Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 8 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
23.1° C

Normal for this time of year

Niyodo Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Niyodo Rivermouth today (12 Jun):

  • Evening surf: Evening surf (12 Jun, local time) - 2.5ft (0.8m), 8s period with S swell.

The current surf forecast for Niyodo Rivermouth at 11PM is: 0.8m 8s primary swell from a South direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 08:00pm June 12). The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Jun)--
Afternoon (12 Jun)--
Evening (12 Jun)2.5ft (0.8m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 6mm), mostly falling on Sun afternoon. Warm (max 25°C on Sat afternoon, min 18°C on Sun night). Wind will be generally light.

Fri
12
Saturday
13
Sunday
14
Monday
15
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
12 PM
3 PM
Rating
(10 max)
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
4
4
4
Swell
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
8
0.8
S
8
0.8
S
8
0.5
SSE
7
0.6
S
7
0.5
S
7
0.5
SSE
7
0.5
SSE
7
0.4
SSE
6
0.5
S
7
0.5
S
7
0.4
SSE
6
0.4
SSE
6
0.4
SSE
6
0.4
S
6
0.4
S
6
0.9
SSE
5
1.1
SSE
6
2
ESE
6
1.9
E
7
2.1
SE
8
2.5
ESE
9
2.5
ESE
9
2.5
ESE
9
Wave Graph
Metric surfscale
Energy kJ
74
74
74
29
36
23
26
26
17
22
21
13
13
13
12
11
46
71
266
328
585
1026
1122
1138
Wind (km/h)
5
SE
5
NNE
5
N
10
N
5
NNE
0
SSW
5
SSW
10
SSE
5
S
5
NNE
5
NNE
5
NNE
5
NNE
5
ESE
15
SE
10
SE
15
SSE
10
E
10
ENE
10
N
5
N
5
NW
0
WNW
5
SW
Wind State
glassy
cross-off
off
off
off
glassy
on
on
glassy
off
off
glassy
cross-off
glassy
cross-on
cross-on
cross-on
cross
cross-off
off
off
cross-off
glassy
glassy
High Tide
4:13PM1.64m
3:24AM1.73m
5:10PM1.75m
4:11AM1.78m
6:03PM1.83m
4:58AM1.83m
Low Tide
9:43PM0.90m
10:17AM0.13m
10:39PM0.93m
11:06AM-0.01m
11:31PM0.95m
11:55AM-0.10m
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:15
7:15
7:15
 mm
2
2
1
1
Temp °C
23
21
20
20
20
24
24
25
24
21
20
20
20
23
24
23
20
19
19
18
18
20
21
21
Feels °C
25
22
21
20
20
25
25
25
26
22
21
21
21
25
24
23
20
19
19
18
19
21
23
22
Swell 1
Height (m)
Direction
Period (s)
0.8
S
8
0.8
S
8
0.8
S
8
0.5
SSE
7
0.6
S
7
0.5
S
7
0.5
SSE
7
0.5
SSE
7
0.4
SSE
6
0.5
S
7
0.5
S
7
0.4
SSE
6
0.4
SSE
6
0.4
SSE
6
0.4
S
6
0.4
S
6
0.3
E
8
1.1
SSE
6
0.7
S
7
1.5
SE
8
2.1
SE
8
2.5
ESE
9
2.5
ESE
9
2.5
ESE
9
Energy kJ
74
74
74
29
36
23
26
26
17
22
21
13
13
13
12
11
10
71
45
268
585
1026
1122
1138
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.3
SSW
7
0.3
SSW
7
0.2
SSW
7
0.1
SE
10
0.2
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.2
ESE
9
0.2
ESE
14
0.1
SE
12
0.2
E
15
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
Energy kJ
3
3
3
24
24
19
11
11
5
4
5
11
10
10
10
10
9
20
6
17
21
21
21
Swell 3
Height (m)
Direction
Period (s)
0.1
E
8
0.1
E
7
0.1
E
7
0.3
SW
4
0.1
SE
9
0.2
ESE
9
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
5
0.1
SE
10
0.1
SE
9
0.1
SE
9
0.2
ESE
9
0.2
ESE
9
0.2
ESE
9
0.2
E
10
0.2
ESE
10
0.1
SE
12
Energy kJ
1
1
1
3
3
8
10
9
9
2
4
3
3
8
8
8
8
9
6
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
3
0.5
SE
3
0.9
SSE
5
0.3
E
8
2
ESE
6
1.9
E
7
1.5
ENE
7
Energy kJ
2
5
46
11
266
328
231
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
3
4
4
4
Distance (km)
0
0
0
0
0
0
523
433
497
433
432
432
432
279
432
645
645
29
0
0
0
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
1
2
3
3
4
4
4
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
3
4
4
4
Header Global
Rating
(10 max)
8
9
6
4
7
8
7
5
5
5
5
5
5
5
5
4
7
5
5
5
9
5
5
5
  • 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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