Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 23 Jul 2026 (local time)

Forecast update in hr min

Today's Amatu sea temperature is

26.4° 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 (24 Jul):

Morning surf: Morning surf (24 Jul, local time) - 2ft (0.6m), 9s period with E swell.
Afternoon surf: Afternoon surf (24 Jul, local time) - 1.5ft (0.5m), 11s period with SE swell.
Evening surf: Evening surf (24 Jul, local time) - 1.5ft (0.4m), 16s period with SE swell.

The current surf forecast for Amatu at 2AM is: 0.6m 9s primary swell from a East direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm July 23). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (24 Jul)	2ft (0.6m)	9s
Afternoon (24 Jul)	1.5ft (0.5m)	11s
Evening (24 Jul)	1.5ft (0.4m)	16s

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

	Short Range Forecast Heavy rain (total 23mm), heaviest during Sat night. Warm (max 28°C on Fri morning, min 23°C on Sat night). Wind will be generally light.
	Thu 23		Friday 24								Saturday 25
	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	1	1	1	1	0	0	0	0	0	0	1	1	0	0	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 9	E 9	E 9	E 9	E 9	E 9	E 9	SE 11	SE 11	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 15	SE 15
Wave Graph
kJ	83	83	61	60	60	59	59	59	57	67	91	91	91	90	89	87	83	79
Wind (km/h)	ENE	NE	NE	NE	NE	ENE	E	ESE	ESE	SE	SE	SE	E	E	SE	ESE	E	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-on	cross-on	cross-on	cross-on	glassy	glassy	cross	cross-on	cross-on	cross	cross-off
High Tide			10:29PM1.30m						3:31PM1.14m		11:41PM1.26m						4:13PM1.22m
Low Tide	4:13PM1.02m					7:04AM0.47m				6:11PM1.11m				8:08AM0.38m				8:20PM1.11m


	—	—	—	4:41	—	—	—	—	—	—	—	4:41	—	—	—	—	—	—
	6:50	—	—	—	—	—	—	—	6:49	—	—	—	—	—	—	—	6:47	—
mm	—	—	1	—	—	—	—	—	—	—	—	—	—	1	2	2	1	1
Temp °C	28	27	26	25	25	27	28	28	27	26	26	26	26	27	28	28	27	25
Feels °C	32	31	30	28	28	30	32	31	30	30	30	31	31	32	33	32	31	29
Swell 1 Height (m) Direction Period (s)	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 8	E 8	SE 10	SE 10	SE 10	SE 10
kJ	83	83	61	60	60	59	59	59	40	40	39	38	37	37	48	49	49	49
Swell 2 Height (m) Direction Period (s)	SSW 6	SSW 5	SE 10	SE 10	SE 9	SE 9	SE 11	SE 11	SE 11	SE 11	SE 10	SE 10	SE 10	SE 10	E 8	E 8	E 8	E 8
kJ	18	11	24	33	23	23	30	57	57	56	53	50	49	48	36	35	35	35
Swell 3 Height (m) Direction Period (s)	SE 10	SE 10	SSW 5	SSW 5	SSW 5	SE 18	SE 17	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 16	SE 15	SE 15
kJ	25	25	9	5	5	49	47	43	42	67	91	91	91	90	89	87	83	79
Wind waves Height (m) Direction Period (s)	ENE 2	ENE 2	NE 3	NE 3	NE 3	ENE 4	ENE 4	E 4	E 4	ESE 4	ESE 4	ESE 4	ESE 4	ESE 4	SE 4	SE 4	SE 4	SE 4
kJ	1	1	1	3	4	5	4	7	7	12	14	15	12	12	14	14	11	11
Nearest Offshore or Glassy	Onjuku Chiba	Amatu Chiba	Amatu Chiba	Amatu Chiba	Amatu Chiba	Onjuku Chiba	Kaiser's (Hachijojima Island) Izu Islands	Ohara Chiba	Ohara Chiba	Ohara Chiba	Ohara Chiba	Amatu Chiba	Amatu Chiba	Onjuku Chiba	Hebara Chiba	Mera Chiba	Onjuku Chiba	Amatu Chiba
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	16	0	0	0	0	16	231	24	24	24	24	0	0	16	14	40	16	0
Best forecast wave conditions in Chiba	Mera	Mera	Mera	Mera	Mera	Onjuku		Shida	Shida	Shida	Mera	Katagai	Tsurigasaki Surfing Beach (Tokyo 2020)	Mera	Mera	Mera	Mera	Katagai
Rating (10 max)	1	1	1	1	1	1		1	1	1	1	1	1	1	1	1	1	1
Best forecast wave conditions in Japan	Susuki Shizuoka	Omaezaki Shizuoka	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaifu Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaifu Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	1
Header Global	Point Roadnight Australia	Benkunqut Indonesia	Benkunqut Indonesia	Point Roadnight Australia	Point Roadnight Australia	Dolphin Point South Africa	Dolphin Point South Africa	Bruces Beauties South Africa	Boneyards South Africa	Sea Vista South Africa	Cathedral Rock Australia	Cathedral Rock Australia	Papatowai New Zealand	Spooky's New Zealand	Nine Mile New Zealand	Papatowai New Zealand	Bancoora Australia	Bell Block Reef New Zealand
Rating (10 max)	8	4	4	9	9	9	9	9	9	8	9	8	6	6	7	5	5	6

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 (24 Jul):

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