Aoshima Harbour 48 hour detailed Surf Forecast

Lat Long: 31.80° N 131.47° E

Issued: 8 pm 27 Jul 2026 (local time)

Forecast update in hr min

Today's Aoshima Harbour sea temperature is

29.1° C

Aoshima Harbour 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 Aoshima Harbour today (28 Jul):

Morning surf: Morning surf (28 Jul, local time) - 1.5ft (0.5m), 10s period with ESE swell.
Afternoon surf: Afternoon surf (28 Jul, local time) - 1.5ft (0.5m), 10s period with ESE swell.
Evening surf: Evening surf (28 Jul, local time) - 1.5ft (0.5m), 10s period with ESE swell.

The current surf forecast for Aoshima Harbour at 4AM is: 0.6m 10s primary swell from a East-southeast direction and 0.5m 8s secondary swell from a South direction (forecast issued at 08:00pm July 27). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (28 Jul)	1.5ft (0.5m)	10s
Afternoon (28 Jul)	1.5ft (0.5m)	10s
Evening (28 Jul)	1.5ft (0.5m)	10s

Table - waves today at Aoshima Harbour. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 33°C on Tue afternoon, min 26°C on Tue night). Wind will be generally light.
	Mon 27		Tuesday 28								Wednesday 29
	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)	1	1	1	1	1	1	0	0	1	0	1	1	1	1	0	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10
Wave Graph
kJ	57	57	57	78	77	55	55	55	55	55	56	56	56	56	56	56	55	55
Wind (km/h)	W	W	W	W	W	SSE	SE	SSE	SW	NNW	WNW	WNW	W	NNW	ESE	ESE	ENE	NW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	glassy	glassy	cross-off	glassy	glassy	cross	cross	off	cross	cross-off	cross-off	off	glassy	cross-on	cross-on	on	cross-off
High Tide	5:58PM2.00m				4:38AM2.01m					6:31PM2.08m			5:24AM2.09m					7:00PM2.12m
Low Tide			11:19PM1.24m				11:35AM0.14m				11:58PM1.14m					12:13PM0.10m


	—	—	—	5:26	—	—	—	—	—	—	—	5:26	—	—	—	—	—	—
	7:14	—	—	—	—	—	—	—	7:14	—	—	—	—	—	—	—	7:13	—
mm	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	30	28	27	27	27	29	31	32	33	29	28	27	26	30	31	31	30	29
Feels °C	34	32	31	31	32	34	34	34	37	33	32	31	29	34	33	34	35	34
Swell 1 Height (m) Direction Period (s)	S 8	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	S 5	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10
kJ	36	57	57	78	77	55	55	55	55	11	56	56	56	56	56	56	55	55
Swell 2 Height (m) Direction Period (s)	ESE 10	S 8	S 8	S 8	S 8	S 8	S 8	S 8	S 8	ESE 10	S 5	S 8	S 8	S 8	S 8	S 8	S 8	S 7
kJ	57	36	36	35	34	32	21	21	20	55	8	20	19	10	10	10	10	10
Swell 3 Height (m) Direction Period (s)	ESE 14	ESE 14	S 3	S 3	E 16	SE 14	ESE 14	ESE 13	SE 13	S 8	S 8	ESE 13	ESE 13	ESE 13	SE 13	SE 13	SE 13	E 14
kJ	19	19	2	1	5	7	18	17	7	11	11	18	17	17	7	7	7	4
Wind waves Height (m) Direction Period (s)	S 3	S 3	SSW 4	SW 4	SW 3	SW 3	SSW 3	S 3	S 4	SSW 5	NNW 2	NNW 2	SW 4	—	—	—	—	—
kJ	1	2	7	6	3	2	1	1	9	19	1	1	2	—	—	—	—	—
Nearest Offshore or Glassy	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Udo Shrine Kyu Shu	Dragons Leaf Kyu Shu	Aoshima Harbour Kyu Shu	Sosanji Rivermouth Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Unnamed Kyu Shu	Nichinan Kyu Shu	Golfcourse Kyu Shu	Aoshima Harbour Kyu Shu
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	0	0	19	118	0	3	0	0	0	0	22	23	9	0
Best forecast wave conditions in Kyu Shu	Kodogawa	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Udo Shrine	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Kojima	Kojima	Dragons Leaf	Dragons Leaf
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Best forecast wave conditions in Japan	Kaiser's (Hachijojima Island) Izu Islands	Nunoshima Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Nunoshima Shikoku	Nunoshima Shikoku	Keta Reef Oshima Izu Islands	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Kaifu Rivermouth Shikoku	Big Ben Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	2	1	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Header Global	Dolphin Point South Africa	Chameau Mauritius	Chameau Mauritius	Chameau Mauritius	Gerickes Point South Africa	Gerickes Point South Africa	Fish Boma South Africa	Cape St Martin South Africa	Etang-Sale Reunion	Cape St Martin South Africa	Trial Harbour Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Ahijedero Mexico	Point Roadnight Australia	Point Roadnight Australia
Rating (10 max)	5	5	5	5	7	6	6	5	5	5	9	5	5	5	5	4	8	7

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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Aoshima Harbour 48 hour detailed Surf Forecast

How big are the waves at Aoshima Harbour today (28 Jul):

Short Range Forecast

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