Yasuda Rivermouth Surf Forecast

/ Shikoku (17 surf breaks) /

Japan (129 surf breaks)

Surf Forecasts:

Yasuda Rivermouth surfForecast / Shikoku / Japan

48hr Weather and Surf, issued 2 am Saturday 11 Oct 2025 JST

Forecast update in hr min s Forecast update imminent

Yasuda Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Yasuda Rivermouth sea temperature is 27.3° C
(Which is 2.6°C warmer than normal for this time of year)

How big are the waves at Yasuda Rivermouth today?

The current surf forecast for Yasuda Rivermouth at 9AM is: 1.8m 9s primary swell from a South-southeast direction and 1.0m 6s secondary swell from a East direction (forecast issued at 02:00am October 11). An open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (11 Oct)	6ft (1.8m)	9s
Afternoon (11 Oct)	7ft (2.1m)	9s
Evening (11 Oct)	5ft (1.5m)	8s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Saturday 11								Sunday 12								Monday 13
	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM
Rating (10 max)	2	3	3	3	3	3	3	2	2	3	3	4	3	5	5	4	4	3	3	3	2	1	2	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	SSE	SSE	SSE	SSE	SSE	SSE	S	S	S	SSW	SSW	SSW	SSW	S	SSE	SE	SE	ESE	ESE	ESE	E	E	E
Period(s) (?)	7	10	10	9	9	9	8	8	8	11	11	10	12	12	12	11	10	10	10	10	10	9	9	9
Wave Graph (?)
kJ (?)	225	301	399	563	643	682	547	313	235	606	672	834	1499	2815	3766	2324	1195	932	778	561	391	251	175	133
Wind (km/h)	NE	NE	ENE	ENE	E	SE	E	ENE	NE	NE	E	ENE	ENE	NE	NNE	NNW	NNW	NNW	NNW	NNW	SW	SSE	SSE	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	off	off	off	cross- off	cross- off	glass	glass	off	off	off	cross- off	off	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross	glass	glass
High Tide / height (m)				8:48AM 1.69				7:50PM 1.76					9:52AM 1.52			8:25PM 1.64					11:27AM 1.40
Low Tide / height (m)		2:03AM 0.07				2:11PM 0.92				2:51AM 0.18				2:51PM 1.08					3:52AM 0.34				3:51PM 1.21

	Saturday 11								Sunday 12								Monday 13
Sunrise	-	-	-	6:03	-	-	-	-	-	-	-	6:05	-	-	-	-	-	-	-	6:05	-	-	-	-
Sunset	-	-	-	-	-	5:36	-	-	-	-	-	-	-	5:35	-	-	-	-	-	-	-	5:34	-	-

Rain (mm)	-	-	-	-	1	-	-	1	4	2	1	2	3	2	-	-	-	-	-	-	-	-	-	-
Temp. °C	23	23	23	25	25	26	24	24	24	24	24	26	26	25	25	24	24	24	23	26	28	27	25	23
Feels °C (?)	24	24	24	27	28	30	28	27	27	27	27	29	28	25	27	26	26	26	24	28	31	29	29	26

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

Recent Eyeball Surf Reports for Shikoku

Wind Update The wind is still offshore at Yasuda Rivermouth (fresh winds from the ENE at Murotomisaki(47899-0) 27 km from Yasuda Rivermouth). A 1.3m swell from the SSE
1 hour 36 minutes ago Yasuda Rivermouth

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27 km away, 1 h 36 min ago

37 km/h

ENE

0.0

27.3

Air / Water (°C)

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