Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 2 am 27 Jul 2026 (local time)

Forecast update in hr min

Today's Niyodo Rivermouth sea temperature is

29.5° C

Niyodo Rivermouth 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 Niyodo Rivermouth today (27 Jul):

Morning surf: Morning surf (27 Jul, local time) - 1.5ft (0.4m), 14s period with SE swell.
Afternoon surf: Afternoon surf (27 Jul, local time) - 2.5ft (0.7m), 9s period with S swell.
Evening surf: Evening surf (27 Jul, local time) - 2.5ft (0.7m), 9s period with S swell.

The current surf forecast for Niyodo Rivermouth at 8AM is: 0.4m 14s primary swell from a Southeast direction and 0.6m 8s secondary swell from a South direction, 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00am July 27). The wind direction is predicted to be glassy.

Time (JST) & Date	Wave Height	Wave Period
Morning (27 Jul)	1.5ft (0.4m)	14s
Afternoon (27 Jul)	2.5ft (0.7m)	9s
Evening (27 Jul)	2.5ft (0.7m)	9s

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

	Short Range Forecast Some drizzle, heaviest during Wed afternoon. Warm (max 33°C on Wed afternoon, min 27°C on Mon night). Wind will be generally light.
	Monday 27								Tuesday 28								Wednesday 29
	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	1	2	1	1	1	1	0	0	0	0	1	1	1	1	1	1	1	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 14	SE 14	SE 14	SE 14	SE 14	S 9	S 9	S 9	SE 10	SE 10	SE 14	SE 10	SE 10	ESE 10	ESE 10	ESE 10	SW 5	SE 10	SE 10	SE 10	SE 10	SE 10	SSW 8	ESE 10
Wave Graph
kJ	74	73	73	72	71	73	74	74	52	51	51	50	50	67	67	67	58	48	48	48	48	48	76	38
Wind (km/h)	N	N	N	SSE	S	S	SE	NE	NNE	N	NNE	S	S	S	E	NNW	NNW	NNW	NNW	NNW	SW	SW	ENE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	glassy	glassy	on	on	glassy	glassy	off	glassy	glassy	on	on	on	cross	glassy	off	off	glassy	off	glassy	glassy	cross-off	glassy
High Tide			3:48AM1.54m				5:56PM1.60m				4:35AM1.62m					6:23PM1.66m			5:15AM1.70m					6:49PM1.71m
Low Tide	10:39PM1.11m				10:54AM0.31m				11:15PM1.04m				11:31AM0.23m				11:47PM0.96m					12:04PM0.17m


	—	5:13	—	—	—	—	—	—	—	5:13	—	—	—	—	—	—	—	5:13	—	—	—	—	—	—
	—	—	—	—	—	—	7:08	—	—	—	—	—	—	—	7:08	—	—	—	—	—	—	—	7:07	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—	—
Temp °C	27	28	28	31	31	31	30	28	28	27	27	30	31	32	31	30	29	28	28	28	30	33	33	30
Feels °C	31	32	32	35	34	35	36	33	33	31	31	35	34	36	35	34	32	31	31	31	34	37	37	34
Swell 1 Height (m) Direction Period (s)	S 8	S 8	S 8	S 8	S 8	S 9	S 9	S 9	S 8	S 8	S 8	S 8	S 8	ESE 10	ESE 10	ESE 10	SSW 5	SSW 5	SSW 6	SSW 6	SSW 6	SE 10	SSW 8	ESE 10
kJ	49	49	49	50	51	73	74	74	52	51	51	50	50	67	67	67	42	32	27	20	20	48	76	38
Swell 2 Height (m) Direction Period (s)	SE 11	SE 11	SE 11	SE 10	SE 10	ESE 10	ESE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	S 8	S 8	SSW 8	SE 10	SE 10	SE 10	SE 10	SE 10	SSW 8	ESE 10	SSW 8
kJ	57	40	40	37	53	68	68	51	51	51	50	50	50	34	34	22	48	48	48	48	48	19	38	12
Swell 3 Height (m) Direction Period (s)	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 14	SE 13	SE 13	SE 13	SE 13	SE 13	SSW 8	SSW 8	SSW 8	SSW 8	SSW 7	SE 13	SE 13	SE 13
kJ	74	73	73	72	71	71	70	49	29	29	46	28	28	28	27	28	22	22	22	21	18	27	27	26
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	SSW 3	SSW 3	SW 3	SW 3	SW 4	SW 4	SSW 4	SSW 5	SSW 5	SSW 5	SW 5	W 4	WNW 3	WNW 3	W 3	SW 5	SW 4	SW 5
kJ	—	—	—	—	—	—	1	1	2	3	3	9	7	13	32	41	58	6	3	2	1	23	18	13
Nearest Offshore or Glassy	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Takegashima Shikoku	Osaki Point Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Osaki Point Shikoku	Takegashima Shikoku	Osaki Point Shikoku	Yasuda 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
Rating (10 max)	1	1	1	1	1	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	58	51	0	0	0	0	0	51	58	51	29	0	0	0	0	0	0	0	0	0
Best forecast wave conditions in Shikoku	Nunoshima	Nunoshima	Nunoshima	Nunoshima	Takegashima	Osaki Point	Niyodo Rivermouth	Nunoshima	Nunoshima	Nunoshima	Nunoshima	Kaifu Rivermouth	Takegashima	Takegashima	Takegashima	Nunoshima	Nunoshima	Nunoshima	Nunoshima	Nunoshima	Niyodo Rivermouth	Kaifu Rivermouth	Nunoshima	Niyodo Rivermouth
Rating (10 max)	1	1	1	1	1	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Best forecast wave conditions in Japan	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Nunoshima Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaifu Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Niijima - Habushiura Izu Islands	Takegashima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Kaifu Rivermouth Shikoku	Nunoshima Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	1	1	1	1	2	2	2	1	1	2	2	1	2	1	1	1	1	1	1	1	1	1	1	1
Header Global	Ahijedero Mexico	Anawhata Road (Oaonui) New Zealand	Saint Leu Reunion	Etang-Sale Reunion	Saint Leu Reunion	Chameau Mauritius	Dolphin Point South Africa	Brak River South Africa	Chameau Mauritius	Chameau Mauritius	Cobblestones Australia	Cobblestones Australia	Cape St Martin South Africa	Cobblestones Australia	Costa Azul Mexico	Punta Palmilla Mexico	Chameau Mauritius	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Costa Azul Mexico	Point Roadnight Australia	Point Roadnight Australia
Rating (10 max)	4	4	5	5	6	5	5	5	5	5	5	5	5	5	5	6	5	5	5	5	5	5	8	6

Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Niyodo Rivermouth 48 hour detailed Surf Forecast

How big are the waves at Niyodo Rivermouth today (27 Jul):

Short Range Forecast

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