Niyodo Rivermouth Surf Break

Lat Long: 33.54° N 133.69° E

Niyodo Rivermouth 48 hour detailed Surf Forecast

Issued: 2 pm 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Niyodo Rivermouth sea temperature is
24.9° C
1.2° 

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 (09 Jul):

  • Afternoon surf: Afternoon surf (09 Jul, local time) - 8ft (2.5m), 15s period with SSE swell.
  • Evening surf: Evening surf (09 Jul, local time) - 10ft (3.0m), 15s period with SSE swell.

The current surf forecast for Niyodo Rivermouth at 11PM is: 3.0m 15s primary swell from a South-southeast direction and 1.0m 21s secondary swell from a South direction (forecast issued at 02:00pm July 09). The wind direction is predicted to be glassy and the swell rating is 11.

Time (JST) & DateWave HeightWave Period
Morning (09 Jul)--
Afternoon (09 Jul)8ft (2.5m)15s
Evening (09 Jul)10ft (3.0m)15s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Sat morning, min 22°C on Thu night). Wind will be generally light.

Thu
9
Friday
10
Saturday
11
Sun
12
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
6 AM
9 AM
Rating
(10 max)
!
4
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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Swell
Height Map
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)
3
SSE
15
2.5
SSE
15
3
SSE
15
3
SSE
15
3
SSE
16
3.5
SSE
16
3.5
S
16
3.5
S
16
4
S
16
4
S
17
4
S
17
4
S
17
4
S
17
4.5
S
17
4.5
S
17
4.5
S
17
4.5
S
17
4.5
SSW
17
4.5
SSW
17
4.5
SSW
17
4.5
SSW
17
4
SSW
17
3.5
SSW
16
3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
3678
3291
4041
4386
4541
5676
6631
7304
7636
8523
8960
9308
9929
10444
11439
12312
12502
12470
12594
12206
10940
9214
6672
4909
Wind (km/h)
10
SSE
10
SSE
5
SSE
5
SSE
5
NE
5
N
5
NNE
5
SSW
10
S
5
S
5
SSE
5
NE
5
NNE
5
NNE
5
NNE
5
S
5
S
10
S
5
SSW
0
N
5
N
5
N
5
N
0
WSW
Wind State
on
on
cross-on
glassy
glassy
off
off
glassy
on
on
glassy
glassy
glassy
glassy
off
glassy
on
on
glassy
glassy
glassy
glassy
glassy
glassy
High Tide
00:42AM1.59m
3:02PM1.45m
1:48AM1.61m
4:18PM1.58m
2:54AM1.66m
Low Tide
6:35PM0.98m
7:58AM0.45m
8:06PM1.07m
9:06AM0.29m
9:29PM1.09m
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:03
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:17
7:16
7:16
 mm
Temp °C
26
26
25
24
24
23
22
26
27
27
26
24
24
23
23
27
28
28
27
25
25
24
24
26
Feels °C
29
28
28
28
28
26
24
29
30
30
30
28
28
26
26
31
32
32
32
30
30
28
28
31
  • 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 

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