Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 8 am 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
24.0° 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 (26 Jun):

  • Morning surf: Morning surf (26 Jun, local time) - 3.5ft (1.0m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (26 Jun, local time) - 3.5ft (1.1m), 13s period with SSW swell.
  • Evening surf: Evening surf (26 Jun, local time) - 3.5ft (1.0m), 13s period with SSW swell.

The current surf forecast for Niyodo Rivermouth at 4PM is: 1.1m 13s primary swell from a South-southwest direction and 1.1m 6s secondary swell from a South direction (forecast issued at 08:00am June 26). The wind direction is predicted to be offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (26 Jun)3.5ft (1.0m)12s
Afternoon (26 Jun)3.5ft (1.1m)13s
Evening (26 Jun)3.5ft (1.0m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 31mm), heaviest during Fri night. Warm (max 28°C on Sat afternoon, min 22°C on Fri afternoon). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Mon
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
12 AM
3 AM
Rating
(10 max)
3
3
3
3
3
2
3
3
3
4
4
!
!
!
!
4
4
3
2
2
1
2
2
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)
1.3
SSW
13
1
SSW
12
1.2
SSW
13
1.1
SSW
13
1.1
SSW
13
1
SSW
13
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.4
S
13
2.5
SSE
13
3
SSE
12
3
SSE
11
3
SSW
12
3
S
11
2.5
S
10
2.4
S
10
2.1
S
10
2
S
9
1.4
SSW
9
1.2
SSW
9
1.1
SSW
9
1
SE
8
0.9
SE
8
Wave Graph
Metric surfscale
Energy kJ
536
260
451
414
414
351
510
452
437
704
2023
2139
2202
2160
2282
1578
1154
832
685
333
243
193
125
96
Wind (km/h)
5
WSW
5
S
0
N
10
N
5
N
10
NNW
5
NNW
5
NNW
5
NE
5
NW
5
NNE
10
NNW
15
NNW
10
N
5
NNE
5
NNW
5
NNW
5
S
10
SSE
5
SE
5
SE
5
NNE
5
N
5
N
Wind State
glassy
glassy
glassy
off
glassy
off
cross-off
off
glassy
glassy
glassy
cross-off
off
off
off
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
glassy
High Tide
4:45PM1.49m
3:18AM1.55m
5:26PM1.56m
4:02AM1.59m
6:03PM1.62m
Low Tide
9:42AM0.43m
9:55PM1.08m
10:24AM0.35m
10:42PM1.06m
11:03AM0.27m
11:22PM1.03m
mod rain
thunderstorm
mod rain
light rain
mod rain
rain showers
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:56
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:19
7:19
7:19
7:19
 mm
6
4
6
5
6
9
1
Temp °C
24
25
25
24
22
22
22
22
22
24
25
28
26
23
23
24
23
24
25
25
24
23
24
23
Feels °C
29
30
30
27
26
25
25
25
25
28
29
30
28
25
25
27
26
27
28
28
27
27
28
26
Swell 1
Height (m)
Direction
Period (s)
1.3
SSW
13
1
SSW
12
1.2
SSW
13
1.1
SSW
13
1.1
SSW
13
1
SSW
13
1.3
SSW
12
1.3
SSW
12
1.3
SSW
12
1.4
S
13
2.5
SSE
13
3
SSE
12
3
SSE
11
3
SSW
12
3
S
11
2.5
S
10
2.4
S
10
2.1
S
10
2
S
9
1.4
SSW
9
1.2
SSW
9
1.1
SSW
9
0.9
SSW
8
0.9
SE
8
Energy kJ
536
260
451
414
414
351
510
452
437
704
2023
2139
2202
2160
2282
1578
1154
832
685
333
243
193
125
96
Swell 2
Height (m)
Direction
Period (s)
0.5
SE
10
0.7
SW
14
0.5
SE
10
1.1
S
6
1
S
6
0.8
S
6
0.4
SE
10
0.6
E
5
0.5
SE
10
1.3
SE
10
0.9
SSW
11
0.8
SSW
11
2.4
SSW
12
2.4
SSE
11
0.3
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
1.1
SE
8
1.1
SE
8
1
SE
8
1
SE
8
0.9
SSW
8
Energy kJ
50
191
50
95
75
51
36
17
49
305
211
149
1647
1285
51
25
25
25
25
156
176
132
122
96
Swell 3
Height (m)
Direction
Period (s)
0.1
E
8
0.5
SE
10
0.2
ESE
18
0.5
SE
10
0.5
SE
10
0.5
SE
10
0.2
ESE
18
0.4
SE
10
0.4
S
15
1.2
SSW
12
0.1
E
17
0.2
ESE
16
0.2
ESE
16
0.3
ESE
16
0.3
ESE
16
0.2
ESE
16
0.1
E
8
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
15
0.3
ESE
15
Energy kJ
1
50
31
50
50
50
31
36
69
368
6
26
26
51
51
25
1
25
25
25
22
43
Wind waves
Height (m)
Direction
Period (s)
1.5
S
6
1.3
SSW
6
1.2
S
6
0.4
E
3
0.8
E
4
0.9
E
5
0.3
ENE
4
1.1
E
4
1.1
ENE
4
1.5
ENE
5
Energy kJ
182
139
112
2
22
37
3
46
45
119
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
2
3
3
3
4
4
2
2
2
3
4
4
3
3
2
2
2
2
2
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
0
0
0
85
65
55
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
3
3
3
3
3
2
3
3
3
4
4
4
5
5
4
4
4
3
3
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
3
3
3
3
3
2
3
3
3
4
4
4
5
5
4
4
4
3
3
4
2
2
2
2
Header Global
Rating
(10 max)
4
5
5
5
5
6
7
7
5
5
6
6
5
5
5
7
8
8
8
7
6
5
5
6
  • 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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