Surf Forecasts:
Kaifu Rivermouth surf forecast from 2 Jun 2026:
- Best quality surf: Wednesday 3 Jun, 9AM (local time) - 11ft (3.5m), 13s period, SSW swell with offshore winds.
- Most powerful swell: Wednesday 3 Jun, 6AM (local time) - 15ft (4.5m), 14s period, SSW swell with 8,336 kJ wave energy.
- Next surfable swell (1★+): Wednesday 3 Jun, 9AM (local time) - 11ft (3.5m), 13s period with SSW swell.
Best Forecast Surf Conditions for Kaifu Rivermouth this week:
The surf forecast for Kaifu Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jun 03) at 9AM. The primary swell is predicted to be 3.5m and 13s period with a secondary swell of 2.1m and 10s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Kaifu Rivermouth in the next 16 days are 4.5m 14s and forecast to arrive on Wednesday (Jun 03) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 7s period and expected on Wednesday (Jun 03) at 6AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Wed 3rd Jun) | 11ft (3.5m) 13s |
| Best Surf | 9AM (Wed 3rd Jun) | 11ft (3.5m) 13s |
| Most Powerful | 6AM (Wed 3rd Jun) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Kaifu Rivermouth over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 214mm), heaviest during Tue night. Warm (max 28°C on Wed afternoon, min 20°C on Wed night). Winds decreasing (strong winds from the E on Tue night, calm by Wed afternoon). | Days 5-7 Weather SummaryHeavy rain (total 39mm), heaviest during Sat night. Warm (max 24°C on Mon morning, min 19°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||
Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tue 9 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 10 | SSW 13 | SSW 11 | S 9 | S 8 | S 7 | S 7 | SE 5 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | SE 6 | ESE 8 | SE 8 | SSW 9 | SSW 9 | S 8 | SW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 6401 | 4323 | 1104 | 306 | 125 | 70 | 34 | 69 | 320 | 266 | 222 | 165 | 141 | 119 | 245 | 866 | 613 | 307 | 202 | 137 | 229 |
Wind (km/h) | |||||||||||||||||||||
Wind State | cross-on | off | glassy | off | cross | glassy | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross-off | glassy | glassy | off | glassy | glassy |
High Tide | 6:34AM1.67m | 8:29PM1.59m | 7:08AM1.63m | 9:09PM1.56m | 7:46AM1.58m | 9:51PM1.53m | 8:30AM1.51m | 10:35PM1.52m | 9:25AM1.43m | 11:22PM1.53m | 10:39AM1.36m | 00:10AM1.54m | 12:11PM1.33m | ||||||||
Low Tide | 1:07AM1.00m | 1:32PM0.21m | 1:43AM1.02m | 2:09PM0.26m | 2:23AM1.04m | 2:48PM0.33m | 3:10AM1.04m | 3:30PM0.41m | 4:09AM1.02m | 4:17PM0.51m | 5:18AM0.96m | 5:13PM0.61m | 6:29AM0.85m | ||||||||
 |  |  |  |  |  | |  | |  | | | | | | | |  |  | | | |
— | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | |
7:07 | — | 7:07 | — | — | 7:07 | — | — | 7:08 | — | — | 7:08 | — | — | 7:09 | — | — | 7:09 | — | — | 7:10 | |
189 | — | — | — | — | 1 | 15 | 6 | 3 | 4 | 2 | 1 | 17 | 9 | 4 | 1 | — | 1 | — | — | 2 | |
Temp °C | 24 | 27 | 28 | 22 | 24 | 22 | 21 | 21 | 20 | 21 | 21 | 21 | 21 | 19 | 19 | 20 | 24 | 23 | 20 | 24 | 23 |
21 | 29 | 31 | 24 | 26 | 24 | 21 | 20 | 20 | 23 | 22 | 22 | 23 | 20 | 19 | 20 | 26 | 26 | 22 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 11 | S 9 | S 8 | S 7 | S 7 | SSW 7 | SSW 7 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | ESE 10 | E 15 | SE 8 | SE 8 | SSW 9 | S 8 | S 8 |
| kJ | 5413 | 4323 | 1104 | 306 | 125 | 70 | 34 | 15 | 9 | 8 | 9 | 9 | 16 | 15 | 10 | 4 | 613 | 299 | 202 | 137 | 118 |
Swell 2 Height (m) Direction Period (s) | S 19 | SE 10 | SE 9 | ESE 12 | SE 11 | ESE 9 | ESE 8 | SE 11 | ESE 12 | ESE 12 | SE 11 | SE 11 | SE 11 | SE 11 | E 11 | — | SSW 8 | SSW 9 | SE 8 | SE 7 | E 8 |
| kJ | 262 | 777 | 300 | 14 | 19 | 15 | 14 | 20 | 14 | 14 | 19 | 19 | 19 | 18 | 2 | — | 151 | 307 | 96 | 24 | 5 |
Swell 3 Height (m) Direction Period (s) | — | NNE 7 | N 6 | — | SE 11 | SE 11 | ESE 11 | E 14 | E 16 | ESE 12 | — | E 16 | E 16 | E 16 | E 16 | — | E 14 | NNE 4 | E 13 | E 12 | SE 9 |
| kJ | — | 61 | 17 | — | 19 | 19 | 12 | 4 | 5 | 14 | — | 5 | 5 | 5 | 5 | — | 4 | 1 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | SE 10 | N 7 | — | NNE 5 | NE 4 | — | — | SE 5 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | SE 6 | ESE 8 | N 4 | N 4 | — | — | SW 8 |
| kJ | 6401 | 419 | — | 17 | 6 | — | — | 69 | 320 | 266 | 222 | 165 | 141 | 119 | 245 | 866 | 6 | 11 | — | — | 229 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 286 | 0 | 0 | 0 | 2 | 0 | 23 | 286 | 950 | 40 | 40 | 23 | 10 | 371 | 25 | 4 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kaifu 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 Kaifu Rivermouth Surf forecast
The above surf forecast table for Kaifu Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kaifu Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Kaifu 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 (Kaifu 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 Kaifu 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.
Kaifu Rivermouth is 40 km (25 miles) from Muroto. If you plan a holiday in Shikoku, look for hotels and other accommodation in Muroto. Muroto has rooms for a wide range of budgets as well as car hire and transport links.
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