Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 2 am 25 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 (25 Jun):

  • Morning surf: Morning surf (25 Jun, local time) - 6ft (1.9m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (25 Jun, local time) - 4.5ft (1.4m), 13s period with SSW swell.
  • Evening surf: Evening surf (25 Jun, local time) - 6ft (1.8m), 13s period with SSW swell.

The current surf forecast for Niyodo Rivermouth at 6AM is: 1.7m 13s primary swell from a South-southwest direction and 1.0m 7s secondary swell from a Southeast direction (forecast issued at 02:00am June 25). The wind direction is predicted to be glassy and the swell rating is 4.

Time (JST) & DateWave HeightWave Period
Morning (25 Jun)6ft (1.9m)13s
Afternoon (25 Jun)4.5ft (1.4m)13s
Evening (25 Jun)6ft (1.8m)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 69mm), heaviest during Fri night. Warm (max 26°C on Fri morning, min 22°C on Fri night). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
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
6 PM
9 PM
Rating
(10 max)
4
4
4
4
3
3
4
4
4
3
3
3
3
3
1
2
3
3
2
2
3
3
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)
1.3
SSW
15
1.4
SSW
14
1.7
SSW
13
1.9
S
13
1.9
SSW
13
1.4
SSW
13
1.9
SSW
14
1.8
SSW
13
2.3
SSW
13
1.3
SSW
13
1.3
SSW
13
1
SSW
12
1.2
SSW
13
1.5
SSW
13
1.4
SSW
13
1.3
SSW
13
1.2
SSW
13
1.2
SSW
13
1.2
SSW
12
1.2
SSW
12
1.3
SSW
12
1.4
SSW
12
2.4
SSW
13
3.5
S
11
Wave Graph
Metric surfscale
Energy kJ
669
746
975
1283
1288
722
1341
1073
1848
520
536
260
451
732
679
560
447
433
387
380
501
618
1828
2839
Wind (km/h)
0
E
5
ENE
5
SE
5
S
10
SSW
0
S
5
ENE
5
E
0
ESE
5
ESE
5
W
0
NNE
5
S
0
NNE
10
SE
10
ESE
10
NNE
10
NE
5
N
5
N
10
NNW
5
W
5
SW
5
E
Wind State
glassy
glassy
glassy
glassy
cross-on
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-on
cross
off
cross-off
glassy
glassy
off
cross
cross-on
glassy
High Tide
1:45AM1.52m
3:52PM1.41m
2:32AM1.53m
4:45PM1.49m
3:18AM1.55m
5:26PM1.56m
Low Tide
8:55AM0.53m
8:57PM1.07m
9:42AM0.43m
9:55PM1.08m
10:24AM0.35m
light rain
mod rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
heavy rain
heavy rain
mod rain
light rain
cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:19
7:19
 mm
2
9
12
5
3
3
1
1
1
1
2
3
2
2
1
3
16
15
9
1
Temp °C
21
21
22
23
23
23
23
23
23
23
23
25
26
26
25
23
22
22
22
23
23
25
25
23
Feels °C
24
24
26
27
26
28
27
27
27
27
27
30
30
30
28
26
25
25
25
26
25
29
28
26
Swell 1
Height (m)
Direction
Period (s)
1.7
SSE
7
1.5
SSE
7
1.7
SSW
13
1.9
S
13
1.9
SSW
13
1.4
SSW
13
1.9
SSW
14
1.8
SSW
13
1.8
SSW
13
1.3
SSW
13
1.3
SSW
13
1.5
SSW
6
1.2
SSW
13
1.5
SSW
13
1.4
SSW
13
1.3
SSW
13
1.2
SSW
13
1.2
SSW
13
1.2
SSW
12
1.2
SSW
12
1.3
SSW
12
1.4
SSW
12
2.4
SSW
13
3.5
S
11
Energy kJ
281
206
975
1283
1288
722
1341
1073
1057
520
536
165
451
732
679
560
447
433
387
380
501
618
1828
2839
Swell 2
Height (m)
Direction
Period (s)
1.3
SSW
15
1.4
SSW
14
1
SE
7
0.5
SE
11
0.5
SE
11
1.1
S
6
0.5
SE
11
0.5
SE
10
0.5
SE
10
0.5
SE
10
0.5
SE
10
1
SSW
12
1.1
S
6
0.5
SE
10
0.5
SE
10
0.5
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.6
ESE
10
0.9
SE
12
1.5
SSE
11
2.2
SE
12
0.3
ESE
16
Energy kJ
669
746
100
58
58
101
57
53
51
50
50
260
94
50
50
50
36
36
34
75
244
556
1278
51
Swell 3
Height (m)
Direction
Period (s)
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.2
E
10
0.2
E
10
0.5
SE
11
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
8
0.1
E
8
0.7
SW
14
0.5
SE
10
0.2
ESE
18
0.2
ESE
18
0.2
ESE
18
0.2
ESE
18
0.2
ESE
18
0.4
ENE
4
0.3
SSE
12
0.2
ESE
17
0.7
E
5
0.2
ESE
16
1.2
E
7
Energy kJ
59
58
58
8
7
57
2
2
2
1
1
191
50
31
31
31
31
31
6
30
30
29
25
156
Wind waves
Height (m)
Direction
Period (s)
1.5
S
6
2.3
SSW
13
1.5
S
6
1.6
SSW
6
0.7
E
4
0.8
E
4
0.8
E
4
0.6
ENE
4
0.5
NE
4
0.5
NE
4
0.8
ENE
4
0.9
ENE
5
Energy kJ
182
1848
176
195
13
23
26
15
9
8
19
48
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
3
4
4
4
3
3
3
3
3
3
3
3
3
2
2
3
3
5
5
Distance (km)
0
0
0
0
51
0
0
0
0
0
0
0
0
0
29
29
0
0
0
0
0
51
51
29
Best forecast wave conditions in Shikoku
Rating
(10 max)
4
4
4
4
4
3
4
4
4
3
3
3
3
3
3
3
3
3
2
2
3
3
5
5
Best forecast wave conditions in Japan
Rating
(10 max)
4
4
4
4
4
3
4
4
4
3
3
3
3
3
3
3
3
3
2
2
3
3
5
5
Header Global
Rating
(10 max)
8
7
6
6
5
5
5
5
5
4
4
5
5
5
6
8
5
7
7
5
6
6
6
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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