St. Lawrence - St. Lawrence River: Regional Summary

Buoys [ Land Stations ]

This table is a summary of weather conditions from buoys in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.

Disclaimer

This table is a summary of weather conditions from buoys in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Wind(knots)	Wave height(m)	Wave period(s)	Pressure(kPa)	Air temp(°C)	Water temp(°C)
Lake Nipissing - 45152 01:00 PM EDT 18 July 2026
W 15 gusts 18	0.34	2.3	100.1	21	23

If you require additional historical weather information please visit Fisheries and Oceans Canada

Land Stations [ Buoys ]

This table is a summary of weather conditions from weather stations in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.

Disclaimer

This table is a summary of weather conditions from weather stations in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Wind(knots)	Conditions	Visibility(km)	Pressure(kPa)	Air temp(°C)	Relative humidity(%)	Dew point(°C)	Humidex
Bagotville, CFB 01:00 PM EDT 18 July 2026
S 10 gusts 15	Mostly Cloudy	40	100.4	24	39	9	25
Baie-Comeau Airport 01:00 PM EDT 18 July 2026
W 14 gusts 21	Cloudy	16	100.6	21	50	11	23
Bas Caraquet 02:00 PM ADT 18 July 2026
NE 2	N/A	N/A	100.8	23	50	12	25
Bathurst Airport 02:00 PM ADT 18 July 2026
WSW 12 gusts 21	Mainly Sunny	16	100.8	28	27	7	*
Beauport 01:00 PM EDT 18 July 2026
NE 3	N/A	N/A	N/A	19	66	13	*
Brier Island 02:00 PM ADT 18 July 2026
SSE 9	N/A	N/A	101.3	15	86	13	*
Cap Tourmente 01:00 PM EDT 18 July 2026
calm	N/A	N/A	100.6	19	73	14	*
Cap-Chat 01:00 PM EDT 18 July 2026
W 10	N/A	N/A	100.6	19	70	13	*
Cap-Rouge 01:00 PM EDT 18 July 2026
SE 1	N/A	N/A	N/A	18	64	11	*
Cap-d'Espoir 01:00 PM EDT 18 July 2026
SW 14	N/A	N/A	100.7	19	68	13	*
Charlo 02:00 PM ADT 18 July 2026
ENE 9	N/A	N/A	100.7	22	47	11	24
Deschambault 01:00 PM EDT 18 July 2026
ESE 3	N/A	N/A	N/A	18	77	14	*
Fundy Park (Alma) 02:00 PM ADT 18 July 2026
S 4	N/A	N/A	N/A	23	45	11	25
Gaspé Airport 01:00 PM EDT 18 July 2026
E 12	Mostly Cloudy	24	100.7	21	55	12	23
Grand Manan 02:00 PM ADT 18 July 2026
SSW 9	N/A	N/A	101.3	19	55	10	*
Greater Moncton Roméo LeBlanc Int'l Airport 02:00 PM ADT 18 July 2026
SSW 5	Mostly Cloudy	24	101.1	24	48	13	27
Jonquière 01:00 PM EDT 18 July 2026
SSW 13	N/A	N/A	100.4	23	41	9	24
Kemptville 01:00 PM EDT 18 July 2026
S 6	N/A	N/A	100.3	19	91	17	*
Kouchibouguac 02:00 PM ADT 18 July 2026
SW 6	N/A	N/A	101.0	26	35	9	27
L'Assomption 01:00 PM EDT 18 July 2026
S 5	N/A	N/A	100.4	18	74	13	*
L'Isle-aux-Grues 01:00 PM EDT 18 July 2026
WSW 3	N/A	N/A	N/A	N/A	N/A	N/A	*
La Baie 01:00 PM EDT 18 July 2026
SW 8	N/A	N/A	100.4	24	41	10	25
La Pocatière 01:00 PM EDT 18 July 2026
WSW 4	N/A	N/A	100.6	21	63	13	24
Lac Memphrémagog 01:00 PM EDT 18 July 2026
SSW 6	N/A	N/A	N/A	17	83	14	*
Lac Saint-Pierre 01:00 PM EDT 18 July 2026
S 9	N/A	N/A	N/A	18	79	14	*
Lemieux 01:00 PM EDT 18 July 2026
SSE 5	N/A	N/A	100.6	18	74	13	*
Miramichi 02:00 PM ADT 18 July 2026
SW 15 gusts 22	N/A	N/A	100.9	27	33	9	*
Miscou Island 02:00 PM ADT 18 July 2026
WSW 11	N/A	N/A	100.8	25	39	10	26
Mistook 12:00 PM EDT 18 July 2026
N/A	N/A	N/A	100.4	21	59	12	23
Mont-Joli Airport 01:00 PM EDT 18 July 2026
W 6	Mostly Cloudy	48	100.6	21	56	12	23
Montréal Metropolitain Airport 01:39 PM EDT 18 July 2026
SSE 10 gusts 17	Cloudy	16	100.3	18	83	15	*
Montréal-Trudeau Int'l Airport 01:12 PM EDT 18 July 2026
SSE 9	Light Rain	24	100.4	18	85	16	*
New Carlisle 01:00 PM EDT 18 July 2026
SW 5	N/A	N/A	100.8	24	37	8	*
Nicolet 01:00 PM EDT 18 July 2026
S 3	N/A	N/A	100.5	18	75	14	*
Normandin 01:00 PM EDT 18 July 2026
SSW 11	N/A	N/A	100.4	18	71	13	*
North Bay Airport 01:00 PM EDT 18 July 2026
W 6	Mist	6	100.1	21	98	20	28
North Cape 02:00 PM ADT 18 July 2026
SW 18	N/A	N/A	101.0	23	57	14	27
Point Lepreau 02:00 PM ADT 18 July 2026
SSE 4	N/A	N/A	101.3	16	77	12	*
Pointe Claveau 01:00 PM EDT 18 July 2026
S 1	N/A	N/A	N/A	22	47	10	23
Pointe de l'Islet 01:00 PM EDT 18 July 2026
S 13 gusts 21	N/A	N/A	N/A	20	52	10	22
Pointe-Noire 01:00 PM EDT 18 July 2026
SSE 7	N/A	N/A	100.5	17	61	9	*
Pointe-au-Père 01:00 PM EDT 18 July 2026
W 4	N/A	N/A	100.6	16	68	10	*
Pointe-des-Monts 01:00 PM EDT 18 July 2026
WSW 8	N/A	N/A	100.6	13	74	8	*
Port Menier 01:00 PM EDT 18 July 2026
SW 14	N/A	N/A	100.7	21	46	9	22
Quebec Lesage Int'l Airport 01:06 PM EDT 18 July 2026
calm	Mostly Cloudy	48	100.7	17	84	15	*
Rivière-du-Loup 01:00 PM EDT 18 July 2026
SW 5	N/A	N/A	100.6	22	51	12	25
Rivière-la-Madeleine 01:00 PM EDT 18 July 2026
W 11	N/A	N/A	100.6	18	61	10	*
Roberval Airport 01:23 PM EDT 18 July 2026
W 5	Rain	13	100.4	17	80	14	*
Saint John Airport 02:00 PM ADT 18 July 2026
SSW 11	Mostly Cloudy	24	101.3	21	50	10	23
Saint-Anicet 01:00 PM EDT 18 July 2026
SSW 2	N/A	N/A	100.3	20	88	18	*
Sainte-Anne-de-Bellevue 01:00 PM EDT 18 July 2026
ESE 5	N/A	N/A	100.4	18	87	16	*
Sainte-Foy - Laval University 01:00 PM EDT 18 July 2026
ESE 1	N/A	N/A	N/A	18	66	12	*
Sept-Îles Airport 01:00 PM EDT 18 July 2026
SW 9 gusts 15	Mostly Cloudy	48	100.6	21	53	11	22
Shawinigan 01:00 PM EDT 18 July 2026
S 10 gusts 15	N/A	N/A	100.5	18	74	13	*
St. Stephen 02:00 PM ADT 18 July 2026
S 4	N/A	N/A	101.2	21	57	13	24
Trois-Rivières 01:00 PM EDT 18 July 2026
S 5	N/A	N/A	100.5	19	75	14	*
Trois-Rivières Airport 01:34 PM EDT 18 July 2026
S 10	Light Rain	16	100.5	18	78	14	*
Yarmouth Airport 02:00 PM ADT 18 July 2026
S 11	Mostly Cloudy	24	101.4	19	78	15	*
Île Bicquette 01:00 PM EDT 18 July 2026
WSW 8	N/A	N/A	N/A	13	83	11	*
Île Rouge 01:00 PM EDT 18 July 2026
S 18	N/A	N/A	N/A	13	76	9	*
Île-d'Orléans - Quai de St-Jean 01:00 PM EDT 18 July 2026
NW 3	N/A	N/A	N/A	19	66	13	*

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

[ Buoys ] [ Land Stations ]

Select a location below:

Zoom-in to make a selection

Map of St. Lawrence - St. Lawrence River marine weather areas

Legend:

Buoy

Land Station

» Tides and Water Levels

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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.