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Surf Forecasts:

Nagahama surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 8 am Thursday 08 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
16.2° C
 (Which is 1.6°C colder than average for this time of year)

How big are the waves at Nagahama today?

The current surf forecast for Nagahama at 11AM is: 1.1m 6s primary swell from a Southwest direction and 0.1m 13s secondary swell from a South direction (forecast issued at 08:00am January 08). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (08 Jan)3ft (0.9m)6s
Afternoon (08 Jan)3ft (0.9m)6s
Evening (08 Jan)0.5ft (0.2m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
08
Friday
09
Saturday
10
Sun
11
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 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 (?)
0.8
SW
0.9
SW
2
WSW
0.9
SW
0.5
SW
0.2
SSW
0.2
SSW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
SW
0.1
W
0.1
W
0.3
SW
0.6
SW
0.6
SW
1.3
SW
1.8
SW
1.6
SW
2.1
SSW
2.3
SSW
2.2
SSW
Period(s) (?)666668588888888244566677
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3854293561773333322111101177195159366544528
Wind
(km/h)
25
W
20
W
20
WNW
35
NNE
50
NNE
40
NNE
35
N
30
N
20
N
5
NNE
10
SSW
20
SSW
25
SSW
20
SSW
10
WSW
10
WSW
25
WSW
35
SW
45
SW
50
SW
45
SW
50
SW
50
SW
50
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glasscross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		onononononononon
High Tide
/ height (m)
8:04AM
1.35
7:13PM
1.33
8:34AM
1.32
8:05PM
1.23
9:05AM
1.29
9:06PM
1.12
Low Tide
/ height (m)
1:39PM
0.70
1:53AM
0.26
2:25PM
0.66
2:29AM
0.41
3:19PM
0.61
Thursday
08
Friday
09
Saturday
10
Sun
11
Sunrise-6:50-------6:50-------6:50------
Sunset---4:45-------4:45-------4:46----
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C8810965444568899879111312131414
Feels °C (?)1240-7-6-6-5-3122245401022333
  • 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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