Nagahama Surf Break

Lat Long: 35.19° N 139.61° E

Nagahama 48 hour detailed Surf Forecast

Issued: 8 am 27 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
27.6°C
0.8° 

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 (27 Aug):

  • Morning surf: Morning surf (27 Aug, local time) - 2.5ft (0.8m), 5s period with SSW swell.
  • Afternoon surf: Afternoon surf (27 Aug, local time) - 3ft (0.9m), 5s period with SSW swell.
  • Evening surf: Evening surf (27 Aug, local time) - 1.5ft (0.4m), 10s period with S swell.

The current surf forecast for Nagahama at 1PM is: 0.4m 10s primary swell from a South-southeast direction and 0.4m 11s secondary swell from a South direction, 0.7m 5s secondary swell from a South-southwest direction (forecast issued at 08:00am August 27). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (27 Aug)2.5ft (0.8m)5s
Afternoon (27 Aug)3ft (0.9m)5s
Evening (27 Aug)1.5ft (0.4m)10s

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


Short Range Forecast

Moderate rain (total 16mm), heaviest on Thu afternoon. Warm (max 29°C on Thu morning, min 23°C on Sat night). Wind will be generally light.

Thursday
27
Friday
28
Saturday
29
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
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
5
0.4
SW
10
0.4
S
11
0.9
SSW
5
0.4
S
10
0.4
S
10
0.5
S
10
1
SW
5
0.4
S
9
0.6
SSW
6
0.5
S
6
0.6
S
8
0.6
S
8
0.5
S
8
0.5
S
8
0.4
SSW
6
0.4
SSW
8
0.4
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
Wave Graph
Metric surfscale
Energy kJ
44
33
38
36
31
30
45
51
25
28
20
48
46
33
32
12
20
19
11
12
12
12
Wind (km/h)
10
WSW
15
SSW
25
SSW
25
NNW
15
NNE
5
SW
20
SSW
20
SSW
20
N
15
SW
10
SSW
0
ENE
5
E
10
E
15
ENE
15
NE
15
NE
10
NE
5
ENE
10
E
15
E
15
NE
Wind State
on
on
on
cross-off
off
glassy
cross-on
on
cross-off
on
on
glassy
glassy
cross-off
off
off
off
off
glassy
cross-off
cross-off
off
High Tide
3:51AM1.55m
5:15PM1.54m
4:33AM1.61m
5:36PM1.56m
5:12AM1.65m
5:57PM1.57m
Low Tide
10:37AM0.20m
10:50PM0.74m
11:09AM0.22m
11:19PM0.63m
11:39AM0.28m
part cloud
part cloud
thunderstorm
thunderstorm
light rain
light rain
light rain
thunderstorm
thunderstorm
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:13
 mm
1
3
2
2
3
1
1
1
1
Temp °C
28
28
29
27
25
24
24
26
25
25
26
27
27
27
26
26
25
26
27
26
24
24
Feels °C
32
32
31
27
26
26
25
27
26
27
29
32
31
31
28
27
26
28
31
28
26
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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