Niyodo Rivermouth Surf Break
Lat Long: 33.54° N 133.69° E

Niyodo Rivermouth 48 hour detailed Surf Forecast

Weather Forecast for Niyodo Rivermouth

Issued: 2 am 03 Jun 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
23.7° C

1.5°C warmer than 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 (03 Jun):

  • Morning surf: Morning surf (03 Jun, local time) - 11ft (3.5m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (03 Jun, local time) - 7ft (2.1m), 11s period with SSW swell.
  • Evening surf: Evening surf (03 Jun, local time) - 5.5ft (1.7m), 9s period with S swell.

The current surf forecast for Niyodo Rivermouth at 10AM is: 3.5m 12s primary swell from a South-southwest direction and 1.8m 10s secondary swell from a Southeast direction (forecast issued at 02:00am June 03). An open ocean swell of 1.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 11.

Time (JST) & DateWave HeightWave Period
Morning (03 Jun)11ft (3.5m)12s
Afternoon (03 Jun)7ft (2.1m)11s
Evening (03 Jun)5.5ft (1.7m)9s

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 5mm), mostly falling on Thu night. Warm (max 27°C on Wed morning, min 19°C on Wed night). Wind will be generally light.

Wednesday
3
Thursday
4
Friday
5
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
3
2
2
2
2
1
1
1
1
0
1
1
1
1
0
0
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
6
SSW
14
6
SSW
14
4.5
SSW
13
3.5
SSW
12
3
SSW
11
2.1
SSW
11
2
S
10
1.7
S
9
1.5
S
9
1.3
S
8
1.2
S
8
1
S
8
0.9
S
8
0.8
S
7
0.8
S
7
0.7
S
7
0.7
S
7
0.6
S
7
0.7
ESE
9
0.4
ESE
9
1
ESE
5
1
SE
6
1.5
ESE
6
1.6
ESE
7
Wave Graph
Metric surfscale
Energy kJ
14054
14166
6851
3794
2064
961
753
471
343
230
187
120
90
70
68
48
45
34
80
25
55
64
156
219
Wind (km/h)
20
E
45
N
25
WNW
15
WNW
15
NW
15
NNW
15
N
15
NNW
15
NNW
10
N
10
N
5
WSW
5
SSE
0
SSW
5
ENE
5
SW
5
W
5
ENE
5
NNE
5
E
5
ESE
10
E
5
E
5
NE
Wind State
cross
off
cross-off
cross-off
cross-off
off
off
off
off
off
off
glassy
glassy
glassy
glassy
cross-on
glassy
glassy
glassy
glassy
cross
cross
glassy
cross-off
High Tide
6:40AM1.68m
8:29PM1.61m
7:15AM1.64m
9:07PM1.57m
7:53AM1.59m
Low Tide
1:11AM0.98m
1:35PM0.23m
1:46AM1.00m
2:12PM0.29m
2:25AM1.02m
2:51PM0.36m
heavy rain
rain showers
rain showers
clear
clear
part cloud
clear
clear
clear
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
light rain
light rain
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>
7:09
7:10
7:10
 mm
84
20
1
1
1
1
1
1
Temp °C
23
22
23
24
27
27
25
21
20
19
20
23
24
23
22
21
20
20
20
21
21
21
21
20
Feels °C
25
16
21
25
27
27
25
21
20
18
20
24
25
26
24
22
23
23
22
23
23
22
23
21
Swell 1
Height (m)
Direction
Period (s)
6
SSW
14
6
SSW
14
4.5
SSW
13
3.5
SSW
12
3
SSW
11
2.1
SSW
11
2
S
10
1.7
S
9
1.5
S
9
1.3
S
8
1.2
S
8
1
S
8
0.9
S
8
0.8
S
7
0.8
S
7
0.7
S
7
0.7
S
7
0.6
S
7
0.5
S
7
0.5
S
6
0.6
S
6
0.5
S
6
0.6
S
6
0.6
S
6
Energy kJ
14054
14166
6851
3794
2064
961
753
471
343
230
187
120
90
70
68
48
45
34
23
22
27
20
29
30
Swell 2
Height (m)
Direction
Period (s)
3.5
ESE
10
2.4
ESE
10
1.9
SE
10
1.5
SE
9
1.2
SE
9
0.1
SE
15
0.2
ESE
12
0.2
ESE
12
0.3
ESE
9
0.3
E
10
0.3
E
9
0.3
E
9
0.3
E
9
0.3
ESE
9
0.3
E
9
0.3
ESE
9
0.4
ESE
9
0.3
SE
11
0.4
ESE
9
0.3
SE
12
0.4
ESE
8
0.3
SE
12
0.3
SE
12
Energy kJ
2546
1093
638
382
235
8
13
13
17
16
15
15
15
16
15
16
26
19
25
21
24
22
22
Swell 3
Height (m)
Direction
Period (s)
0.3
NE
8
0.2
NNE
7
0.1
SE
14
0.1
SE
14
0.3
SE
12
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.2
ESE
11
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.3
SE
12
0.1
E
16
Energy kJ
9
5
8
8
21
13
20
19
19
12
19
19
12
12
20
20
21
5
Wind waves
Height (m)
Direction
Period (s)
4.5
ESE
10
1.6
WNW
5
1.3
W
5
0.4
NW
2
0.3
N
2
0.3
NNE
3
0.7
ESE
9
0.8
ESE
4
1
ESE
5
1
SE
6
1.5
ESE
6
1.6
ESE
7
Energy kJ
4810
138
99
1
1
1
80
19
55
64
156
219
Nearest Offshore or Glassy
Rating
(10 max)
7
4
4
1
1
4
3
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
2
Distance (km)
243
235
183
9
9
0
0
0
0
0
0
0
0
0
0
51
0
0
0
0
183
183
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
5
5
4
3
2
2
2
2
1
1
1
1
1
1
1
1
1
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
7
5
4
5
5
4
3
2
2
2
2
1
1
1
1
2
1
1
1
1
1
1
2
2
Header Global
Rating
(10 max)
5
4
4
5
5
5
4
5
5
5
5
5
5
4
5
5
5
5
5
5
5
5
6
9
  • 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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