Nagahama Surf Break

Lat Long: 35.19° N 139.61° E

Nagahama 48 hour detailed Surf Forecast

Issued: 8 pm 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
26.9°C
0.9° 

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 (15 Sep):

  • Morning surf: Morning surf (15 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (15 Sep, local time) - 3.5ft (1.0m), 5s period with S swell.
  • Evening surf: Evening surf (15 Sep, local time) - 1.5ft (0.5m), 6s period with SE swell.

The current surf forecast for Nagahama at 7AM is: 0.4m 8s primary swell from a Southeast direction and 0.6m 5s secondary swell from a South direction (forecast issued at 08:00pm September 14). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Sep)1.5ft (0.4m)8s
Afternoon (15 Sep)3.5ft (1.0m)5s
Evening (15 Sep)1.5ft (0.5m)6s

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


Short Range Forecast

Heavy rain (total 58mm), heaviest during Wed night. Warm (max 26°C on Mon night, min 19°C on Wed night). Winds increasing (calm on Tue afternoon, strong winds from the N by Wed night).

Mon
14
Tuesday
15
Wednesday
16
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
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)
0.9
S
4
0.4
SE
10
0.4
SE
9
0.9
S
5
0.7
S
5
0.4
SE
8
0.4
SE
8
1
S
5
0.8
S
5
0.5
S
6
0.5
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
8
0.4
SE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
33
25
22
34
21
17
17
52
37
21
22
16
12
12
11
17
17
17
Wind (km/h)
35
SSW
35
SSW
30
SSW
30
SSW
30
SSW
25
SW
25
SSW
10
SW
5
NNW
20
NNE
25
NNE
25
NNE
25
NNE
25
NE
25
NNE
25
N
25
NNE
30
NNE
Wind State
on
on
on
cross-on
on
on
on
on
glassy
off
off
off
off
off
cross-off
cross-off
off
cross-off
High Tide
6:04PM1.59m
6:43AM1.56m
6:24PM1.58m
7:24AM1.46m
6:46PM1.56m
Low Tide
00:22AM0.33m
12:32PM0.64m
00:57AM0.32m
12:56PM0.78m
cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:47
 mm
2
2
2
2
2
2
1
1
1
1
2
3
10
Temp °C
26
26
26
24
24
24
24
24
24
23
22
22
21
22
21
21
21
21
Feels °C
25
25
26
22
23
24
24
27
28
23
21
22
20
22
19
20
20
19
  • 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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