Double Mouth Surf Break

Lat Long: 32.71° S 28.33° E

Double Mouth 48 hour detailed Surf Forecast

Issued: 7 pm 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Double Mouth sea temperature is
18.2°C
1.6° 

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


How big are the waves at Double Mouth today (16 Sep):

  • Afternoon surf: Afternoon surf (16 Sep, local time) - 6ft (1.8m), 6s period with SSW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 5.5ft (1.7m), 7s period with SSW swell.

The current surf forecast for Double Mouth at 11PM is: 1.5m 7s primary swell from a South direction and 0.6m 15s secondary swell from a Southwest direction (forecast issued at 07:00pm September 16). An open ocean swell of 1.3m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (16 Sep)--
Afternoon (16 Sep)6ft (1.8m)6s
Evening (16 Sep)5.5ft (1.7m)7s

Table - waves today at Double Mouth. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 59mm), heaviest during Thu night. Very mild (max 19°C on Sat afternoon, min 13°C on Thu morning). Wind will be generally light.

Wed
16
Thursday
17
Friday
18
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
Rating
(10 max)
0
0
0
0
0
0
1
2
2
3
0
0
1
1
0
0
0
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
SSW
6
1.9
SSW
7
1.5
S
7
1.3
S
7
0.9
SW
14
1.1
SSW
8
1.2
E
10
1.3
E
10
1.6
E
10
2.4
ESE
8
1.8
E
10
2
E
9
2.4
ESE
8
2.5
ESE
8
2.4
ESE
9
2.5
ESE
9
2.4
ESE
9
2.2
E
9
2.2
E
9
Wave Graph
Metric surfscale
Energy kJ
233
316
214
149
313
147
308
353
494
763
575
580
801
885
880
971
860
777
758
Wind (km/h)
35
SSW
25
SSW
15
SW
20
S
20
SSE
20
SE
15
SE
10
SSE
10
S
10
SE
25
ESE
20
ESE
20
ESE
20
E
25
E
25
E
25
ENE
20
ENE
25
ENE
Wind State
cross-on
cross
cross
cross-on
on
on
on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
6:13PM1.38m
6:24AM1.24m
6:37PM1.24m
6:50AM1.10m
7:05PM1.09m
Low Tide
00:22AM0.36m
12:26PM0.42m
00:50AM0.50m
12:54PM0.57m
light rain
light rain
light rain
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
mod rain
mod rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:58
5:59
6:00
 mm
2
4
3
5
6
4
3
3
5
5
8
7
1
1
1
Temp °C
15
15
14
14
14
14
13
13
13
13
14
16
17
16
17
18
17
17
17
Feels °C
9
11
12
11
11
11
10
11
12
12
10
12
13
12
12
13
12
14
13
  • 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 Double Mouth 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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