Aha Rivermouth Surf Break

Lat Long: 26.72° N 128.30° E

Aha Rivermouth 48 hour detailed Surf Forecast

Issued: 8 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aha Rivermouth sea temperature is
28.3°C
0.5° 

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


How big are the waves at Aha Rivermouth today (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 1.5ft (0.4m), 9s period with ENE swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 9s period with ENE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 12s period with ESE swell.

The current surf forecast for Aha Rivermouth at 2PM is: 0.4m 9s primary swell from a East-northeast direction and 0.6m 4s secondary swell from a East-southeast direction (forecast issued at 08:00am August 23). An open ocean swell of 0.8m 10s is not directed at the surf break, a second open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)1.5ft (0.4m)9s
Afternoon (23 Aug)1.5ft (0.4m)9s
Evening (23 Aug)1.5ft (0.4m)12s

Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 38mm), heaviest during Tue night. Warm (max 29°C on Tue morning, min 27°C on Sun night). Winds increasing (light winds from the ESE on Sun night, extremely windy from the NW by Tue night).

Sunday
23
Monday
24
Tuesday
25
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
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)
0.3
SE
10
0.4
ENE
9
0.4
ENE
9
0.4
ENE
9
0.4
ENE
10
0.4
ESE
12
0.4
ESE
12
0.5
ESE
13
0.5
ESE
13
0.6
ESE
16
1
ESE
15
1.6
ESE
16
1.9
ESE
16
2.3
E
17
3
E
18
3.5
E
18
4.5
E
18
5
E
17
5
E
16
5.5
E
16
6
E
16
6
ENE
15
Wave Graph
Metric surfscale
Energy kJ
16
27
26
27
32
52
60
96
98
196
487
1240
1940
3235
5825
8317
11679
14114
11791
13929
17215
16050
Wind (km/h)
20
SE
20
ESE
25
ESE
20
ESE
25
ESE
25
ESE
15
ESE
20
ESE
20
ESE
25
E
25
E
25
E
25
ENE
25
ENE
30
NE
25
NNE
30
NNE
40
N
45
N
55
N
70
N
85
NNW
Wind State
cross
cross
cross
cross
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
5:43PM1.53m
3:31AM1.54m
6:01PM1.65m
4:36AM1.64m
6:20PM1.74m
Low Tide
9:56AM0.75m
10:37PM1.33m
10:52AM0.63m
11:23PM1.21m
11:30AM0.52m
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:55
6:54
 mm
2
1
1
1
1
3
Temp °C
27
28
28
28
28
28
27
27
27
27
28
28
28
28
27
27
28
28
29
29
29
27
Feels °C
29
30
29
30
29
30
30
29
29
28
30
29
30
30
28
28
29
27
27
25
22
16
  • 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 Aha Rivermouth 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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