Surf Forecasts:
Kaifu Rivermouth surf forecast from 27 Jun 2026:
- Best quality surf: Saturday 27 Jun, 6PM (local time) - 11ft (3.5m), 11s period, S swell with glassy winds.
- Most powerful swell: Saturday 27 Jun, 6PM (local time) - 11ft (3.5m), 11s period, S swell with 2,904 kJ wave energy.
- Next surfable swell (1★+): Saturday 27 Jun, 6PM (local time) - 11ft (3.5m), 11s period with S 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 Saturday (Jun 27) at 6PM. The primary swell is predicted to be 3.5m and 11s period with a secondary swell of 0.2m and 16s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Kaifu Rivermouth in the next 16 days are 3.5m 11s and forecast to arrive on Saturday (Jun 27) at 6PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Saturday (Jun 27) at 6PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sat 27th Jun) | 11ft (3.5m) 11s |
| Best Surf | 6PM (Sat 27th Jun) | 11ft (3.5m) 11s |
| Most Powerful | 6PM (Sat 27th Jun) | 11ft (3.5m) 11s |
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 51mm), heaviest during Sat morning. Warm (max 26°C on Sat afternoon, min 22°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 68mm), heaviest during Tue night. Warm (max 28°C on Thu morning, min 21°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 14 | S 11 | S 11 | SSE 9 | SSE 8 | SSE 8 | SSW 8 | SSW 7 | SE 9 | S 6 | SE 8 | SSW 8 | SSW 7 | ESE 9 | SSW 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | ESE 9 | ESE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 458 | 2304 | 1637 | 318 | 165 | 93 | 60 | 73 | 101 | 213 | 161 | 75 | 62 | 56 | 82 | 112 | 67 | 51 | 34 | 32 | 27 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | on | cross | cross | glassy | glassy | cross-on | cross-off | glassy | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | off | glassy | cross-on | cross-off |
High Tide | 5:23PM1.53m | 3:56AM1.58m | 6:00PM1.59m | 4:37AM1.62m | 6:35PM1.62m | 5:16AM1.66m | 7:08PM1.64m | 5:54AM1.69m | 7:40PM1.65m | 6:30AM1.70m | 8:10PM1.65m | 7:07AM1.69m | 8:41PM1.65m | ||||||||
Low Tide | 10:21AM0.35m | 10:35PM1.06m | 11:00AM0.27m | 11:16PM1.04m | 11:37AM0.21m | 11:52PM1.01m | 12:13PM0.18m | 00:26AM0.98m | 12:48PM0.16m | 1:00AM0.96m | 1:22PM0.17m | 1:35AM0.93m | 1:55PM0.21m | 2:11AM0.89m | |||||||
 |  |  |  | |  |  |  | | | |  | | | | | |  | | | | |
 | 4:54 | — | — | 4:54 | — | — | 4:54 | — | — | 4:54 | — | — | 4:54 | — | — | 4:56 | — | — | 4:56 | — | — |
 | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — |
mm | 38 | — | 9 | 1 | 2 | — | 1 | — | — | 1 | 3 | 26 | 14 | 12 | 12 | — | — | — | — | — | — |
Temp °C | 23 | 26 | 23 | 23 | 24 | 23 | 26 | 25 | 23 | 24 | 24 | 24 | 24 | 24 | 22 | 28 | 28 | 23 | 26 | 25 | 23 |
Feels °C | 25 | 29 | 28 | 26 | 27 | 27 | 29 | 28 | 26 | 27 | 28 | 26 | 25 | 25 | 25 | 28 | 29 | 25 | 27 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | SE 9 | S 11 | S 11 | SSE 9 | SSE 8 | SSE 8 | SSW 8 | SSW 7 | SE 9 | S 6 | SE 8 | SE 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | S 7 | ESE 8 |
| kJ | 190 | 2304 | 1637 | 318 | 165 | 93 | 60 | 73 | 101 | 91 | 161 | 75 | 62 | 43 | 82 | 112 | 67 | 51 | 34 | 22 | 27 |
Swell 2 Height (m) Direction Period (s) | S 14 | ESE 16 | ESE 16 | SSW 10 | SSW 8 | SSW 8 | SSE 7 | SE 9 | SSW 7 | SE 9 | S 7 | SSW 8 | SE 6 | ESE 9 | ESE 4 | SE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 9 | S 6 |
| kJ | 458 | 26 | 25 | 226 | 134 | 55 | 47 | 50 | 31 | 81 | 94 | 72 | 23 | 56 | 21 | 40 | 31 | 28 | 28 | 32 | 5 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | ESE 16 | — | ESE 16 | SE 16 | ESE 15 | SE 9 | SE 7 | ESE 15 | ESE 14 | ESE 14 | SE 9 | SE 9 | SE 6 | ESE 9 | ESE 13 | ESE 4 | ESE 12 | SSE 6 | ESE 12 | SSW 6 |
| kJ | 247 | 26 | — | 25 | 10 | 22 | 31 | 15 | 21 | 20 | 18 | 30 | 41 | 15 | 55 | 17 | 3 | 15 | 10 | 14 | 4 |
Wind waves Height (m) Direction Period (s) | NNE 3 | NNE 4 | — | — | NNE 3 | — | NNE 3 | — | — | S 6 | NNE 3 | — | — | E 3 | NNE 3 | NE 4 | NE 2 | NE 3 | — | — | — |
| kJ | 6 | 12 | — | — | 1 | — | 1 | — | — | 213 | 1 | — | — | 2 | 7 | 3 | 1 | 2 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 10 | 0 | 4 | 2 | 2 | 0 | 0 | 4 | 0 | 0 | 4 | 6 | 6 | 23 | 0 | 0 | 0 | 0 | 2 | 26 | 348 |
Best forecast wave conditions in Shikoku | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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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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