
Surf Forecasts:
Tainohama surf forecast from 26 Jul 2026:
- Best quality surf: Sunday 26 Jul, 3PM (local time) - 1.5ft (0.4m), 15s period, SE swell with glassy winds.
- Most powerful swell: Sunday 26 Jul, 12PM (local time) - 1.5ft (0.4m), 15s period, SE swell with 77 kJ wave energy.
- Next surfable swell (1★+): Sunday 26 Jul, 3PM (local time) - 1.5ft (0.4m), 15s period with SE swell.
Best Forecast Surf Conditions for Tainohama this week:
The surf forecast for Tainohama over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 26) at 3PM. The primary swell is predicted to be 0.4m and 15s period with a secondary swell of 0.5m and 11s. Another secondary swell of 0.5m and 9s is also forecast. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Tainohama in the next 16 days are 0.4m 15s and forecast to arrive on Sunday (Jul 26) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Thursday (Jul 30) at 12PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Sun 26th Jul) | 1.5ft (0.4m) 15s |
| Best Surf | 3PM (Sun 26th Jul) | 1.5ft (0.4m) 15s |
| Most Powerful | 12PM (Sun 26th Jul) | 1.5ft (0.4m) 15s |
Table - best surf conditions forecast for Tainohama over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let’s dig into what’s coming up at Tainohama over the next couple of weeks.
First thing you need to know: the first week is pretty much a dud. From Sunday the 26th through the end of July, we’ve got tiny ankle-to-knee high dribble. The swell is running 0.3m to 0.6m. You might catch a glassy moment on the 28th morning with no wind, but the combined energy is weak (132). Honestly, it’s flat. This lull stretches all the way through the 31st and into the start of August.
Now, things start stirring on Monday the 3rd of August. The swell bumps up to 0.8m from the ESE, with a period around 13 seconds and moderate energy (365). But the wind is onshore, so it’s messy. By the afternoon, it’s 1.2m with a long 16-second period, but the wind is still onshore, and the energy is 690. Not your day.
Tuesday the 4th gets bigger. Swell builds to 1.9m in the morning and 2.2m by the afternoon, both with that long 16-second period from the ESE. The combined energy jumps into strong territory (1977 to 2503). But again, it’s onshore, so the quality is poor. For the experienced guys, there’s power, but you’ll be fighting chop. This setup looks more interesting for kite surfing than paddle surfing.
Wednesday the 5th of August offers a better window. Morning brings 2.5m from the ESE with a 16-second period, and the wind turns light cross-shore from the ENE. The combined energy is very strong at 3394. The afternoon goes back onshore, but the morning has cleaner lines for the advanced crew.
Now for the real call. Thursday the 6th and Friday the 7th of August are the standouts. Thursday morning delivers 3.0m of ESE groundswell with a 16-second period, combined energy of 5026, and light cross-offshore wind from the NNE. That’s big, powerful surf – experts only. The afternoon gets onshore, so hit it early.
But Friday the 7th of August is the absolute gem. We’ve got 5.0m of ESE swell with an 18-second period (very long period groundswell), and clean offshore wind from the north at 20 km/h. Combined energy is astronomical at 14856. This is exceptional for experts. The morning is your window; the afternoon gets bigger at 5.5m, which might be too much even for this exposed reef.
The weekend of the 8th and 9th goes full-on angry, with swell from 8.0m to 12.5m and strong winds. That’s a marine warning, not a surf session. The following Monday still has overhead leftovers but with choppy cross-onshore wind, so no quality.
Water temp on the 26th is 29°, which is a touch warmer than normal for the time of year.
Bottom line: the next week is flat, then the real quality starts for experts on Thursday the 6th of August, with Friday the 7th being the best on offer. Get it if you can handle it.
Rusty.
Short Range ForecastLight rain (total 8mm), mostly falling on Tue afternoon. Warm (max 32°C on Sun morning, min 26°C on Tue night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 3mm), mostly falling on Wed morning. Warm (max 32°C on Fri morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 1 | |||||||||||||||
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) | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 11 | SE 11 |
Wave Graph | |||||||||||||||||||||
78 | 76 | 74 | 72 | 70 | 65 | 67 | 49 | 48 | 48 | 48 | 47 | 23 | 23 | 23 | 23 | 23 | 23 | 38 | 40 | 30 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | cross-off | glassy | off | glassy | on | off | glassy | on | off | glassy | on | cross | cross | on | glassy | glassy | cross | off |
High Tide | 5:07PM1.69m | 3:30AM1.72m | 5:42PM1.78m | 4:23AM1.81m | 6:12PM1.84m | 5:09AM1.88m | 6:41PM1.88m | 5:51AM1.94m | 7:09PM1.90m | 6:31AM1.96m | 7:35PM1.90m | 7:11AM1.94m | 8:02PM1.88m | ||||||||
Low Tide | 9:51AM0.38m | 10:17PM1.21m | 10:39AM0.27m | 11:02PM1.12m | 11:20AM0.20m | 11:39PM1.03m | 11:58AM0.16m | 00:13AM0.93m | 12:33PM0.18m | 00:47AM0.84m | 1:06PM0.23m | 1:20AM0.76m | 1:39PM0.33m | 1:55AM0.70m | |||||||
5:07 | — | — | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | |
— | 7:07 | — | — | 7:06 | — | — | 7:05 | — | — | 7:05 | — | — | 7:04 | — | — | 7:02 | — | — | 7:01 | — | |
mm | — | 2 | — | — | 1 | 1 | — | 3 | 1 | 1 | 2 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 32 | 31 | 29 | 32 | 31 | 28 | 31 | 31 | 27 | 29 | 31 | 28 | 31 | 31 | 28 | 32 | 32 | 29 | 32 | 32 | 29 |
Feels °C | 36 | 36 | 34 | 36 | 36 | 32 | 34 | 34 | 31 | 34 | 35 | 32 | 34 | 35 | 33 | 37 | 37 | 34 | 34 | 35 | 32 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SE 11 | S 8 | S 8 | S 9 | S 8 | ESE 10 | SE 10 | SSW 8 | SSW 5 | SSW 8 | SSW 5 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 11 | SE 11 |
50 | 55 | 50 | 50 | 54 | 51 | 67 | 49 | 38 | 17 | 35 | 15 | 23 | 23 | 23 | 23 | 23 | 23 | 38 | 40 | 30 | |
Swell 2 Height (m) Direction Period (s) | SE 15 | S 9 | SE 14 | SE 10 | SE 10 | SE 10 | S 8 | S 8 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 5 | SSW 8 | SSW 7 | SSW 4 | SSW 4 | SE 11 | SSW 4 | S 4 | ESE 9 |
78 | 39 | 74 | 51 | 50 | 50 | 36 | 35 | 48 | 48 | 48 | 47 | 5 | 11 | 11 | 3 | 1 | 20 | 4 | 1 | 8 | |
Swell 3 Height (m) Direction Period (s) | S 9 | SE 15 | SE 11 | SE 14 | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SSW 8 | SE 13 | SSW 8 | SSW 8 | SE 12 | SE 12 | ESE 12 | SE 13 | S 7 | S 7 | S 7 | S 4 |
26 | 76 | 40 | 72 | 70 | 65 | 29 | 28 | 27 | 21 | 26 | 12 | 6 | 6 | 6 | 15 | 7 | 4 | 1 | 1 | 1 | |
Wind waves Height (m) Direction Period (s) | NNE 3 | — | SW 3 | NNE 2 | — | SW 3 | — | SW 4 | SSW 4 | — | SW 5 | — | — | — | SW 5 | — | — | SSW 4 | — | ENE 3 | WSW 2 |
1 | — | 2 | 1 | — | 2 | — | 5 | 12 | — | 23 | — | — | — | 1 | — | — | 3 | — | 1 | 1 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 51 | 51 | 36 | 27 | 51 | 0 | 354 | 439 | 27 |
Best forecast wave conditions in Shikoku | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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Information about the Tainohama Surf forecast
The above surf forecast table for Tainohama provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tainohama can be found by selecting the local surf guide option on the grey menu. Our Tainohama 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 (Tainohama) 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 Tainohama 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.
Tainohama is 21 km (13 miles) from Anan. If you plan a holiday in Shikoku, look for hotels and other accommodation in Anan. Anan has rooms for a wide range of budgets as well as car hire and transport links.










