Double Mouth Surf Break

Lat Long: 32.71° S 28.33° E

Double Mouth 48 hour detailed Surf Forecast

Issued: 1 am 02 Sep 2026 (local time)

Forecast update in  hr  min

Today's Double Mouth sea temperature is
20.2°C
0.3° 

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 (02 Sep):

  • Morning surf: Morning surf (02 Sep, local time) - 5.5ft (1.7m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (02 Sep, local time) - 5.5ft (1.7m), 14s period with SSW swell.
  • Evening surf: Evening surf (02 Sep, local time) - 4.5ft (1.4m), 14s period with SSW swell.

The current surf forecast for Double Mouth at 6AM is: 1.6m 14s primary swell from a South-southwest direction (forecast issued at 01:00am September 02). An open ocean swell of 0.7m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (02 Sep)5.5ft (1.7m)14s
Afternoon (02 Sep)5.5ft (1.7m)14s
Evening (02 Sep)4.5ft (1.4m)14s

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


Short Range Forecast

Heavy rain (total 33mm), heaviest during Thu night. Warm (max 22°C on Thu morning, min 16°C on Wed morning). Winds increasing (light winds from the NE on Wed night, fresh winds from the SSE by Thu night).

Wednesday
2
Thursday
3
Friday
4
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
5 PM
8 PM
11 PM
Rating
(10 max)
3
3
4
3
2
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
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)
1.3
SSW
14
1.5
SSW
14
1.7
SSW
14
1.8
SSW
14
1.8
SSW
14
1.7
SSW
14
1.5
SSW
14
1.3
SSW
14
1.2
SSW
13
1.1
SSW
12
1.1
SSW
12
0.8
SSW
11
1.1
SSW
11
0.9
SSW
11
1.7
S
6
2.5
S
8
3.5
SSE
8
3.5
SSE
9
3.5
SSE
10
2.5
SE
9
2.5
SSE
9
3
SSE
9
2.5
SSE
9
1.8
SE
8
Wave Graph
Metric surfscale
Energy kJ
682
934
1175
1370
1301
1191
874
653
465
383
365
158
285
191
211
852
1520
2044
2127
1034
947
1229
969
423
Wind (km/h)
10
WSW
15
WSW
10
WSW
10
S
15
ESE
15
E
15
ENE
20
NE
20
NE
5
NE
15
WSW
15
SSW
20
S
20
SSW
30
S
25
S
30
SSE
40
SSE
25
SSE
25
SSE
25
SE
20
SE
15
ESE
20
E
Wind State
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
High Tide
6:14AM1.43m
6:36PM1.50m
6:51AM1.29m
7:18PM1.34m
7:40AM1.13m
8:22PM1.17m
Low Tide
00:13AM0.18m
12:18PM0.19m
00:51AM0.30m
12:56PM0.33m
1:38AM0.45m
1:48PM0.50m
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
cloud
cloud
part cloud
thunderstorm
mod rain
heavy rain
mod rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:50
5:51
 mm
2
6
18
6
1
Temp °C
16
16
16
18
18
18
18
18
19
18
19
22
22
20
18
17
18
17
17
17
17
17
16
16
Feels °C
15
15
16
18
17
17
17
17
18
19
18
21
21
19
14
14
14
10
12
12
12
12
12
12
  • 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 

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