Dead Man's Land Surf Forecast

/ Shikoku (17 surf breaks) /

Japan (129 surf breaks) / Lat Long: (33.62° N 134.39° E)

Surf Forecasts:

Dead Man's Land surfForecast / Shikoku / Japan

48hr Weather and Surf, issued 8 pm Wednesday 20 Aug 2025 JST

Forecast update in hr min s Forecast update imminent

Dead Man's Land surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Dead Man's Land sea temperature is 27.8° C
(Which is normal for this time of year)

How big are the waves at Dead Man's Land today?

The current surf forecast for Dead Man's Land at 3AM is: 0.4m 8s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm August 20). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (21 Aug)	1.5ft (0.5m)	8s
Afternoon (21 Aug)	3ft (0.9m)	7s
Evening (21 Aug)	2.5ft (0.7m)	7s

Table - waves today at Dead Man's Land. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wed 20		Thursday 21								Friday 22								Saturday 23
	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)	1	1	1	1	0	1	0	0	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE
Period(s) (?)	8	8	8	8	8	8	8	7	7	7	7	7	6	6	10	10	10	10	10	10	10	9	9	9
Wave Graph (?)
Energy (?)	108	58	59	59	45	68	87	131	111	82	161	120	119	93	21	21	29	22	28	29	29	36	36	29
Wind (km/h)	SW	WSW	WSW	W	W	S	SSW	SW	SW	WSW	WNW	W	W	S	SSW	SSW	SW	SW	WSW	WSW	WSW	SW	SSW	SSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	off	off	glass	cross	cross- off	cross- off	cross- off	off	off	off	glass	cross	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross- off
High Tide / height (m)	5:12PM 1.62				3:49AM 1.61				5:43PM 1.69				4:42AM 1.71					6:10PM 1.74			5:26AM 1.79
Low Tide / height (m)			10:34PM 1.05				10:48AM 0.18				11:13PM 0.92				11:28AM 0.13				11:46PM 0.80					12:03PM 0.14

	Wed 20		Thursday 21								Friday 22								Saturday 23
Sunrise	-	-	-	-	5:28	-	-	-	-	-	-	-	5:28	-	-	-	-	-	-	-	5:28	-	-	-
Sunset	6:44	-	-	-	-	-	-	-	6:43	-	-	-	-	-	-	-	6:40	-	-	-	-	-	-	-

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

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 Dead Man's Land (light winds from the WNW at Murotomisaki(47899-0) 46 km from Dead Man's Land). 0.6m 4s local chop from the SSW with a 0.3m 8s swell from the ESE and a 0.2m 8s swell from the SSW. 3 swells combining to make bigger set waves.
46 minutes ago Dead Man's Land

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46 km away, 46 min ago

17 km/h

WNW

0.0

27.8

Air / Water (°C)

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