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: 8 am 04 Jun 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
23.7° C

1.3°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 (04 Jun):

  • Morning surf: Morning surf (04 Jun, local time) - 3.5ft (1.1m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (04 Jun, local time) - 3ft (0.9m), 7s period with S swell.
  • Evening surf: Evening surf (04 Jun, local time) - 2.5ft (0.7m), 9s period with ESE swell.

The current surf forecast for Niyodo Rivermouth at 3PM is: 0.9m 7s primary swell from a South direction and 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 08:00am June 04). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (04 Jun)3.5ft (1.1m)8s
Afternoon (04 Jun)3ft (0.9m)7s
Evening (04 Jun)2.5ft (0.7m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 29mm), heaviest during Thu afternoon. Warm (max 24°C on Thu morning, min 19°C on Thu night). Wind will be generally light.

Thursday
4
Friday
5
Saturday
6
Sun
7
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)
2
1
1
1
1
1
1
1
1
1
1
2
2
3
3
2
2
1
1
0
1
2
1
1
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)
1.2
S
8
1.1
S
8
1
S
8
0.9
S
7
0.8
S
7
0.7
ESE
9
0.6
S
7
1.1
ESE
5
1.2
ESE
5
1
ESE
6
1.7
ESE
6
2.2
E
7
2.4
ESE
8
2.2
ESE
8
2.1
ESE
8
1.9
ESE
8
1.8
ESE
7
1.8
ESE
7
1.7
ESE
7
1.7
ESE
7
1.6
ESE
7
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
Wave Graph
Metric surfscale
Energy kJ
187
142
111
86
66
86
34
48
75
65
215
522
661
556
507
385
337
302
255
255
220
156
123
97
Wind (km/h)
5
NNE
5
WSW
0
NE
5
S
10
ENE
5
ENE
5
NE
5
NNE
5
ENE
5
NE
10
ESE
15
ESE
5
ESE
5
NE
5
NNE
5
NNE
5
N
5
SSE
10
SE
10
SE
10
SE
5
ENE
5
ENE
10
ENE
Wind State
off
glassy
glassy
glassy
cross-off
cross-off
cross-off
glassy
glassy
glassy
cross
cross
cross
cross-off
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-off
glassy
cross-off
High Tide
7:15AM1.64m
9:07PM1.57m
7:53AM1.59m
9:49PM1.54m
8:37AM1.52m
10:33PM1.53m
Low Tide
2:12PM0.29m
2:25AM1.02m
2:51PM0.36m
3:12AM1.02m
3:33PM0.45m
part cloud
part cloud
cloud
light rain
mod rain
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
cloud
light rain
<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>
7:10
7:10
7:12
7:12
 mm
2
8
5
3
1
1
2
Temp °C
21
24
23
21
20
19
20
20
20
21
22
22
21
20
20
20
21
22
23
23
22
21
21
20
Feels °C
22
25
26
23
21
21
22
22
22
23
23
22
22
21
21
22
23
24
24
24
23
23
23
21
Swell 1
Height (m)
Direction
Period (s)
1.2
S
8
1.1
S
8
1
S
8
0.9
S
7
0.8
S
7
0.7
S
7
0.6
S
7
0.5
S
7
0.7
S
6
0.7
S
6
0.6
S
7
0.6
S
7
0.7
SSW
7
0.8
SSW
7
0.7
SSW
7
0.7
SSW
7
0.6
SSW
7
0.6
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
SSW
6
0.5
S
6
Energy kJ
187
142
111
86
66
48
34
24
37
39
33
34
55
71
52
49
36
34
23
23
23
22
14
20
Swell 2
Height (m)
Direction
Period (s)
0.3
E
9
0.3
E
9
0.3
E
9
0.3
ESE
9
0.3
ESE
9
0.3
SE
11
0.2
ESE
11
0.2
ESE
11
0.3
SE
11
0.4
ESE
8
0.3
SE
12
0.2
ESE
12
0.1
SE
12
0.3
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.3
SE
11
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.2
ESE
11
Energy kJ
15
15
15
17
16
19
12
12
19
24
21
14
6
22
6
6
6
20
12
19
19
19
19
12
Swell 3
Height (m)
Direction
Period (s)
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.2
ESE
11
0.2
ESE
11
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
E
14
0.3
SE
11
0.1
E
15
0.1
E
15
0.1
E
15
0.1
E
15
0.1
E
16
0.1
E
16
0.1
E
16
0.2
E
16
0.2
E
16
0.2
E
16
0.2
E
15
0.1
E
14
0.1
E
15
0.1
E
15
Energy kJ
20
19
19
12
12
7
7
7
4
20
4
4
4
5
5
5
5
19
19
19
18
4
4
4
Wind waves
Height (m)
Direction
Period (s)
0.7
ESE
9
0.9
ESE
4
1.1
ESE
5
1.2
ESE
5
1
ESE
6
1.7
ESE
6
2.2
E
7
2.4
ESE
8
2.2
ESE
8
2.1
ESE
8
1.9
ESE
8
1.8
ESE
7
1.8
ESE
7
1.7
ESE
7
1.7
ESE
7
1.6
ESE
7
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
Energy kJ
86
31
48
75
65
215
522
661
556
507
385
337
302
255
255
220
156
123
97
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
2
3
3
3
2
2
2
2
2
2
2
1
1
Distance (km)
0
0
0
0
0
0
0
0
0
0
224
183
29
0
0
0
0
29
29
29
29
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
3
3
3
2
2
2
2
2
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
2
3
3
3
2
2
2
2
2
2
2
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
6
9
9
9
8
8
8
9
9
9
9
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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