Shonan Surf Forecast

/ Kanagawa (21 surf breaks) /

Japan (129 surf breaks) / Lat Long: (35.32° N 139.44° E)

Surf Forecasts:

Shonan surfForecast / Kanagawa / Japan

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

Forecast update in hr min s Forecast update imminent

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

Today's Shonan sea temperature is 27.5° C
(Which is 1.6°C warmer than normal for this time of year)

How big are the waves at Shonan today?

The current surf forecast for Shonan at 11AM is: 0.3m 9s primary swell from a Southeast direction (forecast issued at 08:00am September 16). The wind direction is predicted to be onshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (16 Sep)	1ft (0.3m)	9s
Afternoon (16 Sep)	0.5ft (0.2m)	9s
Evening (16 Sep)	0.5ft (0.2m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 16						Wednesday 17								Thursday 18								Fri 19
	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	0 AM	3 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SE	ESE	ESE	ESE	ESE	SE	SE	SE	ESE	SSW	SSW	SSW	SW	SW	SE	SSW	SSW	SSW	SSW	SSW	SSW	SSE
Period(s) (?)	9	9	9	9	9	9	9	11	11	10	10	4	5	5	5	5	10	5	6	6	6	6	6	9
Wave Graph (?)
Energy (?)	14	16	19	14	12	10	16	14	30	43	15	28	37	33	81	72	48	44	59	77	68	42	24	18
Wind (km/h)	NNW	SE	S	S	S	SSW	SW	SW	WSW	SSW	S	SSW	SW	SW	WSW	WSW	WSW	SW	SSW	SE	NNE	ENE	ENE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	glass	glass	on	cross- on	on	cross- on	cross- on	cross- on	cross	cross- on	on	cross- on	cross- on	cross- on	cross	cross	cross	cross- on	cross- on	cross- on	cross- off	cross	cross	cross
High Tide / height (m)					3:48PM 1.25		10:02PM 1.21						3:40PM 1.30			1:04AM 1.22					3:53PM 1.34			2:24AM 1.31
Low Tide / height (m)	5:56AM 0.40					7:55PM 1.21				7:34AM 0.37				8:46PM 1.07				8:35AM 0.32					9:16PM 0.93

	Tuesday 16						Wednesday 17								Thursday 18								Fri 19
Sunrise	5:24	-	-	-	-	-	-	-	5:24	-	-	-	-	-	-	-	5:26	-	-	-	-	-	-	-
Sunset	-	-	-	5:49	-	-	-	-	-	-	-	5:46	-	-	-	-	-	-	-	5:45	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	2	1	1
Temp. °C	27	28	28	28	27	27	26	26	26	28	29	31	30	28	28	28	27	28	30	31	28	23	23	22
Feels °C (?)	32	33	31	30	30	30	29	29	29	31	31	34	33	31	32	32	31	31	33	34	24	21	22	20

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 Kanagawa

Wind Update Continuing clean conditions at Shonan (calm at Ogino wx 20 km from Shonan). 0.3m 9s swell from the SE with a 0.2m 5s windswell from the SSW. 2 swells combining to make bigger set waves.
58 minutes ago Shonan

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20 km away, 58 min ago

0 km/h

0.0

27.5

Air / Water (°C)

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