Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 8 am 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
24.3° C

1.2°C colder than average 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 (05 Jul):

  • Morning surf: Morning surf (05 Jul, local time) - 3ft (0.9m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (05 Jul, local time) - 2.5ft (0.7m), 6s period with SSW swell.
  • Evening surf: Evening surf (05 Jul, local time) - 2.5ft (0.7m), 6s period with SSW swell.

The current surf forecast for Niyodo Rivermouth at 12PM is: 0.9m 6s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 08:00am July 05). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (05 Jul)3ft (0.9m)6s
Afternoon (05 Jul)2.5ft (0.7m)6s
Evening (05 Jul)2.5ft (0.7m)6s

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 20mm), heaviest during Sun afternoon. Warm (max 27°C on Mon afternoon, min 24°C on Sun morning). Wind will be generally light.

Sunday
5
Monday
6
Tuesday
7
Wed
8
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
1
1
1
1
0
1
1
1
2
2
2
2
2
3
3
3
2
1
3
3
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)
1
SSW
7
0.9
SSW
6
0.9
SSW
6
0.7
SSW
6
0.7
SSW
6
0.7
SSW
6
0.4
SE
9
0.3
SE
17
0.4
SE
17
0.6
SE
16
0.6
SE
16
0.7
SE
15
0.9
SE
15
0.9
SE
14
1.1
SE
14
1.1
SE
13
1.2
SE
13
1.1
SE
13
1.5
SE
16
1.1
SE
16
1.6
SE
15
1.7
SE
15
1.9
SE
17
2.3
SE
16
Wave Graph
Metric surfscale
Energy kJ
83
72
55
32
32
32
19
47
106
159
198
209
355
336
404
458
480
424
1087
553
1125
1262
2066
2874
Wind (km/h)
5
E
5
SSE
5
SE
5
NNE
5
WSW
5
NE
0
ENE
5
E
5
E
5
ESE
0
S
5
S
0
ENE
10
N
5
N
5
NNE
5
N
5
SSW
10
S
10
SSE
10
SE
5
ESE
5
SE
5
E
Wind State
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
off
off
glassy
off
glassy
on
on
cross-on
cross-on
glassy
glassy
High Tide
8:32AM1.60m
9:43PM1.66m
9:21AM1.52m
10:18PM1.64m
10:22AM1.43m
10:58PM1.62m
Low Tide
3:04PM0.40m
3:40AM0.80m
3:41PM0.52m
4:32AM0.75m
4:25PM0.67m
part cloud
cloud
light rain
heavy rain
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
thunderstorm
light rain
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
5:00
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:17
7:17
7:17
 mm
2
16
1
1
Temp °C
24
25
24
24
25
24
24
24
24
25
26
27
27
25
24
24
24
26
27
25
25
24
24
24
Feels °C
28
29
29
29
30
29
29
29
29
30
31
32
33
29
27
28
27
30
30
28
29
28
28
28
Swell 1
Height (m)
Direction
Period (s)
1
SSW
7
0.9
SSW
6
0.9
SSW
6
0.7
SSW
6
0.7
SSW
6
0.7
SSW
6
0.5
SSW
6
0.5
SSW
6
0.5
SSW
6
0.5
SSW
6
0.6
SE
16
0.8
SSW
6
0.9
SE
15
0.9
SE
14
1.1
SE
14
1.1
SE
13
1.2
SE
13
1.1
SE
13
1.5
SE
16
1.1
SE
12
1.6
SE
15
1.7
SE
15
1.9
SE
17
2.3
SE
16
Energy kJ
83
72
55
32
32
32
18
18
20
20
198
42
355
336
404
458
480
424
1087
319
1125
1262
2066
2874
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
9
0.3
ESE
9
0.4
SE
11
0.3
ESE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
17
0.4
SE
17
0.6
SE
16
0.6
SSW
6
0.7
SE
15
0.4
E
7
0.9
SSW
6
0.8
SSW
6
0.8
SSW
6
0.7
SSW
6
0.6
SE
17
0.4
SSW
6
1.1
SE
16
1
E
8
0.9
E
8
0.9
E
8
1
E
8
Energy kJ
15
15
30
15
19
19
19
47
106
159
26
209
17
56
51
47
34
238
13
553
118
90
95
122
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
11
0.3
SE
11
0.3
ESE
9
0.3
SE
10
0.2
S
8
0.2
E
11
0.2
S
7
0.3
ESE
10
0.3
ESE
10
0.3
ESE
8
0.3
ESE
10
0.3
ESE
10
0.4
E
7
0.3
E
8
0.4
E
8
0.3
E
8
0.3
E
7
0.6
SSW
6
0.7
E
7
0.9
ESE
7
0.3
SSW
5
Energy kJ
12
19
15
15
5
9
4
21
20
13
22
21
17
10
18
10
10
24
43
82
5
Wind waves
Height (m)
Direction
Period (s)
0.2
E
4
0.2
E
4
1.1
SW
6
0.9
SSW
6
0.5
E
7
Energy kJ
1
1
88
67
28
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
4
4
4
4
Distance (km)
0
0
0
0
0
0
51
0
0
0
0
0
0
0
0
0
0
0
432
82
58
29
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
3
3
3
3
4
4
4
4
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
2
1
1
1
2
2
2
2
2
3
3
3
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
9
9
9
8
7
6
5
5
6
5
5
5
9
8
8
8
7
8
5
5
5
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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