Nagahama Surf Forecast

/ Kanagawa (21 surf breaks) /

Japan (129 surf breaks) / Lat Long: (35.19° N 139.61° E)

Surf Forecasts:

Nagahama surfForecast / Kanagawa / Japan

48hr Weather and Surf, issued 2 am Tuesday 16 Sep 2025 JST

Forecast update in hr min s Forecast update imminent

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

Today's Nagahama sea temperature is 27.0° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Nagahama today?

The current surf forecast for Nagahama at 8AM is: 0.3m 9s primary swell from a Southeast direction (forecast issued at 02:00am September 16). The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (16 Sep)	1ft (0.3m)	9s
Afternoon (16 Sep)	0.5ft (0.1m)	11s
Evening (16 Sep)	0.5ft (0.1m)	11s

Table - waves today at Nagahama. (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
	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)	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 (?)	SSE	SE	SE	SE	SE	S	S	S	S	SE	SE	SE	SSW	SSW	SSW	SSW	SSW	SW	SE	SSW	SSW	SSW	SSW	SSW
Period(s) (?)	10	9	9	9	9	11	11	11	11	11	11	10	3	4	5	5	5	5	10	5	6	6	6	6
Wave Graph (?)
Energy (?)	12	17	14	13	16	3	3	2	2	14	32	29	4	18	27	33	43	71	48	35	54	68	177	43
Wind (km/h)	S	SW	NE	ENE	SSW	SSW	S	S	SSW	SSW	SW	SW	S	SSW	SSW	SW	SW	SW	SW	SW	SSW	S	NE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	glass	glass	off	glass	cross- on	cross- on	cross- on	cross- on	cross- on	on	on	on	cross- on	on	on	on	on	on	on	on	on	cross- on	off	off
High Tide / height (m)								8:24PM 1.27							3:32PM 1.35			12:29AM 1.23					3:45PM 1.42
Low Tide / height (m)			5:07AM 0.54									7:02AM 0.51				8:49PM 1.16				8:16AM 0.44

	Tuesday 16								Wednesday 17								Thursday 18
Sunrise	-	-	5:24	-	-	-	-	-	-	-	5:24	-	-	-	-	-	-	-	5:24	-	-	-	-	-
Sunset	-	-	-	-	-	5:47	-	-	-	-	-	-	-	5:46	-	-	-	-	-	-	-	5:45	-	-

Rain (mm)	-	-	1	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2	2
Temp. °C	27	26	26	27	27	27	27	27	26	26	26	26	27	28	28	27	27	27	27	27	28	29	25	22
Feels °C (?)	32	31	30	31	31	29	29	30	28	28	29	29	29	29	29	28	29	30	30	29	30	32	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 Nagahama (calm at Ogino wx 5 km from Nagahama). 0.3m 5s windswell from the SSW with a 0.2m 9s swell from the SE. 2 swells combining to make bigger set waves.
1 hour 14 minutes ago Nagahama

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1 h 14 min ago

0 km/h

NNW

Clean

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