Nagai Point Surf Forecast

/ Kanagawa (21 surf breaks) /

Japan (129 surf breaks) / Lat Long: (35.19° N 139.60° E)

Surf Forecasts:

Nagai Point surfForecast / Kanagawa / Japan

48hr Weather and Surf, issued 8 am Friday 19 Sep 2025 JST

Forecast update in hr min s Forecast update imminent

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

Today's Nagai Point sea temperature is 26.6° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Nagai Point today?

The current surf forecast for Nagai Point at 10AM is: 0.2m 6s primary swell from a South-southwest direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 08:00am September 19). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (19 Sep)	0.5ft (0.2m)	6s
Afternoon (19 Sep)	0.5ft (0.1m)	12s
Evening (19 Sep)	0.5ft (0.1m)	9s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Friday 19						Saturday 20								Sunday 21								Mon 22
	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 (?)	SSW	SSW	SSW	SE	SE	SE	SE	SE	SE	SSE	SE	SSE	SE	SE	SSW	SSW	SW	SSW	SSW	SSW	S	SSW	SSW	SSW
Period(s) (?)	6	6	6	12	9	9	9	13	9	5	5	5	10	10	3	4	5	5	6	6	6	6	6	5
Wave Graph (?)
kJ (?)	6	3	3	5	3	3	3	6	3	3	5	4	4	4	5	14	43	44	68	18	17	11	6	6
Wind (km/h)	NE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	SW	SSW	SSW	SSW	SW	SW	SW	WSW	ENE	ESE	ENE	ENE	ENE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	off	off	off	off	off	off	off	off	off	off	glass	cross- on	on	on	on	on	on	cross- on	glass	cross- off	cross- off	off	cross- off	off
High Tide / height (m)					4:02PM 1.47				3:05AM 1.44				4:21PM 1.51				3:50AM 1.54				4:40PM 1.54
Low Tide / height (m)			9:05AM 0.37				9:39PM 0.87				9:44AM 0.33				10:05PM 0.73				10:19AM 0.33				10:32PM 0.58

	Friday 19						Saturday 20								Sunday 21								Mon 22
Sunrise	5:26	-	-	-	-	-	-	-	5:26	-	-	-	-	-	-	-	5:28	-	-	-	-	-	-	-
Sunset	-	-	-	5:44	-	-	-	-	-	-	-	5:42	-	-	-	-	-	-	-	5:40	-	-	-	-

Rain (mm)	1	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1
Temp. °C	21	21	21	22	23	23	23	23	23	24	24	25	25	25	25	26	27	27	27	29	26	25	22	22
Feels °C (?)	19	19	20	21	23	23	23	23	23	25	25	26	26	25	24	24	25	28	29	30	23	22	19	19

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 Cross-off wind 5 km from Nagai Point has become light (calm at Ogino wx). Waves should be turning clean at Nagai Point. 0.2m 6s windswell from the SSW with a 0.2m 9s swell from the SE. 2 swells combining to make bigger set waves.
52 minutes ago Nagai Point
Wind Update Offshore wind has become very light (calm at Ogino wx 12 km from Inamuragasaki). Surf should be turning clean at Inamuragasaki. 0.2m 6s windswell from the SSW with a 0.2m 9s swell from the SE. 2 swells combining to make bigger set waves.
52 minutes ago Inamuragasaki

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Actual: 52 min ago

0 km/h

SSW

Clean

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