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Surf Forecasts:

Nagahama surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 2 am Friday 23 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
15.6° C
 (Which is 1.5°C colder than average for this time of year)

How big are the waves at Nagahama today?

The current surf forecast for Nagahama at 8AM is: 0.2m 8s primary swell from a South-southwest direction and 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 02:00am January 23). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Jan)0.5ft (0.2m)8s
Afternoon (23 Jan)0.5ft (0.1m)10s
Evening (23 Jan)2ft (0.6m)5s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
23
Saturday
24
Sunday
25
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
SW
1
SW
0.3
SW
0.2
SSW
0.1
SE
0.1
SE
0.1
SE
0.6
SW
0.6
SW
1
SW
0.4
SSW
0.8
SW
1.4
SW
1.9
SW
1.7
SW
2.3
WSW
1.7
WSW
1.6
SW
0.6
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SSW
0.3
SW
Period(s) (?)8788101010558666666891010101099
Wave
Graph
(?)Metric surfscale
Energy kJ (?)991049644414211191244124258223406372415762425273413
Wind
(km/h)
5
S
5
WNW
15
NNE
15
N
0
NNE
10
S
15
SSE
5
E
5
NW
15
W
20
W
35
WSW
55
WSW
65
WSW
60
WSW
50
W
30
W
25
N
30
N
30
N
5
NW
5
SSE
20
NNE
25
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
off		cross-
off		glasscross-
on		cross-
on		glasscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
off		cross-
off		cross-
off		cross-
off		crossoffcross-
off
High Tide
/ height (m)
7:52AM
1.35
7:34PM
1.29
8:19AM
1.32
8:25PM
1.18
8:46AM
1.29
Low Tide
/ height (m)
1:22AM
0.21
1:45PM
0.55
1:53AM
0.35
2:29PM
0.51
2:25AM
0.51
3:22PM
0.49
Friday
23
Saturday
24
Sunday
25
Sunrise---6:46-------6:46-------6:45----
Sunset-----4:59-------5:00-------5:00--
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
Rain (mm)
------------------------
Temp. °C454456777656798665445665
Feels °C (?)01-2-2222341-1-3-6-6-6-6-3-2-5-512-2-3
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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