Nagahama Surf Break

Lat Long: 35.19° N 139.61° E

Nagahama 48 hour detailed Surf Forecast

Issued: 2 am 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
26.6° C
0.2° 

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


How big are the waves at Nagahama today (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 3.5ft (1.1m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 3.5ft (1.1m), 11s period with S swell.
  • Evening surf: Evening surf (08 Aug, local time) - 3ft (0.9m), 11s period with S swell.

The current surf forecast for Nagahama at 8AM is: 1.2m 11s primary swell from a South direction (forecast issued at 02:00am August 08). An open ocean swell of 0.2m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (08 Aug)3.5ft (1.1m)11s
Afternoon (08 Aug)3.5ft (1.1m)11s
Evening (08 Aug)3ft (0.9m)11s

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


Short Range Forecast

Some drizzle, heaviest during Mon night. Warm (max 29°C on Mon afternoon, min 23°C on Mon night). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 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
1
1
1
0
0
1
1
1
1
1
1
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
S
11
1.3
S
11
1.2
S
11
1.1
S
11
1.1
S
11
1.1
S
11
1
S
11
0.9
S
11
0.9
SSW
11
0.8
S
10
0.7
S
11
0.7
SSW
10
0.7
SSW
10
0.6
SSW
11
0.6
SSW
11
0.6
S
11
0.6
S
10
0.6
S
10
0.6
S
12
0.5
S
12
0.5
SSW
11
0.5
SSW
11
0.6
SSW
11
0.5
SSW
10
Wave Graph
Metric surfscale
Energy kJ
418
426
377
307
297
284
235
188
191
130
114
112
112
88
88
82
75
77
101
69
68
66
91
58
Wind (km/h)
15
S
20
S
10
S
15
S
15
SSW
20
SSW
15
S
15
S
10
S
10
SSE
5
ESE
5
ENE
5
N
15
SSW
15
S
10
ESE
10
NE
20
NE
20
NE
20
NE
10
NE
0
NNE
10
S
10
NE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
glassy
glassy
cross-on
cross-on
cross-off
off
off
off
off
off
glassy
cross-on
off
High Tide
10:08PM1.35m
3:51PM1.23m
11:38PM1.32m
4:15PM1.34m
1:20AM1.35m
4:39PM1.42m
Low Tide
6:52AM0.50m
6:45PM1.21m
8:11AM0.39m
8:48PM1.17m
9:07AM0.28m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:54
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:38
6:37
6:36
 mm
Temp °C
26
26
26
26
27
27
27
26
26
26
25
26
27
28
27
26
26
25
25
26
27
29
27
26
Feels °C
29
28
29
29
29
28
29
28
29
29
29
30
30
28
28
28
28
25
25
27
28
31
29
27
  • 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
How to use the Wavefinder 

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.


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