Niyodo Rivermouth Surf Break

Niyodo Rivermouth 48 hour detailed Surf Forecast

Lat Long: 33.54° N 133.69° E

Issued: 8 am 01 Jul 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
24.1° C

Slightly cooler than normal

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 (01 Jul):

  • Morning surf: Morning surf (01 Jul, local time) - 2ft (0.6m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (01 Jul, local time) - 2ft (0.6m), 9s period with ESE swell.
  • Evening surf: Evening surf (01 Jul, local time) - 2ft (0.6m), 9s period with ESE swell.

The current surf forecast for Niyodo Rivermouth at 12PM is: 0.6m 9s primary swell from a East-southeast direction and 0.5m 5s secondary swell from a South direction (forecast issued at 08:00am July 01). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (01 Jul)2ft (0.6m)9s
Afternoon (01 Jul)2ft (0.6m)9s
Evening (01 Jul)2ft (0.6m)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 28mm), heaviest during Wed night. Warm (max 28°C on Thu afternoon, min 21°C on Wed morning). Wind will be generally light.

Wednesday
1
Thursday
2
Friday
3
Sat
4
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
1
2
0
0
0
1
2
2
1
1
1
1
0
0
0
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)
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.9
SSW
6
1.5
SSW
6
1.9
SSW
7
1.9
SW
7
1.7
SSW
7
1.5
SSW
7
1.4
SSW
7
1.3
SW
7
1
SSW
7
0.9
SSW
6
0.8
SSW
6
0.6
SSW
6
0.6
S
6
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
Wave Graph
Metric surfscale
Energy kJ
67
67
55
55
55
55
55
164
304
352
266
218
175
159
91
57
44
29
28
30
32
32
32
32
Wind (km/h)
5
N
5
NNE
5
NNE
5
E
5
ESE
0
SE
5
NE
0
ESE
15
S
15
WSW
10
SW
10
SW
10
WNW
10
N
5
N
10
N
5
N
0
SSE
10
SSE
10
SE
10
ESE
5
NE
5
NNE
5
N
Wind State
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
on
cross-on
cross-on
cross-on
cross-off
off
off
off
off
glassy
cross-on
cross-on
cross
glassy
glassy
glassy
High Tide
5:59AM1.70m
7:41PM1.68m
6:36AM1.71m
8:11PM1.68m
7:12AM1.70m
8:41PM1.67m
Low Tide
12:51PM0.17m
1:05AM0.94m
1:25PM0.18m
1:39AM0.91m
1:57PM0.23m
2:15AM0.88m
light rain
mod rain
light rain
light rain
light rain
cloud
light rain
light rain
heavy rain
thunderstorm
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
4:58
4:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:19
7:19
7:19
7:19
 mm
2
6
3
3
1
1
1
11
2
Temp °C
22
21
22
22
23
23
23
23
24
24
27
28
28
24
23
22
22
25
26
25
24
24
23
22
Feels °C
26
24
26
26
27
27
27
28
27
27
30
31
31
26
25
24
24
28
28
28
27
28
27
25
Swell 1
Height (m)
Direction
Period (s)
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
S
6
0.6
S
5
0.9
SSW
6
0.6
ESE
9
0.6
ESE
9
0.5
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
1.2
SSW
7
1
SSW
7
0.9
SSW
6
0.8
SSW
6
0.6
SSW
6
0.6
S
6
0.6
S
6
0.5
S
5
0.5
SSW
5
0.5
SSW
5
0.4
SSW
5
Energy kJ
67
67
55
55
22
20
55
55
54
46
32
30
30
120
91
57
44
29
24
23
15
15
14
9
Swell 2
Height (m)
Direction
Period (s)
0.5
SSW
6
0.5
SSW
6
0.5
S
5
0.6
S
5
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.3
ESE
9
0.3
ESE
9
0.4
ESE
8
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
Energy kJ
21
19
15
20
55
55
55
17
17
17
16
17
16
29
31
29
16
16
28
30
32
32
32
32
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.2
ESE
13
0.1
SE
9
0.1
SE
9
0.2
ESE
13
0.2
ESE
12
0.2
ESE
12
0.3
SE
8
0.3
SE
8
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
Energy kJ
35
18
17
17
17
17
17
3
3
16
15
15
11
11
14
14
14
14
14
14
Wind waves
Height (m)
Direction
Period (s)
1
SSW
5
1.5
SSW
6
1.9
SSW
7
1.9
SW
7
1.7
SSW
7
1.5
SSW
7
1.4
SSW
7
1.3
SW
7
0.2
ENE
3
0.2
ENE
3
0.6
SSW
5
Energy kJ
51
164
304
352
266
218
175
159
1
1
19
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
3
2
2
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
0
0
0
0
0
51
82
51
51
0
0
0
0
0
0
279
55
51
0
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
3
2
2
2
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
3
2
2
2
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
9
5
7
6
6
5
7
8
9
9
9
7
5
5
  • 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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