Cow Bay Surf Break

Lat Long: 51.44° S 57.87° W

Cow Bay 48 hour detailed Surf Forecast

Issued: 2 pm 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cow Bay sea temperature is
4.8°C
0.3° 

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


How big are the waves at Cow Bay today (16 Sep):

  • Afternoon surf: Afternoon surf (16 Sep, local time) - 5ft (1.5m), 6s period with NNW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 6ft (1.9m), 8s period with N swell.

The current surf forecast for Cow Bay at 5PM is: 1.6m 7s primary swell from a North-northwest direction and 0.8m 10s secondary swell from a South-southeast direction, 0.2m 9s secondary swell from a East-southeast direction (forecast issued at 02:00pm September 16). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (16 Sep)--
Afternoon (16 Sep)5ft (1.5m)6s
Evening (16 Sep)6ft (1.9m)8s

Table - waves today at Cow Bay. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed afternoon. Mild temperatures (max 9°C on Sat morning, min 4°C on Wed afternoon). Winds decreasing (strong winds from the NW on Wed afternoon, light winds from the W by Thu night).

Wed
16
Thursday
17
Friday
18
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
2
2
0
0
0
0
2
2
2
1
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
Wave
Height (m)
Direction
Period (s)
0.9
SSE
10
1.5
NNW
6
1.7
N
7
1.9
N
8
2.2
NNW
8
1.6
N
9
1.5
N
9
1.4
N
9
1.3
N
9
1.2
N
10
1.1
N
9
1
SSE
9
0.9
SSE
9
0.9
SSE
9
0.7
SSE
9
0.7
SSE
9
1.1
N
8
1.3
N
5
1.7
N
7
1.8
N
8
Wave Graph
Metric surfscale
Energy kJ
163
177
278
424
682
381
367
334
295
257
207
166
129
111
79
79
161
90
270
362
Wind (km/h)
40
NW
40
NW
40
NNW
40
NW
25
WNW
20
W
35
SSW
30
SW
30
SSW
30
SSW
25
SW
10
W
15
NW
20
WNW
25
WNW
25
NNW
30
N
35
N
40
NNW
35
NW
Wind State
cross-off
cross-off
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
High Tide
10:17AM1.60m
11:05PM1.31m
10:53AM1.52m
00:02AM1.17m
11:37AM1.44m
Low Tide
4:30PM0.49m
4:01AM0.77m
5:24PM0.59m
4:29AM0.88m
6:42PM0.68m
cloud
cloud
light rain
light rain
light rain
cloud
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
clear
clear
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:39
6:40
 mm
2
2
1
1
1
Temp °C
4
4
4
5
5
5
4
4
5
5
5
4
4
5
5
5
7
7
6
6
Feels °C
-6
-6
-5
-4
-1
-1
-4
-3
-3
-3
-2
0
-1
-1
-1
-1
-1
-2
-3
-2
  • 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 Cow Bay 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.


Nearest locationNearest