Nagahama Surf Break

Nagahama 48 hour detailed Surf Forecast

Lat Long: 35.19° N 139.61° E

Issued: 2 pm 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nagahama sea temperature is
22.3° C

Slightly cooler than normal

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 (18 Jun):

  • Afternoon surf: Afternoon surf (18 Jun, local time) - 2.5ft (0.8m), 7s period with S swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2ft (0.6m), 7s period with SSW swell.

The current surf forecast for Nagahama at 5PM is: 0.8m 7s primary swell from a South direction and 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 02:00pm June 18). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Jun)--
Afternoon (18 Jun)2.5ft (0.8m)7s
Evening (18 Jun)2ft (0.6m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 26mm), heaviest during Sat afternoon. Warm (max 23°C on Thu afternoon, min 21°C on Thu night). Winds increasing (calm on Fri morning, strong winds from the SSW by Sat night).

Thu
18
Friday
19
Saturday
20
Sun
21
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
0
0
1
0
1
0
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
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
S
7
0.8
S
7
0.8
S
7
0.6
SSW
7
0.6
SSE
7
0.6
S
7
0.5
S
6
0.6
S
7
0.4
SSW
6
0.4
S
6
0.4
S
6
0.4
SSE
6
0.2
SSE
10
0.4
SE
5
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.6
SSE
4
0.6
S
4
0.6
S
4
1.2
S
5
1.3
S
6
1.5
SSW
6
1
S
6
Wave Graph
Metric surfscale
Energy kJ
60
61
61
38
40
32
22
33
14
12
12
11
10
9
9
9
9
12
12
10
60
103
141
81
Wind (km/h)
35
N
25
NNE
10
NE
5
ESE
5
E
10
NE
10
ENE
5
E
10
SSW
15
S
15
SE
15
ESE
15
ENE
20
ENE
20
ENE
15
NE
10
NE
5
ENE
10
SE
15
SW
30
S
40
S
40
SSW
35
SSW
Wind State
cross-off
off
off
cross
cross-off
off
cross-off
glassy
cross-on
cross-on
cross
cross-off
off
off
off
off
off
glassy
cross
on
cross-on
cross-on
cross-on
on
High Tide
7:48PM1.40m
6:11AM1.45m
8:25PM1.37m
6:57AM1.37m
9:03PM1.34m
7:51AM1.28m
Low Tide
12:41PM0.04m
00:53AM0.93m
1:20PM0.14m
1:39AM0.90m
2:01PM0.26m
2:32AM0.87m
cloud
clear
part cloud
light rain
cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
mod rain
light rain
light rain
light rain
light rain
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:58
6:59
 mm
1
1
2
2
2
6
3
4
1
2
1
Temp °C
21
23
23
22
22
21
21
22
23
23
23
22
22
21
21
21
21
21
21
21
21
22
22
23
Feels °C
18
21
24
24
24
22
22
25
25
24
25
23
23
21
21
21
23
24
23
22
19
19
19
21
Swell 1
Height (m)
Direction
Period (s)
0.8
S
7
0.8
S
7
0.8
S
7
0.6
SSW
7
0.6
SSE
7
0.6
S
7
0.5
S
6
0.6
S
7
0.4
SSW
6
0.4
S
6
0.2
SSE
6
0.4
SSE
6
0.3
SSE
6
0.4
SE
5
0.3
SE
5
0.2
SSW
7
0.2
SSW
7
0.2
SSW
7
0.2
SSE
10
0.2
SSE
10
0.1
SE
12
0.1
SE
9
1
S
6
1
S
6
Energy kJ
60
61
61
38
35
32
22
33
14
12
3
11
6
7
4
5
5
5
9
9
6
3
64
81
Swell 2
Height (m)
Direction
Period (s)
0.2
SSE
8
0.2
SSE
9
0.2
SSE
9
0.5
SSE
6
0.5
SSW
8
0.4
SW
8
0.3
SSW
7
0.1
SE
10
0.4
SE
6
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.1
SE
12
0.2
SSW
7
0.2
E
9
0.1
SE
12
0.1
SE
9
0.1
SE
11
Energy kJ
7
8
8
23
40
16
10
4
10
10
10
10
10
9
9
9
9
9
6
4
6
5
3
5
Swell 3
Height (m)
Direction
Period (s)
0.1
S
16
0.1
S
16
0.2
N
3
0.2
SSE
9
0.2
SSE
9
0.1
SE
9
0.1
SW
8
0.1
S
15
0.2
SSE
10
0.1
SE
14
0.1
SE
14
0.1
SE
13
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
E
9
0.1
SE
12
0.1
SE
12
0.1
SE
9
Energy kJ
5
5
1
8
8
3
3
4
10
7
7
7
2
2
2
7
6
6
2
6
5
3
Wind waves
Height (m)
Direction
Period (s)
0.5
N
3
0.4
NNE
3
0.3
SSE
2
0.4
S
6
0.4
ESE
3
0.3
ESE
3
0.4
ESE
5
0.4
ESE
5
0.3
SE
5
0.3
SE
4
0.6
SSE
4
0.6
S
4
0.6
S
4
1.2
S
5
1.3
S
6
1.5
SSW
6
Energy kJ
5
3
1
12
4
2
10
9
3
3
12
12
10
60
103
141
Nearest Offshore or Glassy
Rating
(10 max)
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
27
18
68
0
0
24
0
12
27
8
11
74
98
144
506
144
144
144
144
144
95
144
85
87
Best forecast wave conditions in Kanagawa
Rating
(10 max)
1
1
1
1
1
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
1
4
1
2
2
3
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
3
4
Header Global
Rating
(10 max)
5
5
5
9
9
9
5
5
5
5
6
6
6
4
8
4
4
6
4
4
4
5
5
9
  • 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
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