Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 8 am 13 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 (13 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with S swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with SSE swell.
  • Evening surf: Evening surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with S swell.

The current surf forecast for Niyodo Rivermouth at 12PM is: 0.5m 7s primary swell from a South direction and 0.3m 7s secondary swell from a South-southwest direction (forecast issued at 08:00am June 13). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Jun)1.5ft (0.5m)7s
Afternoon (13 Jun)1.5ft (0.5m)7s
Evening (13 Jun)1.5ft (0.5m)7s

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 night. Warm (max 25°C on Sat afternoon, min 18°C on Sun night). Wind will be generally light.

Saturday
13
Sunday
14
Monday
15
Tue
16
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
12 AM
3 AM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
2
1
4
3
2
2
3
3
3
2
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)
0.5
S
7
0.5
S
7
0.5
S
7
0.5
SSE
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
SSE
6
0.4
SSE
6
0.4
S
6
0.7
SE
6
0.8
SSE
4
0.3
E
8
1.1
ESE
4
1.8
E
6
1.3
SE
7
2.5
ESE
8
2.3
ESE
9
2.3
ESE
9
2.2
ESE
9
2.2
ESE
9
1.9
ESE
9
1.7
ESE
9
1.5
E
9
Wave Graph
Metric surfscale
Energy kJ
25
23
24
26
22
22
21
13
13
12
39
16
11
49
209
174
985
793
829
802
813
639
528
388
Wind (km/h)
5
N
0
W
10
S
10
SSE
5
S
5
NNE
5
NNE
5
NNE
5
NNE
5
ESE
10
SSE
15
SE
15
SE
10
E
10
ENE
10
NNE
5
N
5
NW
10
SW
10
SW
0
NW
0
NNE
0
NNE
5
N
Wind State
off
glassy
on
cross-on
on
cross-off
cross-off
off
glassy
glassy
cross-on
cross-on
cross-on
cross
cross-off
off
off
glassy
cross-on
cross-on
glassy
glassy
glassy
glassy
High Tide
3:24AM1.73m
5:10PM1.75m
4:11AM1.78m
6:03PM1.83m
4:58AM1.83m
6:53PM1.86m
Low Tide
10:17AM0.13m
10:39PM0.93m
11:06AM-0.01m
11:31PM0.95m
11:55AM-0.10m
00:19AM0.96m
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
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
1
1
2
2
Temp °C
20
23
24
25
24
21
20
20
20
23
24
22
20
18
18
18
19
21
23
23
21
21
20
20
Feels °C
20
24
24
25
26
22
21
21
21
24
25
22
19
18
18
17
19
23
23
24
23
23
22
22
Swell 1
Height (m)
Direction
Period (s)
0.5
S
7
0.5
S
7
0.5
S
7
0.5
SSE
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
SSE
6
0.4
SSE
6
0.4
S
6
0.2
ESE
9
0.3
E
8
0.3
S
6
0.3
SSW
6
0.1
E
15
1.3
SE
7
2.2
ESE
8
2.3
ESE
9
2.3
ESE
9
2.2
ESE
9
2.2
ESE
9
1.9
ESE
9
1.7
ESE
9
1.5
E
9
Energy kJ
25
23
24
26
22
22
21
13
13
12
8
10
6
7
4
174
634
793
829
802
813
639
528
388
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
8
0.4
SSW
8
0.3
SSW
7
0.3
SSW
7
0.2
SSW
7
0.2
E
8
0.2
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.1
SE
13
0.2
ESE
9
0.3
E
8
0.2
ESE
14
0.1
SE
12
0.2
ESE
14
0.2
ESE
15
0.2
ESE
15
0.1
SE
15
0.1
SE
15
0.5
S
8
0.4
SSW
8
0.5
S
8
Energy kJ
24
19
11
11
5
5
5
11
10
10
7
8
10
20
6
21
21
21
8
8
31
22
29
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
9
0.2
ESE
9
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.1
SE
10
0.1
SE
10
0.1
SE
9
0.1
SE
9
0.2
ESE
9
0.1
E
16
0.1
SE
13
0.2
ESE
9
0.1
E
12
0.4
S
7
Energy kJ
3
8
9
9
9
4
4
3
3
9
5
6
9
3
15
Wind waves
Height (m)
Direction
Period (s)
0.7
SE
6
0.8
SSE
4
0.6
SSE
4
1.1
ESE
4
1.8
E
6
1.5
ENE
6
2.5
ESE
8
Energy kJ
39
16
11
49
209
176
985
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
4
3
3
3
3
3
3
2
Distance (km)
0
0
524
1665
433
433
433
432
432
432
29
29
432
645
0
0
0
0
29
29
0
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
2
1
4
3
3
3
3
3
3
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
4
3
3
3
3
3
3
2
Header Global
Rating
(10 max)
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
5
9
5
5
5
5
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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