Nagahama Surf Break

Lat Long: 35.19° N 139.61° E

Nagahama 48 hour detailed Surf Forecast

Issued: 2 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
27.3°C
0.5° 

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 (23 Aug):

  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1ft (0.3m), 13s period with SE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 12s period with SE swell.

The current surf forecast for Nagahama at 8PM is: 0.4m 12s primary swell from a Southeast direction and 0.4m 8s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 23). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)--
Afternoon (23 Aug)1ft (0.3m)13s
Evening (23 Aug)1.5ft (0.4m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Warm (max 28°C on Tue afternoon, min 25°C on Sun night). Winds increasing (light winds from the S on Sun night, fresh winds from the SSW by Tue afternoon).

Sun
23
Monday
24
Tuesday
25
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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
8
0.3
SE
13
0.3
SE
12
0.4
SE
12
0.5
SE
13
0.6
SSE
13
0.5
SSE
16
0.6
SSE
18
1
SSE
14
0.9
SSE
16
1.4
SSE
15
1.5
SSE
14
1.3
SSE
14
1.6
SSE
14
1.4
SSE
13
1.4
SSE
13
1.2
SSE
13
1.1
S
12
1.3
S
12
1.2
S
13
Wave Graph
Metric surfscale
Energy kJ
24
27
23
38
82
113
138
260
362
480
856
911
615
861
690
690
492
347
488
459
Wind (km/h)
5
NNE
15
S
10
SSW
5
S
10
S
10
S
5
S
10
SSW
15
S
25
S
30
SSW
25
SSW
25
SSW
25
SW
20
SSW
25
SSW
30
SSW
40
SSW
40
SW
35
SW
Wind State
off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
on
on
High Tide
4:01PM1.31m
00:24AM1.29m
4:15PM1.40m
2:01AM1.36m
4:35PM1.47m
Low Tide
8:27PM1.21m
8:33AM0.38m
9:20PM1.11m
9:22AM0.29m
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:20
6:19
 mm
Temp °C
27
27
27
26
26
26
25
26
26
27
27
27
26
26
26
26
27
27
28
27
Feels °C
30
29
31
30
30
30
29
30
28
28
27
28
27
27
27
27
27
26
27
26
  • 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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