Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 am 07 Oct 2026 (local time)

Forecast update in hr min

Today's Amatu sea temperature is

25.8°C

Amatu 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 Amatu today (07 Oct):

Morning surf: Morning surf (07 Oct, local time) - 13ft (4.0m), 14s period with ESE swell.
Afternoon surf: Afternoon surf (07 Oct, local time) - 10ft (3.0m), 13s period with ESE swell.
Evening surf: Evening surf (07 Oct, local time) - 7ft (2.2m), 12s period with E swell.

The current surf forecast for Amatu at 5PM is: 2.5m 12s primary swell from a East direction and 1.3m 9s secondary swell from a East-northeast direction (forecast issued at 08:00am October 07). The wind direction is predicted to be cross-shore.

Time (JST) & Date	Wave Height	Wave Period
Morning (07 Oct)	13ft (4.0m)	14s
Afternoon (07 Oct)	10ft (3.0m)	13s
Evening (07 Oct)	7ft (2.2m)	12s

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

	Short Range Forecast Mostly dry. Warm (max 22°C on Wed morning, min 18°C on Fri night). Wind will be generally light.
	Wednesday 7						Thursday 8								Friday 9
	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)	!	!	!	!	3	3	2	3	3	3	2	1	2	3	3	4	4	4	2	2	4	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 16	ESE 14	ESE 14	ESE 13	E 12	E 12	E 12	E 11	E 11	E 11	E 10	E 17	E 16	E 16	E 16	E 16	E 16	E 17	E 16	ESE 16	ESE 15	ESE 15
Wave Graph
kJ	11103	6138	3502	2547	2225	1392	1346	1075	941	748	541	351	438	651	620	879	1234	1310	1330	1845	1753	1576
Wind (km/h)	NNW	N	ENE	E	ENE	ENE	ENE	NE	NE	NE	ENE	ENE	ENE	ENE	NE	NE	NNE	NE	ENE	ENE	NE	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	cross-off	cross	cross	cross	cross	cross	cross-off	cross-off	cross-off	cross	cross	cross	cross	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-off	cross-off
High Tide				2:56PM1.41m				2:25AM1.42m					3:18PM1.47m				3:19AM1.50m				3:41PM1.52m
Low Tide		8:05AM0.42m				8:47PM0.81m				8:52AM0.43m					9:21PM0.62m				9:30AM0.47m


	5:37	—	—	—	—	—	—	5:37	—	—	—	—	—	—	—	5:39	—	—	—	—	—	—
	—	—	—	5:15	—	—	—	—	—	—	—	5:14	—	—	—	—	—	—	—	5:13	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	19	20	22	21	21	21	21	20	19	21	21	21	20	20	20	19	19	20	21	21	20	20
Feels °C	18	17	19	18	19	19	19	18	17	18	18	18	18	19	19	18	18	18	18	19	18	19
Swell 1 Height (m) Direction Period (s)	ESE 16	ESE 14	ESE 14	ESE 13	E 12	E 12	E 12	E 11	E 11	E 11	E 10	ESE 10	ESE 10	ESE 10	ESE 9	E 16	E 16	E 17	E 16	ESE 16	ESE 15	ESE 15
kJ	11103	6138	3502	2547	2225	1392	1346	1075	941	748	541	286	281	289	271	879	1234	1310	1330	1845	1753	1576
Swell 2 Height (m) Direction Period (s)	ENE 9	ENE 10	ENE 10	ENE 9	NE 10	NE 10	NE 10	E 18	ESE 18	E 18	E 17	ENE 11	ENE 10	E 16	E 16	ESE 9	ESE 9	ESE 9	E 9	NE 8	NE 8	—
kJ	554	650	502	312	486	200	92	107	107	162	217	146	208	651	620	227	177	173	186	11	9	—
Swell 3 Height (m) Direction Period (s)	—	—	WSW 7	SE 13	WSW 7	SSE 13	E 20	—	—	NE 11	NE 10	E 17	E 16	NE 10	NE 9	ESE 20	NE 10	NE 9	—	—	—	—
kJ	—	—	4	245	5	108	67	—	—	57	80	351	438	100	71	314	45	37	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	NE 10	NE 10	NE 10	ENE 10	ENE 10	E 6	—	—	—	NE 10	NE 10	NE 9	NE 9	NE 10	NE 10	NE 10
kJ	—	—	—	—	—	—	341	217	167	490	419	48	—	—	—	268	188	81	81	58	33	33
Nearest Offshore or Glassy	Matsube Bay Chiba	Matsube Bay Chiba	Onjuku Chiba	Onjuku Chiba	Usami Shizuoka	Keta Reef Oshima Izu Islands	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba	Uchizuma Shikoku	Keta Reef Oshima Izu Islands	Onjuku Chiba	Amatu Chiba	Amatu Chiba	Amatu Chiba	Amatu Chiba	Uchiboso Chiba	Uchiboso Chiba	Amatu Chiba	Amatu Chiba
Rating (10 max)	9	7	5	4	2	3	1	1	1	1	1	1	2	3	3	4	4	4	2	2	4	4
Distance (km)	12	12	16	16	101	87	35	35	35	35	35	558	87	16	0	0	0	0	35	35	0	0
Best forecast wave conditions in Chiba	Mera	Malibu	Mera	Onjuku			Mera	Mera	Mera	Mera	Mera			Onjuku	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera
Rating (10 max)	9	7	5	4			4	4	3	3	3			3	4	4	4	4	4	4	4	4
Best forecast wave conditions in Japan	Mera Chiba	Malibu Chiba	Kaiser's (Hachijojima Island) Izu Islands	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Niyodo Rivermouth Shikoku	Akabane Long Beach Shizuoka	Mera Chiba	Turtles Okinawa	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Niyodo Rivermouth Shikoku	Mera Chiba	Omaezaki Shizuoka	Mera Chiba	Mera Chiba	Mera Chiba
Rating (10 max)	9	7	5	4	4	4	4	4	3	3	3	2	2	3	4	4	4	4	4	4	4	4
Header Global	Trial Harbour Australia	Trial Harbour Australia	Hell South Africa	Hell South Africa	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Trial Harbour Australia	Heaven South Africa	Batu Hiu Indonesia	Hell South Africa	Benkunqut Indonesia	Benkunqut Indonesia	Benkunqut Indonesia	Benkunqut Indonesia	Boneyards South Africa	Outside Corner Indonesia	Dolphin Point South Africa	Dolphin Point South Africa	Dolphin Point South Africa	Ahijedero Mexico	Ahijedero Mexico
Rating (10 max)	9	9	7	6	9	9	8	6	6	5	6	5	5	5	5	5	5	5	5	5	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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Amatu 48 hour detailed Surf Forecast

How big are the waves at Amatu today (07 Oct):

Short Range Forecast

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