Aoshima Harbour 48 hour detailed Surf Forecast

Lat Long: 31.80° N 131.47° E

Issued: 2 am 28 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 6AM is: 0.6m 10s primary swell from a East-southeast direction and 0.5m 8s secondary swell from a South direction (forecast issued at 02:00am July 28). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be glassy.

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.
	Tuesday 28								Wednesday 29								Thursday 30
	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	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM
Rating (10 max)	1	1	1	1	0	0	1	1	1	1	1	1	0	1	1	1	1	1	1	0	0	0	0	0
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	ESE 10	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9
Wave Graph
kJ	57	78	77	55	55	55	55	55	56	56	56	56	56	56	55	55	55	55	54	37	36	36	35	34
Wind (km/h)	WSW	WNW	WNW	SSE	SSE	SSE	W	NW	WNW	W	W	WNW	E	E	S	W	WNW	W	W	W	SE	ESE	NNE	NW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	glassy	cross-off	glassy	glassy	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	glassy	on	glassy	glassy	cross-off	cross-off	off	cross-off	glassy	cross-on	cross-on	cross-on	cross-off
High Tide			4:38AM2.01m					6:31PM2.08m			5:24AM2.09m					7:00PM2.12m				6:07AM2.14m				7:28PM2.14m
Low Tide	11:19PM1.24m				11:35AM0.14m				11:58PM1.14m					12:13PM0.10m				00:33AM1.03m				12:49PM0.12m


	—	5:26	—	—	—	—	—	—	—	5:26	—	—	—	—	—	—	—	5:26	—	—	—	—	—	—
	—	—	—	—	—	—	7:14	—	—	—	—	—	—	—	7:13	—	—	—	—	—	—	—	7:12	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	28	27	27	29	31	33	33	29	28	27	26	29	31	30	30	29	27	27	26	30	32	32	31	29
Feels °C	33	31	32	34	34	36	36	32	32	31	30	33	33	35	34	31	29	31	29	34	35	34	35	32
Swell 1 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	ESE 10	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9
kJ	57	78	77	55	55	55	55	55	56	56	56	56	56	56	55	55	55	55	54	37	36	36	35	34
Swell 2 Height (m) Direction Period (s)	S 8	S 8	S 8	S 8	S 8	S 8	S 8	S 5	S 5	S 8	S 8	S 8	S 8	S 8	S 8	SSW 7	S 7	S 7	S 7	S 7	S 7	S 7	S 7	S 4
kJ	36	35	34	32	21	21	11	11	7	20	19	10	10	10	10	11	10	4	4	4	4	4	4	1
Swell 3 Height (m) Direction Period (s)	S 3	S 3	S 3	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	E 13	E 13	E 13	E 13	E 13	—	S 7
kJ	2	1	1	7	18	17	7	11	11	18	17	17	7	7	7	—	4	4	4	3	3	4	—	4
Wind waves Height (m) Direction Period (s)	SW 3	SW 3	SW 3	SSW 3	SSW 3	SSW 4	S 4	SSW 5	SW 4	SW 4	SW 4	—	—	SSE 2	—	NNE 2	—	—	—	WSW 4	—	—	—	NNE 4
kJ	3	3	3	1	1	4	13	34	20	12	2	—	—	1	—	1	—	—	—	1	—	—	—	1
Nearest Offshore or Glassy	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Osaki Point Shikoku	Dragons Leaf Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Kojima Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Harbour Kyu Shu	Aoshima Kyu Shu	Kisami-Ohama Beach Shizuoka	Unnamed Kyu Shu	Udo Shrine Kyu Shu	Aoshima Kyu Shu
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	312	118	0	0	0	0	0	0	41	0	0	0	0	0	0	1	762	22	19	1
Best forecast wave conditions in Kyu Shu	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf		Dragons Leaf	Okuragahama	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf	Dragons Leaf		Kojima	Kanegahama	Kanegahama
Rating (10 max)	1	1	1	1		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	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Keta Reef Oshima Izu Islands	Ikumi Beach Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Kaifu Rivermouth Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Niijima - Awaii Izu Islands	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba
Rating (10 max)	2	1	2	2	1	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Header Global	Chameau Mauritius	Chameau Mauritius	Caravan Park/Lamberts Bay South Africa	Gerickes Point South Africa	Cape St Martin South Africa	Cape St Martin South Africa	Punta Palmilla Mexico	Punta Palmilla Mexico	Trial Harbour Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Bullies Australia	Ahijedero Mexico	Point Roadnight Australia	Point Roadnight Australia	Point Roadnight Australia	Beach Road South Africa	Beach Road South Africa	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico
Rating (10 max)	5	5	5	6	5	5	9	6	9	5	5	5	6	4	8	7	5	4	4	4	4	4	4	4

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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