Aha Rivermouth Surf Break

Lat Long: 26.72° N 128.30° E

Aha Rivermouth 48 hour detailed Surf Forecast

Issued: 8 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Aha Rivermouth sea temperature is
28.2° C
0.9° 

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 (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Evening surf: Evening surf (21 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.

The current surf forecast for Aha Rivermouth at 2PM is: 0.5m 9s primary swell from a East direction (forecast issued at 08:00am July 21). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (21 Jul)1.5ft (0.5m)9s
Afternoon (21 Jul)1.5ft (0.5m)9s
Evening (21 Jul)1.5ft (0.5m)9s

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


Short Range Forecast

Some drizzle, heaviest during Thu night. Warm (max 30°C on Wed afternoon, min 28°C on Tue morning). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
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
1
1
1
1
1
1
1
1
1
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)
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.4
NE
12
0.5
E
10
0.4
ENE
11
0.4
ENE
11
0.7
ENE
11
0.6
ENE
10
0.6
ENE
10
0.6
ENE
10
0.6
ENE
10
0.6
ENE
10
0.5
ENE
10
Wave Graph
Metric surfscale
Energy kJ
43
43
42
42
42
42
42
41
41
41
41
41
47
49
47
103
72
69
80
78
77
56
Wind (km/h)
10
SW
10
W
15
WNW
15
WNW
10
WNW
0
W
5
SW
5
W
5
W
0
WSW
5
ESE
5
SSE
10
SSE
10
SSE
10
SSE
10
S
5
S
5
SE
10
SE
15
SE
10
SE
10
SE
Wind State
off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-off
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross
cross
cross
cross
High Tide
11:20AM1.55m
11:36PM1.77m
12:35PM1.40m
00:23AM1.70m
2:37PM1.34m
Low Tide
5:26AM0.75m
5:13PM0.86m
6:30AM0.78m
5:55PM1.04m
7:49AM0.79m
6:57PM1.19m
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:45
5:45
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:20
7:20
7:19
 mm
Temp °C
27
28
29
29
29
29
29
28
28
28
29
30
30
29
28
28
28
28
29
29
29
29
Feels °C
31
32
33
32
33
35
34
32
33
33
34
34
33
33
32
32
33
32
32
32
33
33
  • 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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