Language selection

Government of Canada / Gouvernement du Canada

Search

Weather shortcuts

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

Warnings

 

Montréal-Trudeau Int'l Airport

03:00 AM EDT 11 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
11 August 2026
3:00 W 3 Mostly Cloudy 24 100.8 19 94 18 *
2:00 W 5 Mostly Cloudy 24 100.9 19 91 18 *
1:00 WSW 7 Mostly Cloudy 24 100.9 19 92 18 *
0:00 WSW 8 Light Rainshower 24 100.9 19 92 18 *
10 August 2026
23:00 SW 8 Mostly Cloudy 24 100.9 21 91 19 28
22:00 SSW 6 Mostly Cloudy 24 100.9 20 92 19 27
21:00 SE 5 Mostly Cloudy 24 100.9 21 92 19 27
20:00 SSE 4 Light Rainshower 24 100.9 21 89 19 28
19:00 SSW 12 Light Rainshower 19 101.0 22 84 19 29
18:00 SE 6 Light Rainshower 19 100.9 23 75 19 30
17:00 SE 5 Light Rainshower 19 101.0 24 69 18 30
16:00 SSE 5 Cloudy 24 101.1 26 54 16 30
15:00 WSW 2 Mostly Cloudy 24 101.2 26 58 17 30
14:00 W 4 Mostly Cloudy 24 101.2 25 55 16 30
13:00 SW 6 Mostly Cloudy 24 101.3 26 56 16 31
12:00 SW 5 Mostly Cloudy 24 101.3 26 60 17 31
11:00 SSW 6 Mostly Cloudy 24 101.4 24 66 18 30
10:00 WSW 6 Partly Cloudy 24 101.4 24 65 17 29
9:00 WSW 8 Partly Cloudy 48 101.4 22 73 17 28
8:00 SW 6 Cloudy 48 101.4 21 82 18 27
7:00 SW 6 Cloudy 48 101.4 21 84 18 27
6:00 SSW 10 Cloudy 48 101.4 21 89 19 27
5:00 SSE 4 Light Rain 24 101.4 21 88 19 27
4:00 WSW 3 Mostly Cloudy 24 101.5 20 89 19 27
3:00 WSW 4 Light Rain 24 101.5 21 86 18 27

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

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

Weather shortcuts


How to use
  • Add to shortcuts
    • Go to the desired page on the site, open the Weather shortcuts menu and click on the "Add to shortcuts" button
    • Page name will display in the "Add this page" window, the name can be changed by highlighting the text and entering the desired name
    • Click on the "Save" button to add the link to the list
    • Click on the "X" button to close the panel
  • Delete a link
    • Click on the "Organize shortcuts" button
    • Select the link to delete
    • Click on the "Delete" button to remove the link from the list
    • Click on the "Close" button to save the change
  • Move a link up/down the list
    • Click on the "Organize shortcuts" button
    • Click and hold the link and move to new location in the list
    • Click on the "Close" button to save the change
  • Rename a link
    • Click on the "Organize shortcuts" button
    • Select the link to rename
    • Click on the "Rename" button and change the link name
    • Click the enter or tab key
    • Click on the "Close" button to save the change
  • Keyboard navigation
    • Use the Tab key to move to a button or link
    • Use the Enter key to click on buttons or links
    • Organize shortcuts navigation
      • Use the ↑ Up key to select the link above. If none are selected, it will select the first link.
      • Use the ↓ Down key to select the link below. If none are selected, it will select the last link.
      • Use the Page Up key to move a selection up in the list.
      • Use the Page Down key to move a selection down in the list.
  • Restore default list

    Warning: Clicking on the button below will remove all your customized links.

Customized Weather shortcuts

Save your customized list as a bookmark.

Copy/paste or click on the link below then when the page displays, you can bookmark the page using the web browser. Bookmarking your customized list will allow you to access it even if the local storage on your device is erased.

Features

Colour-coded weather alerts

Learn more about weather alerting in Canada

Thunderstorm Outlooks

Find the Thunderstorm Outlook for your area.

Feedbackabout this web site
Date modified: