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Yasuda Rivermouth surfForecast / Shikoku / Japan
12 Day Weather and Surf, issued 8 am Sunday 27 Apr 2025 JST
Best Forecast Surf Conditions for Yasuda Rivermouth this week:
The surf forecast for Yasuda Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 02) at 6PM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.6m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Yasuda Rivermouth in the next 12 days are 2.0m 7s and forecast to arrive on Saturday (May 03) at 9PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Sunday (May 04) at 3AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Fri 2nd May) | 3ft (0.9m) 7s |
| Best Surf | 9PM (Sat 3rd May) | 6.5ft (2.0m) 7s |
| Most Powerful | 9PM (Sat 3rd May) | 6.5ft (2.0m) 7s |
Table - best surf conditions forecast for Yasuda Rivermouth over the next 12 days.
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | |||||||||||||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 8 | 8 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 12 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 10 | 10 | 10 | 10 | 15 | 16 | 17 | 15 | 11 | 11 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 30 | 26 | 15 | 15 | 14 | 14 | 33 | 54 | 30 | 16 | 24 | 21 | 29 | 14 | 32 | 60 | 70 | 70 | 262 | 184 | 163 | 60 | 64 | 111 | 113 | 145 | 166 | 128 | 163 | 953 | 1294 | 1800 | 1411 | 955 | 1064 | 773 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | on | cross- off | cross- off | glass | glass | cross | on | cross- off | glass | on | cross- off | cross | cross- on | cross- on | cross- on | on | off | cross- on | on | off | cross- on | cross- on | cross- off | cross- on | glass | off | glass | cross | cross- off | glass | cross- on | off | glass | cross- off | glass |
High Tide / height (m) | 5:55PM 1.94 | 5:38AM 1.91 | 6:42PM 1.95 | 6:10AM 1.90 | 7:31PM 1.89 | 6:43AM 1.87 | 8:21PM 1.78 | 7:18AM 1.80 | 9:17PM 1.64 | 7:55AM 1.70 | 10:23PM 1.51 | 8:38AM 1.57 | 11:49PM 1.43 | 9:40AM 1.42 | 1:21AM 1.42 | 11:33AM 1.31 | 2:23AM 1.46 | 1:36PM 1.32 | 3:02AM 1.51 | 2:54PM 1.40 | 3:31AM 1.56 | 3:48PM 1.49 | ||||||||||||||
Low Tide / height (m) | 11:28AM 0.11 | 11:48PM 0.54 | 12:07PM -0.02 | 12:28AM 0.65 | 12:48PM -0.08 | 1:07AM 0.79 | 1:31PM -0.05 | 1:46AM 0.92 | 2:17PM 0.05 | 2:27AM 1.04 | 3:08PM 0.21 | 3:18AM 1.14 | 4:09PM 0.38 | 4:39AM 1.20 | 5:28PM 0.53 | 6:53AM 1.15 | 6:58PM 0.62 | 8:24AM 1.01 | 8:13PM 0.65 | 9:12AM 0.85 | 9:06PM 0.66 | 9:46AM 0.69 | 9:48PM 0.68 | |||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | |||||||||||||||||||||||||
| Sunrise | 5:20 | - | - | 5:20 | - | - | 5:18 | - | - | 5:16 | - | - | 5:16 | - | - | 5:15 | - | - | 5:13 | - | - | 5:13 | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:09 | - | - |
| Sunset | - | 6:43 | - | - | 6:43 | - | - | 6:44 | - | - | 6:45 | - | - | 6:45 | - | - | 6:45 | - | - | 6:46 | - | - | 6:47 | - | - | 6:49 | - | - | 6:49 | - | - | 6:50 | - | - | 6:51 | - |
 |  |  |  |  |  | | |  | | | | | |  | | | | | | | | | |  | |  | | | | | | | | |  | |
Rain (mm) | - | - | - | 4 | 1 | - | - | - | - | - | - | - | - | - | 21 | 1 | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | 5 |
| Temp. °C | 20 | 19 | 16 | 15 | 16 | 14 | 18 | 18 | 14 | 19 | 19 | 15 | 21 | 20 | 17 | 20 | 21 | 17 | 20 | 21 | 19 | 19 | 20 | 16 | 21 | 20 | 18 | 21 | 22 | 17 | 22 | 22 | 17 | 20 | 20 | 17 |
| Feels °C (?) | 18 | 16 | 15 | 14 | 16 | 14 | 13 | 14 | 12 | 17 | 17 | 12 | 19 | 17 | 16 | 20 | 21 | 17 | 20 | 19 | 21 | 17 | 18 | 15 | 20 | 20 | 18 | 22 | 22 | 18 | 20 | 21 | 16 | 19 | 19 | 16 |
Short Range Forecast: Light rain (total 5mm), mostly falling on Mon morning. Warm (max 20°C on Sun morning, min 12°C on Mon night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Thu night. Warm (max 21°C on Thu morning, min 15°C on Wed night). Wind will be generally light. | Days 6-9 Weather Summary Some drizzle, heaviest during Mon night. Warm (max 21°C on Sat afternoon, min 14°C on Sat night). Wind will be generally light. | Long Range Forecast: Light rain (total 5mm), mostly falling on Thu night. Warm (max 22°C on Tue afternoon, min 16°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Yasuda 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.
Information about the Yasuda Rivermouth Surf forecast
The above surf forecast table for Yasuda Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Yasuda Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Yasuda 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 (Yasuda 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 Yasuda 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.
Are you planning a holiday in Shikoku? If you are looking for accommodation near Yasuda Rivermouth, camping, hotels and holiday cottages in Shikoku, consider staying in Aki which is 10 km (6 miles) away. Other places in and around Shikoku where you can find information about places to rent, and car hire include Muroto which is 23 km (14 miles) away, Kochi, Ino and Susaki.
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