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 06 Jun 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
23.5° C

1.0°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 (06 Jun):

  • Morning surf: Morning surf (06 Jun, local time) - 5ft (1.5m), 7s period with ESE swell.
  • Afternoon surf: Afternoon surf (06 Jun, local time) - 4.5ft (1.4m), 6s period with ESE swell.
  • Evening surf: Evening surf (06 Jun, local time) - 4ft (1.2m), 6s period with ESE swell.

The current surf forecast for Niyodo Rivermouth at 8AM is: 1.5m 7s primary swell from a East-southeast direction and 0.6m 7s secondary swell from a South direction, 0.3m 11s secondary swell from a Southeast direction (forecast issued at 02:00am June 06). The wind direction is predicted to be glassy and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (06 Jun)5ft (1.5m)7s
Afternoon (06 Jun)4.5ft (1.4m)6s
Evening (06 Jun)4ft (1.2m)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 129mm), heaviest during Sun afternoon. Warm (max 24°C on Mon morning, min 19°C on Sun night). Winds decreasing (fresh winds from the ESE on Sun morning, calm by Mon morning).

Saturday
6
Sunday
7
Monday
8
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)
2
2
2
1
0
0
0
0
1
1
0
0
0
!
!
!
!
4
3
2
1
1
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)
1.7
ESE
8
1.6
ESE
8
1.5
ESE
7
1.5
ESE
7
1.5
ESE
6
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
1.1
ESE
6
1.2
ESE
5
1.3
ESE
5
1.8
ESE
6
3
ESE
7
4
ESE
8
4.5
SSE
9
5
SW
11
3
SSW
11
2.3
SSW
10
1.8
SSW
9
1.5
SSW
9
1.3
SSW
8
1.2
SSW
8
1
SSW
8
1.1
S
8
Wave Graph
Metric surfscale
Energy kJ
355
266
222
192
170
149
121
100
74
75
90
215
774
1865
3139
5500
2038
1001
531
360
234
192
137
138
Wind (km/h)
5
NE
5
N
5
NE
5
SE
10
SE
10
SE
10
SE
10
E
5
NE
10
ENE
15
E
25
ESE
35
ESE
30
E
30
ENE
15
NNW
5
NNW
10
N
10
N
0
SW
10
S
5
SSE
5
SSE
5
N
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
off
cross-off
off
off
glassy
on
on
glassy
off
High Tide
9:49PM1.54m
8:37AM1.52m
10:33PM1.53m
9:33AM1.44m
11:21PM1.53m
10:47AM1.37m
Low Tide
3:12AM1.02m
3:33PM0.45m
4:10AM1.00m
4:21PM0.54m
5:19AM0.95m
5:17PM0.64m
cloud
part cloud
part cloud
rain showers
rain showers
light rain
rain showers
cloud
cloud
cloud
light rain
light rain
heavy rain
heavy rain
heavy rain
light rain
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
light 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>
7:12
7:12
7:13
 mm
1
1
1
1
3
5
23
58
30
3
2
Temp °C
21
21
21
22
22
23
22
21
21
21
21
21
21
21
22
20
21
19
19
23
24
23
23
21
Feels °C
23
24
24
24
23
24
23
23
23
23
22
20
18
19
20
20
23
19
19
25
25
25
26
23
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
7
0.7
S
7
0.6
S
7
0.6
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.5
S
6
0.4
SSW
6
0.4
SSW
6
0.4
SSW
6
0.4
SSW
6
0.3
SSW
6
3.5
SSW
10
3
SSW
11
2.3
SSW
10
1.8
SSW
9
1.5
SSW
9
1.3
SSW
8
1.2
SSW
8
1
SSW
8
1.1
S
8
Energy kJ
65
48
35
34
24
23
22
22
14
13
13
13
8
2360
2038
1001
531
360
234
192
137
138
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
12
0.2
ESE
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
0.2
E
14
2.4
ESE
8
1.7
SE
8
1.3
SE
8
1.1
SE
8
0.9
SE
8
0.8
SE
7
0.8
SE
7
0.6
ESE
7
0.2
E
11
Energy kJ
6
14
21
20
19
19
19
19
19
19
18
16
806
400
201
135
84
60
59
35
10
Swell 3
Height (m)
Direction
Period (s)
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
15
0.1
E
14
0.1
E
14
0.1
E
15
0.1
E
14
0.1
E
14
0.1
E
11
0.1
E
15
0.1
SW
9
0.2
E
12
0.2
E
14
0.2
E
14
0.1
E
12
0.1
E
11
0.2
E
11
0.2
E
11
0.1
SE
10
Energy kJ
5
5
5
5
4
4
4
4
4
2
4
3
11
16
16
3
3
10
10
4
Wind waves
Height (m)
Direction
Period (s)
1.7
ESE
8
1.6
ESE
8
1.5
ESE
7
1.5
ESE
7
1.5
ESE
6
1.4
ESE
6
1.3
ESE
6
1.2
ESE
6
1.1
ESE
6
1.2
ESE
5
1.3
ESE
5
1.8
ESE
6
3
ESE
7
4
ESE
8
4.5
SSE
9
5
SW
11
0.5
NW
4
0.4
NW
3
0.3
NW
3
Energy kJ
355
266
222
192
170
149
121
100
74
75
90
215
774
1865
3139
5500
7
4
2
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
1
1
1
1
3
3
4
3
3
1
1
4
3
2
4
2
1
1
Distance (km)
0
0
0
29
29
29
29
82
0
0
616
622
229
224
224
9
9
0
0
0
439
55
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
2
2
2
2
2
2
1
1
1
1
1
9
4
3
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
2
1
4
1
1
3
3
4
5
4
4
9
4
3
2
4
5
1
1
Header Global
Rating
(10 max)
9
9
8
8
8
8
9
9
9
9
9
8
6
8
8
8
8
8
9
8
7
6
7
7
  • 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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