Kaifu Rivermouth Surf Forecast

/ Shikoku (17 surf breaks) /

Japan (129 surf breaks)

Surf Forecasts:

Kaifu Rivermouth surfForecast / Shikoku / Japan

48hr Weather and Surf, issued 8 pm Tuesday 16 Sep 2025 JST

Forecast update in hr min s Forecast update imminent

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

Today's Kaifu Rivermouth sea temperature is 27.3° C
(Which is slightly warmer than usual)

How big are the waves at Kaifu Rivermouth today?

The current surf forecast for Kaifu Rivermouth at 11PM is: 0.5m 9s primary swell from a Southeast direction and 0.1m 4s secondary swell from a Southwest direction (forecast issued at 08:00pm September 16). The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (16 Sep)	-	-
Afternoon (16 Sep)	-	-
Evening (16 Sep)	1.5ft (0.5m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tue 16		Wednesday 17								Thursday 18								Friday 19
	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	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	1	1	0	0	0	1	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SE	SE	ESE	SE	SE	SE	SE	ESE	ESE	ESE	SW	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE
Period(s) (?)	10	9	9	9	8	9	9	11	11	9	9	9	5	10	10	10	10	10	10	10	10	9	9	9
Wave Graph (?)
kJ (?)	44	41	40	40	28	38	36	28	28	25	27	27	38	35	47	47	46	45	45	45	45	43	42	41
Wind (km/h)	SSW	WSW	W	WNW	WNW	S	S	SSW	SW	WSW	W	W	NW	NE	ESE	S	NW	N	N	N	N	NNE	ENE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- off	cross- off	cross- off	cross- off	glass	cross- on	cross	cross	cross- off	cross- off	cross- off	off	glass	glass	glass	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross
High Tide / height (m)	3:38PM 1.45			1:11AM 1.37					4:16PM 1.55			2:54AM 1.46					4:44PM 1.63				3:54AM 1.58
Low Tide / height (m)		8:52PM 1.23				8:51AM 0.44					9:51PM 1.07				9:49AM 0.36				10:26PM 0.91				10:31AM 0.31

	Tue 16		Wednesday 17								Thursday 18								Friday 19
Sunrise	-	-	-	-	5:46	-	-	-	-	-	-	-	5:47	-	-	-	-	-	-	-	5:47	-	-	-
Sunset	6:07	-	-	-	-	-	-	-	6:07	-	-	-	-	-	-	-	6:06	-	-	-	-	-	-	-

Rain (mm)	1	-	-	-	-	-	-	-	1	2	-	1	1	2	1	2	4	2	1	1	-	-	-	-
Temp. °C	28	27	26	26	25	29	31	30	28	27	26	26	25	28	29	28	27	25	23	23	22	25	27	26
Feels °C (?)	33	32	30	30	29	34	35	34	32	31	30	30	29	33	34	33	32	28	25	24	23	27	28	28

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 cross-off at Kaifu Rivermouth (light winds from the W at Murotomisaki(47899-0) 41 km from Kaifu Rivermouth). 0.5m 9s swell from the SE with a 0.2m 13s groundswell from the ESE and a 0.2m 2s local chop from the SSW. 3 swells combining to make bigger set waves.
1 hour 20 minutes ago Kaifu Rivermouth

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41 km away, 1 h 20 min ago

13 km/h

0.0

27.3

Air / Water (°C)

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