Aha Rivermouth 48 hour detailed Surf Forecast

Lat Long: 26.72° N 128.30° E

Issued: 8 am 23 Oct 2026 (local time)

Forecast update in hr min

Today's Aha Rivermouth sea temperature is

27.8°C

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

Surf Forecasts:

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

Morning surf: Morning surf (23 Oct, local time) - 2.5ft (0.8m), 8s period with N swell.
Afternoon surf: Afternoon surf (23 Oct, local time) - 1.5ft (0.5m), 8s period with N swell.
Evening surf: Evening surf (23 Oct, local time) - 1ft (0.3m), 8s period with NNW swell.

The current surf forecast for Aha Rivermouth at 5PM is: 0.4m 8s primary swell from a North-northwest direction (forecast issued at 08:00am October 23). An open ocean swell of 5.0m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & Date	Wave Height	Wave Period
Morning (23 Oct)	2.5ft (0.8m)	8s
Afternoon (23 Oct)	1.5ft (0.5m)	8s
Evening (23 Oct)	1ft (0.3m)	8s

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

	Short Range Forecast Heavy rain (total 23mm), heaviest during Fri morning. Warm (max 27°C on Fri morning, min 26°C on Sat night). Winds decreasing (strong winds from the ESE on Fri morning, light winds from the SSW by Sun night).
	Friday 23						Saturday 24								Sunday 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	1	0	1	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NNW 8	N 8	N 8	N 8	NNW 8	NNW 8	N 8	N 8	SSE 12	SSE 12	SSE 10	SSE 10	SSE 10	SSE 9	N 9	ENE 10	NE 10	E 9	ESE 9	ESE 9	ESE 9	ESE 9
Wave Graph
kJ	115	86	48	32	20	11	10	4	0	0	0	0	0	0	2	11	26	45	199	197	208	260
Wind (km/h)	ESE	ESE	ESE	SE	SE	SE	SE	SE	SE	SE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide	4:38AM1.64m				5:02PM1.78m				5:22AM1.78m				5:29PM1.87m					6:02AM1.89m			5:57PM1.94m
Low Tide			10:45AM0.58m				11:13PM0.54m				11:23AM0.55m				11:46PM0.35m				11:59AM0.55m


	6:30	—	—	—	—	—	—	—	6:30	—	—	—	—	—	—	—	6:31	—	—	—	—	—
	—	—	—	5:52	—	—	—	—	—	—	—	5:51	—	—	—	—	—	—	—	5:50	—	—
mm	7	2	1	2	2	1	1	2	2	2	1	2	1	1	1	1	1	—	—	—	—	—
Temp °C	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	26	26	27	27	26	26
Feels °C	24	23	24	23	24	24	24	24	24	24	24	25	25	25	26	27	26	26	29	29	28	30
Swell 1 Height (m) Direction Period (s)	NNW 8	N 8	N 8	N 8	NNW 8	NNW 8	N 8	N 8	—	SSW 12	—	SSW 12	SW 13	SW 13	SW 12	SW 12	SW 11	SW 11	ESE 9	S 8	ESE 9	ESE 9
kJ	115	86	48	32	20	11	10	4	—	4026	—	1119	405	480	531	448	241	198	199	187	208	260
Swell 2 Height (m) Direction Period (s)	NNW 8	N 8	NNW 8	—	—	—	—	—	—	—	—	—	—	—	N 9	ENE 10	NE 10	E 9	SW 10	ESE 9	S 8	S 8
kJ	55	35	22	—	—	—	—	—	—	—	—	—	—	—	2	11	26	45	184	197	130	95
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	N 9	N 9	ENE 10	ENE 9	SW 10	SW 9	W 11
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	6	6	37	34	108	54	85
Wind waves Height (m) Direction Period (s)	SE 14	SSE 14	SSE 14	SSE 14	SSE 14	SSE 14	SSE 14	SSE 13	SSE 12	SSE 12	SSE 10	SSE 10	SSE 10	SSE 9	SSE 8	SSE 8	SSE 8	SSE 8	S 8	—	—	—
kJ	9469	9723	10429	10253	10299	9518	8305	6297	5568	4530	3325	2738	1874	1490	1027	844	738	560	260	—	—	—
Nearest Offshore or Glassy	Unnamed Kyu Shu	Nagata Kyu Shu	Nomozaki Kyu Shu	Nomozaki Kyu Shu	Nomozaki Kyu Shu	Nomozaki Kyu Shu	Unnamed Kyu Shu	Takanabe Kyu Shu	Uchiumi Kyu Shu	Aoshima Kyu Shu	Barrels North	Kangjeong (Jejudo Island) South Korea	Golfcourse Kyu Shu	Aoshima Kyu Shu	Aoshima Harbour Kyu Shu	Uchiumi Kyu Shu	Curren's Point Kyu Shu	Chokusen Kyu Shu	Udo Shrine Kyu Shu	Maeda Point Okinawa	Sesako Island Okinawa	Aha Rivermouth Okinawa
Rating (10 max)	4	4	1	2	2	2	4	4	4	5	3	5	4	4	3	4	2	3	3	1	1	2
Distance (km)	690	595	693	693	693	693	690	681	640	644	683	746	651	644	644	640	639	627	627	60	44	0
Best forecast wave conditions in Okinawa																				Maeda Point	Sesako Island	Steps
Rating (10 max)																				1	1	2
Best forecast wave conditions in Japan	Niyodo Rivermouth Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Nunoshima Shikoku	Osaki Point Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Chikura Chiba	Omaezaki Shizuoka	Omaezaki Shizuoka	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	4	4	4	4	4	4	4	4	4	5	4	5	4	4	5	4	5	4	3	3	3	3
Header Global	Benkunqut Indonesia	Krui Indonesia	Benkunqut Indonesia	Bawa Indonesia	Cavalos de Fao Portugal	Benkunqut Indonesia	Bali Village Indonesia	Bali Village Indonesia	Benkunqut Indonesia	Benkunqut Indonesia	Deba Spain	Deba Spain	Trial Harbour Australia	Purakaunui Bay New Zealand	Purakaunui Bay New Zealand	Outside Corner Indonesia	Niyodo Rivermouth Japan	Afife Portugal	El Huerto Spain	El Huerto Spain	Deba Spain	Rio Nexpa Mexico
Rating (10 max)	6	6	5	5	6	5	5	5	5	5	6	5	5	6	5	5	5	4	5	5	5	5

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Aha Rivermouth 48 hour detailed Surf Forecast

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

Short Range Forecast

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