St Catharines Surf Break
Lat Long: 43.27° N 79.12° W

St Catharines 48 hour detailed Surf Forecast

Weather Forecast for St Catharines

Issued: 7 pm 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's St Catharines sea temperature is
14.0° C

1.1°C warmer than normal for this time of year

St Catharines surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 21mm), heaviest during Wed night. Warm (max 25°C on Thu afternoon, min 16°C on Mon night). Wind will be generally light.

Mon
8
Tuesday
9
Wednesday
10
Thu
11
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Wind (km/h)
15
NE
15
ENE
10
ENE
5
ENE
0
NW
5
E
5
N
5
NNE
5
SW
15
S
20
SSE
20
SSW
20
SSW
20
SW
20
SW
20
WSW
20
WSW
10
WSW
5
SSW
15
SSW
20
SSW
20
SW
20
SW
15
WNW
Wind State
on
on
on
glassy
glassy
glassy
glassy
on
off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
cross-off
High Tide
Low Tide
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light rain
light rain
light rain
rain showers
light rain
rain showers
cloud
part cloud
part cloud
clear
part cloud
thunderstorm
light rain
light rain
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:53
8:54
8:54
8:55
 mm
3
2
2
2
1
1
1
5
2
2
Temp °C
17
16
17
16
16
17
20
21
22
22
21
20
20
20
21
24
24
23
23
21
19
19
22
23
Feels °C
15
14
16
16
17
18
21
22
24
24
21
20
19
20
21
25
24
25
26
23
18
18
23
24
Swell 1
Height (m)
Direction
Period (s)
Energy kJ
Swell 2
Height (m)
Direction
Period (s)
Energy kJ
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
705
759
1160
976
566
628
628
2757
2762
1263
691
676
691
691
1032
3056
3056
2720
592
691
584
534
529
561
Best forecast wave conditions in Lake Ontario - Canada
Rating
(10 max)
Best forecast wave conditions in Canada
Rating
(10 max)
2
2
2
2
1
2
1
1
1
4
4
4
4
4
4
2
Header Global
Rating
(10 max)
6
9
9
8
7
6
5
5
5
5
5
4
7
8
8
9
9
9
7
6
8
6
6
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our St Catharines surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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