 *
7:00 SW 1 N/A N/A 101.0 15 100 15 *
6:00 SW 2 N/A N/A 101.0 14 100 14 *
5:00 calm N/A N/A 101.0 15 100 15 *
4:00 W 2 N/A N/A 101.0 16 100 16 *
3:00 SW 1 N/A N/A 101.0 15 100 15 *
2:00 calm N/A N/A 101.0 15 100 15 *
1:00 SW 2 N/A N/A 101.0 16 100 16 *
0:00 calm N/A N/A 101.0 16 100 16 *
11 August 2026
23:00 calm N/A N/A 101.0 16 100 16 *
22:00 calm N/A N/A 101.0 17 99 17 *
21:00 calm N/A N/A 101.0 18 93 17 *
20:00 WSW 1 N/A N/A 101.0 20 82 17 26
19:00 WNW 3 N/A N/A 101.0 25 54 15 29
18:00 WNW 6 N/A N/A 100.9 26 50 15 30
17:00 NNW 5 N/A N/A 100.9 26 49 15 30
16:00 NNW 4 N/A N/A 101.0 25 52 15 29
15:00 N 5 N/A N/A 101.0 26 48 14 29
14:00 NW 5 N/A N/A 101.0 27 46 14 30
13:00 NW 6 N/A N/A 101.1 26 50 15 30
12:00 WNW 3 N/A N/A 101.1 25 58 17 30
11:00 WNW 4 N/A N/A 101.1 24 65 17 29
10:00 W 4 N/A N/A 101.2 23 76 18 29

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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