Asakawa 48 hour detailed Surf Forecast

Lat Long: 33.63° N 134.38° E

Issued: 2 am 29 Oct 2026 (local time)

Forecast update in hr min

Today's Asakawa sea temperature is

25.8°C

Asakawa 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 Asakawa today (29 Oct):

Morning surf: Morning surf (29 Oct, local time) - 1.5ft (0.4m), 11s period with ESE swell.
Afternoon surf: Afternoon surf (29 Oct, local time) - 1.5ft (0.4m), 15s period with SE swell.
Evening surf: Evening surf (29 Oct, local time) - 1.5ft (0.4m), 14s period with ESE swell.

The current surf forecast for Asakawa at 6AM is: 0.4m 10s primary swell from a Southeast direction and 0.1m 16s secondary swell from a Southeast direction (forecast issued at 02:00am October 29). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (29 Oct)	1.5ft (0.4m)	11s
Afternoon (29 Oct)	1.5ft (0.4m)	15s
Evening (29 Oct)	1.5ft (0.4m)	14s

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

	Short Range Forecast Light rain (total 6mm), mostly falling on Thu night. Warm (max 21°C on Fri morning, min 13°C on Sat night). Wind will be generally light.
	Thursday 29								Friday 30								Saturday 31
	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)	0	0	0	1	0	0	0	0	0	0	0	0	0	1	1	2	3	2	2	3	3	3	4	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 10	SE 10	SE 10	ESE 11	ESE 11	SE 15	SE 15	ESE 14	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 12	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	SE 20	SE 19	SE 19	SE 19
Wave Graph
kJ	28	28	28	44	44	54	54	74	118	120	116	142	140	412	489	550	550	550	540	397	459	627	984	2557
Wind (km/h)	N	N	NNW	S	S	SSW	SW	SW	SSW	WSW	SW	WSW	SW	WSW	WSW	NW	NNW	NNW	NNW	NNW	NNW	SSE	NNW	NNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	glassy	cross-on	cross-on	cross-on	cross-on	cross-on	cross	cross	cross	cross	cross	cross	off	glassy	off	off	off	glassy	glassy	glassy	off
High Tide				8:04AM1.76m				6:59PM1.81m				8:59AM1.64m				7:38PM1.72m					10:05AM1.53m			8:24PM1.60m
Low Tide		1:14AM-0.03m				1:26PM0.93m				1:59AM0.04m				2:08PM1.04m				2:51AM0.17m					3:02PM1.13m


	—	—	6:16	—	—	—	—	—	—	—	6:18	—	—	—	—	—	—	—	6:18	—	—	—	—	—
	—	—	—	—	—	5:14	—	—	—	—	—	—	—	5:13	—	—	—	—	—	—	—	5:12	—	—
mm	—	—	—	—	—	—	—	—	—	1	2	1	1	1	—	—	—	—	—	—	—	—	—	—
Temp °C	13	13	13	16	20	20	18	18	19	18	18	20	21	21	19	18	18	16	15	19	21	21	18	15
Feels °C	11	12	12	16	18	18	17	17	18	18	18	20	21	21	19	19	19	15	13	18	20	20	17	12
Swell 1 Height (m) Direction Period (s)	SE 10	SE 10	SE 10	ESE 11	ESE 11	ESE 11	ESE 10	SE 10	ESE 13	ESE 13	ESE 13	ESE 13	ESE 9	ESE 12	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	SE 19
kJ	28	28	28	44	44	44	43	51	118	120	116	142	100	412	489	550	550	550	540	397	397	450	435	2557
Swell 2 Height (m) Direction Period (s)	SE 7	SE 7	SE 16	ENE 4	ESE 15	SE 15	SE 15	ESE 14	ESE 10	ESE 10	ESE 10	ESE 9	ESE 13	SE 16	SE 16	SW 4	SW 5	SW 5	SE 20	ESE 14	SE 20	SE 19	SE 19	—
kJ	2	2	10	1	21	54	54	74	33	39	36	48	140	10	11	9	12	10	99	123	459	627	984	—
Swell 3 Height (m) Direction Period (s)	E 17	SE 16	SE 7	ESE 16	—	—	S 10	SE 9	S 9	SE 10	—	E 18	—	—	—	—	SE 15	SE 15	SW 5	SE 21	ESE 14	SW 5	N 4	—
kJ	6	10	2	24	—	—	2	3	7	4	—	6	—	—	—	—	56	57	10	344	134	4	9	—
Wind waves Height (m) Direction Period (s)	NE 4	NE 4	NE 4	—	—	—	—	—	—	SSW 3	SSW 3	SSW 4	SSW 4	SSW 4	SW 4	SW 4	WSW 5	N 3	NNE 4	N 5	N 4	N 4	—	N 4
kJ	19	9	4	—	—	—	—	—	—	3	9	11	8	5	9	22	49	2	3	34	14	8	—	10
Nearest Offshore or Glassy	Dead Man's Land Shikoku	Shishikui Beach Shikoku	Shishikui Beach Shikoku	Asakawa Shikoku	Takegashima Shikoku	Takegashima Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Takegashima Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Dead Man's Land Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	2	2	2	3	2	3	2	2	3	3	3	4	4
Distance (km)	2	6	6	0	11	11	2	2	11	2	2	2	2	2	2	0	0	0	0	0	0	0	0	0
Best forecast wave conditions in Shikoku	Ikumi Beach	Yasuda Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Takegashima	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth
Rating (10 max)	1	1	1	1	1	1	1	1	1	2	1	2	2	2	3	3	3	3	3	3	4	4	4	4
Best forecast wave conditions in Japan	Malibu Chiba	Katagai Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	2	1	1	1	1	1	1	1	1	2	1	2	2	2	3	4	4	3	3	3	4	4	4	4
Header Global	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Tahai Chile	Tahai Chile	Achadas Da Cruz Portugal	Blackfellows Australia	Ahijedero Mexico	Trial Harbour Australia	Trial Harbour Australia	Shipstern Bluff Australia	Easter Reef Australia	Easter Reef Australia	Tahai Chile	Lebu Chile	Buchupureo Chile	Nine Mile New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Cob Cottage New Zealand	Papatowai New Zealand	Lebu Chile	Papatowai New Zealand	Shipwreck Bay-Supertubes New Zealand	Afife Portugal	Weld Road New Zealand
Rating (10 max)	5	6	6	6	4	5	4	7	7	9	5	5	5	5	5	6	7	7	6	5	5	5	4	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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Asakawa 48 hour detailed Surf Forecast

How big are the waves at Asakawa today (29 Oct):

Short Range Forecast

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