

Niyodo Rivermouth Surf Forecast / Shikoku / Japan
Best Forecast Surf Conditions for Niyodo Rivermouth this week:
The surf forecast for Niyodo Rivermouth over the next 7 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Feb 26) at 6AM. The primary swell is predicted to be 0.9m and 7s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Niyodo Rivermouth in the next 7 days are 3.0m 10s and forecast to arrive on Sunday (Feb 28) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 7s period and expected on Friday (Feb 26) at 9PM.
Wave Type | Time (JST) & Date | Wave Height & Period |
---|---|---|
Next good surf (1 star+) | 6AM (Fri 26th Feb) | 3ft (0.9m) 7s |
Best Surf | 6AM (Sun 28th Feb) | 10ft (3.0m) 10s |
Most Powerful | 9AM (Sun 28th Feb) | 10ft (3.0m) 10s |
Table - best surf conditions forecast for Niyodo Rivermouth over the next 7 days.
Rating (10 max) |
---|
Swell Height Map |
Wave Height (m) & direction (?) |
Period(s) (?) |
Wave (?)Graph ![]() |
Energy (?) |
Wind (km/h) |
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy |
High Tide / height (m) |
Low Tide / height (m) |
Summary |
Rain (mm) |
High °C |
Low °C |
Chill °C (?) |
Sunrise |
Sunset |
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 01 | Tuesday 02 | Wednesday 03 | Thu 04 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM |
![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
SE | SE | ESE | S | S | S | E | E | E | ESE | ESE | ESE | ESE | ESE | SE | S | SE | SE | ESE | ESE | E | E | E |
10 | 10 | 10 | 7 | 7 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 8 | 9 | 9 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 |
27 | 25 | 18 | 97 | 64 | 41 | 189 | 251 | 1085 | 1710 | 1255 | 766 | 683 | 767 | 881 | 836 | 562 | 353 | 265 | 246 | 970 | 1397 | 1357 |
NNE | SSE | NNE | NNE | N | NNW | N | N | N | E | ESE | E | E | SE | SSE | SW | N | NNW | N | S | NNE | NE | E |
glass | on | cross- off | off | off | off | off | off | off | cross | cross- on | cross | cross | cross- on | cross- on | cross- on | off | off | off | on | glass | cross- off | cross |
4:39PM 1.70 | 6:04AM 1.78 | 5:21PM 1.82 | 6:32AM 1.86 | 6:01PM 1.91 | 7:01AM 1.90 | 6:42PM 1.96 | 7:30AM 1.91 | 7:24PM 1.94 | 8:00AM 1.89 | 8:08PM 1.87 | 8:29AM 1.84 | 8:55PM 1.74 | ||||||||||
11:09AM 0.91 | 11:22PM 0.14 | 11:42AM 0.79 | 11:58PM 0.06 | 12:15PM 0.67 | 12:33AM 0.04 | 12:49PM 0.55 | 1:08AM 0.08 | 1:25PM 0.46 | 1:43AM 0.19 | 2:03PM 0.40 | 2:19AM 0.36 | 2:43PM 0.38 | 2:55AM 0.57 | |||||||||
Note: the tide data above is for Monabe Rivermouth which is 9 km away. Surf properties and timing are calculated for Niyodo Rivermouth.New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph | ||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 01 | Tuesday 02 | Wednesday 03 | Thu 04 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM |
clear | some clouds | heavy rain | light rain | mod. rain | light rain | some clouds | clear | some clouds | some clouds | some clouds | some clouds | some clouds | rain shwrs | heavy rain | heavy rain | light rain | some clouds | clear | clear | some clouds | cloudy | some clouds |
- | - | 11 | 3 | 9 | 2 | - | - | - | - | - | - | - | 2 | 27 | 17 | 1 | - | - | - | - | - | - |
11 | 11 | 10 | 8 | 8 | 7 | 10 | 13 | 10 | 12 | 13 | 12 | 15 | 15 | 17 | 19 | 12 | 7 | 10 | 10 | 10 | 10 | 13 |
8 | 10 | 7 | 8 | 7 | 3 | 5 | 10 | 7 | 11 | 12 | 12 | 14 | 15 | 16 | 18 | 8 | 1 | 4 | 10 | 10 | 10 | 13 |
10 | 10 | 10 | 6 | 6 | 5 | 8 | 12 | 10 | 10 | 11 | 11 | 14 | 14 | 16 | 19 | 9 | 3 | 10 | 9 | 10 | 9 | 13 |
6:37 | - | - | 6:37 | - | - | 6:35 | - | - | 6:35 | - | - | 6:33 | - | - | 6:31 | - | - | 6:31 | - | - | 6:30 | - |
- | 5:58 | - | - | 5:59 | - | - | 6:00 | - | - | 6:00 | - | - | 6:00 | - | - | 6:01 | - | - | 6:02 | - | - | 6:04 |
Short Range Forecast: Heavy rain (total 25mm), heaviest during Fri afternoon. Cool air temperatures (max 13°C on Sat afternoon, min 3°C on Fri night). Wind will be generally light. | Long Range Forecast: Heavy rain (total 47mm), heaviest during Mon night. Cool air temperatures (max 19°C on Tue morning, min 1°C on Tue night). Winds decreasing (fresh winds from the SSE on Mon night, calm by Wed morning). |
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Niyodo Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Niyodo Rivermouth at:
surf-forecast.com
Information about the Niyodo Rivermouth Surf forecast
The above surf forecast table for Niyodo Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 7 days. A general guide to surfing at Niyodo Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Niyodo Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Niyodo Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Niyodo Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Niyodo Rivermouth is 15 km (9 miles) from Kochi. If you plan a holiday in Shikoku, look for hotels and other accommodation in Kochi. Kochi has rooms for a wide range of budgets as well as car hire and transport links.