Sunabe Seawall Surf Break

Lat Long: 26.36° N 127.74° E

Sunabe Seawall Surf Forecast and Surf Report

Issued: 8 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Sunabe Seawall sea temperature is
28.7°C
0.1° 

Sunabe Seawall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Sunabe Seawall surf forecast from 28 Aug 2026:

  • Most powerful swell: Monday 31 Aug, 9AM (local time) - 10ft (3.0m), 10s period, ENE swell with 1,597 kJ wave energy.

Best Forecast Surf Conditions for Sunabe Seawall this week:

The most powerful waves expected at Sunabe Seawall in the next 16 days are 3.0m 10s and forecast to arrive on Monday (Aug 31) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 9s period and expected on Tuesday (Sep 01) at 12AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 9AM (Mon 31st Aug)10ft (3.0m) 10s

Table - best surf conditions forecast for Sunabe Seawall over the next 16 days.


The Lowdown

Alright, Rusty here, checking in with a look at what's coming our way.

First up, the water temp at Sunabe Seawall is sitting at 84°F – that's bang on average for this time of year, so nothing wild there.

Honestly, we've got a bit of a flat spell to kick things off. The next week and a half is looking pretty grim, with no decent surf on the cards. We're looking at a long gap of poor conditions, with lots of onshore or cross-off winds and weak, short-period swell. That setup is more interesting for kite surfing than paddle surfing, frankly. Don't get your hopes up for the first ten days or so.

Now, hold onto your board, because there's a light at the end of the tunnel. The standout session is shaping up for Saturday, 12 September. Sunabe Seawall (Okinawa) is waking up to a solid 10ft groundswell from the East with a very long period of 15 seconds – that's serious energy pumping in (combined swell energy of 4002). The wind is forecast to be offshore from the ESE at 30 km/h, which will keep things clean and lined up. This is proper, heavy reef surf for experienced surfers only – with the swell over 8ft, it's not a day for beginners. The long period will push in with a lot of power, and while that can make beach breaks close out, it's perfect for a reef setup like this. It stays on in the afternoon too, with similar size and conditions (energy of 5521). Crowds are often here, so expect company.

Before that, there's a flash of potential on Sunday, 6 September in the morning. We've got a 7ft swell from the East with an 11-second period (energy of 1567). The wind is a gentle cross-offshore from the ENE, making for clean conditions. It's rated as excellent for experienced surfers, so it's worth a look, but it's not quite the monster that the 12th promises.

The rest of the second week is a mixed bag with some smaller, cleaner swells, but nothing else that really screams a must-surf session.

Rusty.

Short Range Forecast

Light rain (total 8mm), mostly falling on Sun night. Warm (max 29°C on Fri afternoon, min 27°C on Sat night). Mainly strong winds.

Days 4-6 Weather Summary

Heavy rain (total 25mm), heaviest during Mon afternoon. Warm (max 28°C on Mon morning, min 27°C on Mon morning). Mainly strong winds.

Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
WNW
10
1
W
9
0.4
W
10
0.5
W
8
0.4
W
8
0.3
ENE
12
1.2
E
8
0.2
ENE
12
1.4
ESE
10
3
ENE
10
2.5
E
10
0.5
NNE
7
0.3
NNE
6
0.3
NNE
6
0.9
ENE
10
0.9
E
10
1
E
10
1
E
10
1.5
WNW
11
1.3
E
11
1.5
WNW
8
Wave Graph
Metric surfscale
Energy kJ
402
164
33
33
18
30
159
14
0
1597
1306
25
8
8
163
151
179
204
511
375
298
Wind (km/h)
30
ESE
30
ESE
35
ESE
25
ESE
30
ESE
25
E
30
ENE
35
ENE
35
NE
40
ENE
30
E
35
ESE
30
SE
30
S
30
SSW
35
WSW
35
WSW
25
W
25
W
20
WNW
15
NW
Wind State
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-on
on
on
on
on
cross-on
High Tide
7:50PM2.07m
7:38AM2.16m
8:14PM2.11m
8:14AM2.20m
8:39PM2.14m
8:52AM2.18m
9:06PM2.15m
9:32AM2.11m
9:36PM2.12m
10:17AM1.97m
10:08PM2.07m
11:11AM1.79m
10:46PM1.98m
Low Tide
1:32PM0.34m
1:43AM0.70m
2:01PM0.34m
2:13AM0.58m
2:31PM0.39m
2:45AM0.47m
3:01PM0.49m
3:20AM0.42m
3:33PM0.63m
4:00AM0.41m
4:07PM0.80m
4:48AM0.46m
4:45PM1.00m
thunderstorm
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:07
6:07
6:07
6:07
6:07
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:51
6:50
6:49
6:47
6:46
 mm
1
1
6
4
6
8
2
1
1
2
1
Temp °C
28
29
28
29
29
27
29
28
27
28
28
28
28
28
28
28
28
27
28
28
27
Feels °C
29
30
28
30
31
28
29
28
26
27
29
28
29
29
30
29
28
28
29
30
30
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Sunabe Seawall Surf forecast

The above surf forecast table for Sunabe Seawall provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sunabe Seawall can be found by selecting the local surf guide option on the grey menu. Our Sunabe Seawall 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 (Sunabe Seawall) 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 Sunabe Seawall 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.

Sunabe Seawall is 6 km (4 miles) from Misato. If you plan a holiday in Okinawa, look for hotels and other accommodation in Misato. Misato has rooms for a wide range of budgets as well as car hire and transport links.

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