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 pm 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 (05 Jun):

  • Morning surf: Morning surf (05 Jun, local time) - 3.5ft (1.0m), 5s period with E swell.
  • Afternoon surf: Afternoon surf (05 Jun, local time) - 8ft (2.5m), 8s period with E swell.
  • Evening surf: Evening surf (05 Jun, local time) - 7ft (2.2m), 8s period with ESE swell.

The current surf forecast for Niyodo Rivermouth at 4AM is: 0.8m 6s primary swell from a South direction and 0.3m 11s secondary swell from a Southeast direction, 1.0m 4s secondary swell from a East direction (forecast issued at 08:00pm June 04). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (05 Jun)3.5ft (1.0m)5s
Afternoon (05 Jun)8ft (2.5m)8s
Evening (05 Jun)7ft (2.2m)8s

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 111mm), heaviest during Sun afternoon. Warm (max 23°C on Fri morning, min 19°C on Sat night). Wind will be generally light.

Thu
4
Friday
5
Saturday
6
Sunday
7
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
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
1
1
1
1
2
2
2
3
3
2
2
2
1
0
0
1
1
1
1
2
3
!
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)
0.8
S
7
0.8
S
7
0.7
S
7
0.7
S
7
0.9
S
6
1
E
5
2.4
E
7
2.5
E
8
2.4
E
8
2.2
ESE
8
2
ESE
8
1.7
ESE
8
1.6
ESE
7
1.4
ESE
7
1.4
ESE
6
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
1.2
ESE
6
1.2
ESE
6
1.4
ESE
5
2
ESE
6
2.5
E
7
3.5
E
8
Wave Graph
Metric surfscale
Energy kJ
66
61
44
44
56
53
620
912
781
599
460
336
245
186
165
139
121
100
94
81
109
272
589
1398
Wind (km/h)
5
ESE
5
E
5
NE
5
N
5
NE
5
NE
10
ESE
10
ESE
5
ESE
5
E
5
NE
5
NNE
5
NE
5
SSW
10
SSE
10
SSE
10
SE
5
ENE
5
E
5
NE
10
ENE
10
NE
15
NE
20
NE
Wind State
cross
cross
glassy
glassy
glassy
cross-off
cross
cross
cross-on
cross-off
cross-off
off
glassy
glassy
on
cross-on
cross-on
cross-off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
High Tide
9:07PM1.57m
7:53AM1.59m
9:49PM1.54m
8:37AM1.52m
10:33PM1.53m
9:33AM1.44m
Low Tide
2:25AM1.02m
2:51PM0.36m
3:12AM1.02m
3:33PM0.45m
4:10AM1.00m
light rain
heavy rain
mod rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
light rain
cloud
light rain
mod rain
mod rain
mod rain
heavy rain
heavy rain
<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>
7:10
7:10
7:12
7:12
 mm
5
12
7
2
1
1
6
7
10
24
37
Temp °C
21
20
20
20
21
22
23
23
22
21
20
20
20
22
23
23
22
21
21
20
19
19
19
20
Feels °C
24
22
22
22
24
24
24
24
24
23
22
21
22
24
24
24
24
23
23
23
20
20
19
19
Swell 1
Height (m)
Direction
Period (s)
0.8
S
7
0.8
S
7
0.7
S
7
0.7
S
7
0.9
S
6
0.8
S
6
0.7
S
6
0.6
S
6
0.7
S
7
0.7
SSW
7
0.7
SSW
7
0.7
SSW
7
0.6
S
7
0.6
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
SSW
6
0.4
SSW
6
0.4
SSW
6
0.4
SSW
6
0.3
SSW
6
0.2
SSW
7
Energy kJ
66
61
44
44
56
41
34
29
43
49
51
51
35
34
23
22
22
14
14
14
13
8
4
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
9
0.3
E
9
0.4
ESE
9
0.3
SE
11
0.4
ESE
9
0.4
SSW
7
0.3
SE
11
0.1
E
15
0.1
E
15
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.3
SE
12
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.1
SW
9
Energy kJ
16
15
27
19
25
15
20
4
4
6
6
6
21
20
19
19
19
19
18
18
18
3
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
11
0.3
SE
11
0.3
SE
11
0.1
SE
13
0.3
SE
11
0.4
ESE
8
0.1
E
14
0.1
E
15
0.1
E
16
0.1
E
16
0.1
E
16
0.2
E
15
0.1
E
14
0.1
E
14
0.1
E
14
0.1
E
15
0.2
E
15
0.2
E
15
0.2
E
15
Energy kJ
12
19
19
7
19
24
4
5
5
5
5
17
4
4
4
4
17
17
17
Wind waves
Height (m)
Direction
Period (s)
0.6
SE
4
1
E
4
1.1
E
5
1
E
5
2.4
E
7
2.5
E
8
2.4
E
8
2.2
ESE
8
2
ESE
8
1.7
ESE
8
1.6
ESE
7
1.4
ESE
7
1.4
ESE
6
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
1.2
ESE
6
1.2
ESE
6
1.4
ESE
5
2
ESE
6
2.5
E
7
3.5
E
8
Energy kJ
12
36
53
53
620
912
781
599
460
336
245
186
165
139
121
100
94
81
109
272
589
1398
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
3
3
3
2
2
2
1
1
1
1
1
1
1
2
3
3
Distance (km)
29
29
0
0
0
0
183
906
82
0
0
0
0
0
29
29
29
0
0
0
0
0
0
672
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
3
3
3
2
2
2
1
1
1
1
1
1
1
2
3
Best forecast wave conditions in Japan
Rating
(10 max)
2
1
1
1
1
1
1
1
3
3
3
2
2
2
1
1
1
1
1
1
1
2
3
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
9
9
9
9
8
8
8
9
9
9
9
9
6
6
6
8
  • 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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