Asakawa 48 hour detailed Surf Forecast

Lat Long: 33.63° N 134.38° E

Issued: 2 am 08 Oct 2026 (local time)

Forecast update in hr min

Today's Asakawa sea temperature is

26.4°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 (08 Oct):

Morning surf: Morning surf (08 Oct, local time) - 2.5ft (0.8m), 12s period with ESE swell.
Afternoon surf: Afternoon surf (08 Oct, local time) - 2.5ft (0.7m), 11s period with ESE swell.
Evening surf: Evening surf (08 Oct, local time) - 3.5ft (1.0m), 10s period with ESE swell.

The current surf forecast for Asakawa at 7AM is: 0.8m 12s primary swell from a East-southeast direction and 0.1m 20s secondary swell from a East direction (forecast issued at 02:00am October 08). An open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (08 Oct)	2.5ft (0.8m)	12s
Afternoon (08 Oct)	2.5ft (0.7m)	11s
Evening (08 Oct)	3.5ft (1.0m)	10s

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

	Short Range Forecast Mostly dry. Warm (max 24°C on Thu afternoon, min 19°C on Thu night). Wind will be generally light.
	Thursday 8								Friday 9								Saturday 10
	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)	2	1	1	1	1	1	1	1	2	3	3	1	2	1	2	2	1	2	2	2	1	1	2	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 13	ESE 12	ESE 12	ESE 12	ESE 11	ESE 11	ESE 11	ESE 10	ESE 10	E 9	E 9	ESE 9	ESE 8	ESE 8	E 18	E 18	E 16	ESE 16	E 16	ESE 15	ESE 15	E 14	E 14	ESE 14
Wave Graph
kJ	350	248	192	179	128	126	91	209	334	699	593	344	599	323	395	390	339	427	322	360	355	429	501	571
Wind (km/h)	N	N	NNW	N	NE	NE	NNE	N	N	NNE	NNE	ENE	E	ESE	ESE	ESE	ESE	E	E	ESE	SE	SE	S	WSW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	cross-off	cross-off	cross-off	cross-off	off	off	cross-off	cross-off	cross	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	glassy	glassy
High Tide			3:58AM1.64m				4:39PM1.75m				4:45AM1.75m				5:04PM1.79m				5:26AM1.81m				5:27PM1.82m
Low Tide	10:10PM0.72m				10:17AM0.39m				10:43PM0.53m				10:54AM0.41m				11:14PM0.37m				11:27AM0.47m


	—	—	6:01	—	—	—	—	—	—	—	6:01	—	—	—	—	—	—	—	6:01	—	—	—	—	—
	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:36	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	17	16	15	20	23	24	21	20	19	19	19	22	24	24	22	21	21	21	21	23	24	24	22	21
Feels °C	14	14	12	18	20	23	21	20	18	19	19	23	25	25	23	22	22	22	22	24	24	24	24	23
Swell 1 Height (m) Direction Period (s)	ESE 13	ESE 12	ESE 12	ESE 12	ESE 11	ESE 11	ESE 11	ESE 10	ESE 10	ESE 9	ESE 9	ESE 9	ESE 8	ESE 8	E 18	E 18	E 16	ESE 8	ESE 8	ESE 8	SE 8	SE 8	SE 8	ESE 14
kJ	350	248	192	179	128	126	91	209	334	322	343	344	339	323	395	390	339	197	166	162	136	133	133	571
Swell 2 Height (m) Direction Period (s)	E 21	E 21	E 20	E 20	E 19	E 18	ESE 7	E 18	E 17	E 16	E 17	ESE 21	E 19	E 16	—	SE 12	SE 11	ESE 16	E 16	ESE 15	ESE 15	E 14	E 14	ESE 8
kJ	9	9	8	7	7	25	18	25	23	85	49	141	192	132	—	21	20	427	322	360	355	429	501	126
Swell 3 Height (m) Direction Period (s)	—	—	—	S 9	S 9	S 10	E 18	E 18	E 21	SE 12	E 21	E 16	E 16	ESE 20	—	—	—	SE 11	S 9	—	S 9	—	—	S 9
kJ	—	—	—	2	2	2	25	25	35	6	79	45	79	127	—	—	—	20	2	—	2	—	—	1
Wind waves Height (m) Direction Period (s)	NNE 5	NNE 5	NNE 5	NNE 5	NE 4	NNE 4	NE 4	NE 3	N 3	E 9	E 9	NNE 2	ESE 8	—	ESE 8	ESE 8	ESE 8	ESE 8	ESE 8	ESE 8	—	—	—	—
kJ	52	39	36	19	15	9	5	2	1	699	593	1	599	—	315	307	274	284	270	231	—	—	—	—
Nearest Offshore or Glassy	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Asakawa Shikoku	Hashikui Bay Shikoku	Gomoda Shikoku	Hashikui Bay Shikoku	Hashikui Bay Shikoku	Hashikui Bay Shikoku	Yasuda Rivermouth Shikoku	Yasuda Rivermouth Shikoku	Yasuda Rivermouth Shikoku	Hashikui Bay Shikoku	Hashikui Bay Shikoku	Hashikui Bay Shikoku	Asakawa Shikoku	Asakawa Shikoku
Rating (10 max)	2	1	1	1	1	1	1	1	2	3	3	1	1	2	3	2	4	4	4	1	1	1	2	3
Distance (km)	0	0	0	0	0	0	0	0	0	0	0	19	41	19	19	19	43	43	43	19	19	19	0	0
Best forecast wave conditions in Shikoku	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Shishikui Beach	Yasuda Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Gomoda	Yasuda Rivermouth	Hashikui Bay	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Niyodo Rivermouth	Hashikui Bay	Hashikui Bay	Niyodo Rivermouth	Niyodo Rivermouth
Rating (10 max)	3	3	3	2	1	2	2	2	4	3	3	3	1	4	3	4	4	4	4	3	1	1	3	4
Best forecast wave conditions in Japan	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Turtles Okinawa	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Mera Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	3	3	3	2	3	2	2	2	4	3	3	3	4	4	4	4	4	4	4	3	4	4	3	4
Header Global	Trial Harbour Australia	Trial Harbour Australia	Heaven South Africa	Batu Hiu Indonesia	Hell South Africa	Benkunqut Indonesia	Benkunqut Indonesia	Benkunqut Indonesia	Keramas Indonesia	Boneyards South Africa	Outside Corner Indonesia	Desert Point (Bangko-Bangko) Indonesia	Dolphin Point South Africa	Dolphin Point South Africa	Ahijedero Mexico	Ahijedero Mexico	Hullets Reef South Africa	Boneyards South Africa	Boneyards South Africa	Ahijedero Mexico	Steep Point Australia	Ahijedero Mexico	Pascuales Mexico	Cyclops Australia
Rating (10 max)	8	6	6	5	6	5	5	5	5	5	5	5	5	5	4	4	5	5	5	4	5	5	5	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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Asakawa 48 hour detailed Surf Forecast

How big are the waves at Asakawa today (08 Oct):

Short Range Forecast

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