Surf Bay Surf Break

Lat Long: 51.70° S 57.77° W

Surf Bay 48 hour detailed Surf Forecast

Issued: 2 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Surf Bay sea temperature is
4.8°C
0.4° 

Surf 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 Surf Bay today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 2.5ft (0.7m), 8s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 4.5ft (1.3m), 5s period with S swell.
  • Evening surf: Evening surf (20 Sep, local time) - 7ft (2.1m), 7s period with S swell.

The current surf forecast for Surf Bay at 6AM is: 0.7m 8s primary swell from a South-southwest direction (forecast issued at 02:00am September 20). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (20 Sep)2.5ft (0.7m)8s
Afternoon (20 Sep)4.5ft (1.3m)5s
Evening (20 Sep)7ft (2.1m)7s

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


Short Range Forecast

Mostly dry. Mild temperatures (max 5°C on Tue afternoon, min 2°C on Sun night). Winds decreasing (near gales from the SSE on Sun night, light winds from the WSW by Tue afternoon).

Sunday
20
Monday
21
Tuesday
22
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
1
3
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)
0.6
SSW
8
0.6
SSW
8
0.7
SSW
8
0.7
SSW
8
1
S
8
1.3
S
5
1.6
S
6
2.1
S
7
2.4
S
7
2.5
S
8
2.5
S
7
2.3
SSE
7
2.1
SSE
7
2
SSE
7
2
SSE
6
1.8
S
6
1.7
S
6
1.4
E
8
1.7
E
11
1.7
E
11
1.7
E
11
1.7
E
11
1.6
E
11
1.5
E
11
Wave Graph
Metric surfscale
Energy kJ
47
47
62
68
130
77
152
378
603
699
679
512
407
339
291
255
228
271
637
637
673
673
585
507
Wind (km/h)
10
ESE
5
SSE
15
SSE
20
S
40
S
35
S
50
S
50
SSE
50
SSE
45
SSE
40
SSE
40
SSE
40
SSE
35
SSE
40
S
35
S
35
SSW
30
SSW
30
SW
30
SW
25
WSW
20
WSW
25
W
20
WNW
Wind State
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
2:52AM1.10m
1:16PM1.34m
3:57AM1.14m
2:44PM1.41m
4:29AM1.19m
3:46PM1.50m
Low Tide
6:24AM1.05m
9:08PM0.60m
8:27AM0.98m
10:01PM0.54m
9:26AM0.87m
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:43
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:45
6:46
 mm
Temp °C
5
5
5
4
4
4
3
2
2
2
2
2
2
2
2
3
3
3
3
3
4
5
5
3
Feels °C
2
2
1
-2
-5
-5
-9
-11
-10
-10
-9
-9
-8
-8
-8
-7
-6
-6
-5
-5
-3
-1
-3
-3
  • 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 Surf 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.


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