Nagahama Surf Break

Lat Long: 35.19° N 139.61° E

Nagahama 48 hour detailed Surf Forecast

Issued: 8 pm 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
27.8°C
1.0° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 1.5ft (0.4m), 7s period with SSW swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 0.5ft (0.2m), 11s period with SSE swell.
  • Evening surf: Evening surf (29 Aug, local time) - 1ft (0.3m), 8s period with SSW swell.

The current surf forecast for Nagahama at 4AM is: 0.5m 7s primary swell from a South direction and 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 28). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (29 Aug)1.5ft (0.4m)7s
Afternoon (29 Aug)0.5ft (0.2m)11s
Evening (29 Aug)1ft (0.3m)8s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Fri night. Warm (max 28°C on Fri night, min 21°C on Sat afternoon). Winds decreasing (fresh winds from the NNE on Sat afternoon, calm by Sun afternoon).

Fri
28
Saturday
29
Sunday
30
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
1
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.8
SSW
7
0.7
SSW
7
0.6
SSW
7
0.5
S
7
0.5
S
7
0.4
SSW
7
0.4
SSW
7
0.2
SSE
11
0.2
SSE
11
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
Wave Graph
Metric surfscale
Energy kJ
62
51
40
26
28
18
18
12
12
11
11
11
11
11
11
10
10
10
Wind (km/h)
10
S
15
ENE
15
NNE
15
NNE
20
NNE
10
NE
10
ENE
25
NNE
35
NNE
30
NNE
25
NNE
25
NNE
20
NNE
20
NNE
15
NNE
10
NNE
5
NNE
5
N
Wind State
cross-on
off
cross-off
cross-off
off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
glassy
glassy
High Tide
5:36PM1.56m
5:12AM1.65m
5:57PM1.57m
5:50AM1.65m
6:17PM1.57m
Low Tide
11:19PM0.63m
11:39AM0.28m
11:49PM0.53m
12:08PM0.37m
cloud
thunderstorm
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:13
6:12
 mm
1
2
1
2
2
2
1
1
1
Temp °C
29
28
25
25
24
24
24
23
21
21
21
21
21
22
23
24
24
24
Feels °C
33
30
26
25
24
27
27
22
18
18
19
20
20
22
24
26
28
28
  • 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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