Niyodo Rivermouth Surf Break

Lat Long: 33.54° N 133.69° E

Niyodo Rivermouth 48 hour detailed Surf Forecast

Issued: 8 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
28.0° C
1.1° 

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 (19 Jul):

  • Morning surf: Morning surf (19 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (19 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Evening surf: Evening surf (19 Jul, local time) - 1.5ft (0.5m), 10s period with E swell.

The current surf forecast for Niyodo Rivermouth at 12AM is: 0.5m 9s primary swell from a East direction and 0.4m 8s secondary swell from a Southeast direction, 0.3m 4s secondary swell from a East-southeast direction (forecast issued at 08:00pm July 18). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (19 Jul)1.5ft (0.5m)9s
Afternoon (19 Jul)1.5ft (0.5m)9s
Evening (19 Jul)1.5ft (0.5m)10s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Warm (max 30°C on Sun morning, min 26°C on Sat night). Wind will be generally light.

Sat
18
Sunday
19
Monday
20
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)
0
1
1
1
1
1
0
0
0
1
1
1
1
1
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
10
0.5
E
10
0.5
E
10
0.5
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.6
ESE
9
Wave Graph
Metric surfscale
Energy kJ
38
42
41
43
43
44
42
43
45
45
47
44
60
60
60
60
59
65
Wind (km/h)
5
SSE
5
SE
5
SE
5
ESE
5
NE
5
SSE
10
SSE
10
S
5
SSE
5
NE
5
NNE
5
NNE
5
N
5
SSW
10
S
10
SSW
5
S
0
ESE
Wind State
cross-on
glassy
glassy
glassy
glassy
glassy
on
on
on
glassy
glassy
glassy
glassy
glassy
on
on
on
glassy
High Tide
9:12PM1.74m
8:56AM1.65m
9:43PM1.69m
9:48AM1.51m
Low Tide
3:06AM0.70m
3:16PM0.45m
3:52AM0.67m
3:50PM0.66m
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:15
7:14
7:14
 mm
1
1
Temp °C
29
28
27
27
26
28
30
30
29
27
26
26
26
29
29
29
29
27
Feels °C
34
34
33
33
31
33
34
34
34
33
31
31
31
34
33
33
35
33
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

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