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Surf Forecasts:

Nagahama surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 8 pm Tuesday 13 Jan 2026 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
16.3° C
 (Which is 1.2°C colder than average for this time of year)

How big are the waves at Nagahama today?

The current surf forecast for Nagahama at 2AM is: 1.5m 7s primary swell from a Southwest direction and 1.2m 9s secondary swell from a Southwest direction (forecast issued at 08:00pm January 13). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (14 Jan)2.5ft (0.7m)10s
Afternoon (14 Jan)1.5ft (0.4m)9s
Evening (14 Jan)1ft (0.3m)9s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tue
13
Wednesday
14
Thursday
15
Friday
16
6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM
Rating
(10 max)
0
0
0
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.1
SW
1.8
SW
1.5
SW
2.2
SW
0.9
SSW
0.7
SW
0.4
SW
0.4
SW
0.3
SW
0.3
SW
0.3
SW
0.2
SSW
0.2
SSW
0.1
SE
0.1
SE
1.1
SW
1.9
SW
2
SW
1.8
SW
2.2
SW
1.9
SW
0.8
SSW
0.6
SSW
0.4
SSW
Period(s) (?)77799109999965109566677888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)385340242749148922221131313444363284305280427314724023
Wind
(km/h)
60
WSW
55
WSW
40
WSW
10
NNE
20
NE
20
NE
10
ENE
10
E
15
ENE
15
NE
15
NNE
15
NNE
10
NNE
0
SSW
15
SSW
35
WSW
55
WSW
55
WSW
60
WSW
35
W
5
NW
20
NE
10
NE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
on		cross-
off		offoffoffcross-
off		cross-
off		offoffcross-
off		cross-
off		glassonononononcross-
on		crossoffoffcross-
off
High Tide
/ height (m)
2:48AM
1.07
12:14PM
1.25
3:55AM
1.18
1:21PM
1.27
4:37AM
1.27
2:21PM
1.32
Low Tide
/ height (m)
7:04PM
0.38
6:38AM
0.98
8:11PM
0.26
8:17AM
1.01
9:05PM
0.14
9:22AM
0.99
Tue
13
Wednesday
14
Thursday
15
Friday
16
Sunrise-----6:50-------6:48-------6:48--
Sunset-------4:50-------4:51-------4:52
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C131210109899101087779111213141312111112
Feels °C (?)0-106325455212552-11159677
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nagahama surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Nagahama at:
surf-forecast.com

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