Tengan Surf Break

Lat Long: 26.40° N 127.86° E

Tengan Surf Forecast and Surf Report

Issued: 8 am 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Tengan sea temperature is
28.5°C
0.1° 

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


Tengan surf forecast from 10 Sep 2026:

  • Most powerful swell: Thursday 10 Sep, 6PM (local time) - 5ft (1.5m), 9s period, N swell with 388 kJ wave energy.

Best Forecast Surf Conditions for Tengan this week:

The most powerful waves expected at Tengan in the next 16 days are 1.5m 9s and forecast to arrive on Thursday (Sep 10) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 9s period and expected on Tuesday (Sep 15) at 9AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 6PM (Thu 10th Sep)5ft (1.5m) 9s

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


The Lowdown

Alright, let’s be real about Tengan. The only spot on the list, and it’s been a slow, frustrating stretch out there. Water temp is sitting at 83°F, which is right about normal for this time of year, so that’s not a factor.

The first day, Thursday the 10th, has a little bump of 5 to 5 feet from the north, but the wind is light and cross, so it’s not doing us any favors. It’s marginal, weak energy, maybe 323 to 408, and you’d be working hard for nothing.

From Friday the 11th through next Wednesday the 16th, it’s a write-off. Swell drops to around 2 to 3 feet, mostly under 3 feet, and the wind goes onshore and cross-onshore from the east and east-southeast. Choppy, messy, and the energy readings are mostly in the low 100s, sometimes below 100. That’s a week of flat, lumpy, poor conditions.

Thursday the 17th is still flat. Then Friday the 18th shows a flicker of hope with a long-period swell from the east-southeast, 16 seconds, but the size is only about 3 feet and the wind is still cross-onshore. Energy jumps to 638 in the afternoon, so there’s some push, but the quality is poor.

Now, Saturday the 19th is when things get serious. That long-period groundswell fills in, with sets jumping to 7 feet in the morning and 8 feet by the afternoon, from the east-southeast with a period of 17 to 18 seconds. Energy readings go through the roof—3015 and then 4535—so there’s plenty of power. But the wind cranks onshore at 22 to 25 mph from the north-northeast, making it lumpy and messy. This is not clean surf; this is a fight.

Sunday the 20th gets even uglier. Swell holds at 8 feet, but the wind howls from the northeast at 37 to 47 mph, turning it into a blown-out, near-gale mess. Not surfable for most, and with that wind, it’s kitesurfing weather, not a paddle session.

Monday the 21st is a full-blown storm. Wind hits violent storm force and hurricane-force, with swells jumping to 13 to 15 feet from the north-northwest. Dangerous, and only for the most experienced, but the wind is so strong it’s a no-go. No one should be out there.

Tuesday the 22nd, the wind finally shifts offshore and cross-offshore from the west-southwest, but it’s still blowing a gale. Swell drops to 8 feet, then 8 feet from the north, with periods around 11 to 12 seconds. Energy is still strong, around 1926 and 1365. The waves are there, but the wind is so strong it’s near-gale at times, making it really hard to paddle into. It’s clean but brutal.

Wednesday the 23rd is the one bright spot. The wind settles to a moderate breeze from the northwest, the swell eases to 4 feet in the morning from the north-northwest, and it’s clean with a nice cross-offshore wind. The period drops to 9 seconds, but the energy is still moderate at 278. This is your window, your best bet for a decent, manageable surf. It’s still not perfect, but it’s the most user-friendly it’s going to get.

After that, it fades fast. Thursday the 24th and Friday the 25th see the swell drop right off, back down to under 2 feet, with light cross-shore winds. Energy readings fall to almost nothing, 15 to 40. It’s flat and back to square one.

So, overall, it’s a rough 16 days. If you’re desperate and an expert, that Saturday the 19th window might hold some big, raw power, but the wind is going to be a nightmare. The real standout, the one I’d actually point you to, is Wednesday the 23rd. It’s got some size, clean conditions, and it’s at Tengan. It’s not massive, but it’s the best on offer. Just don’t expect perfection—it’s a long-range call, so treat it as promising but not set in stone.

Keep your expectations low for most of it, and if it’s flat, it’s flat. That’s the reality of this place. It tends to turn on when the storms line up, but right now, it’s a waiting game.

Rusty.

Short Range Forecast

Light rain (total 6mm), mostly falling on Thu night. Warm (max 29°C on Fri afternoon, min 27°C on Thu morning). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 28mm), heaviest during Mon night. Warm (max 28°C on Sun morning, min 26°C on Sun night). Wind will be generally light.

Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
1
0
0
0
0
0
0
0
0
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
N
9
1.5
N
9
1.3
N
9
1.1
N
8
0.9
NNW
8
0.7
N
8
0.7
N
7
0.6
N
7
0.3
E
14
0.9
ENE
6
0.7
ESE
7
0.9
E
8
1
E
8
0.9
ESE
9
0.9
ESE
9
0.7
ESE
9
0.9
ESE
9
0.8
ESE
9
0.6
E
9
0.6
E
9
0.4
ENE
14
Wave Graph
Metric surfscale
Energy kJ
306
388
275
173
109
55
51
36
36
56
45
100
140
132
135
84
130
115
62
61
68
Wind (km/h)
10
NNE
10
N
10
ESE
15
ESE
15
ESE
20
ESE
20
E
15
E
20
ENE
20
ENE
20
ENE
20
ENE
15
ENE
20
ENE
20
E
15
ESE
10
ESE
15
ESE
15
ESE
10
ESE
15
E
Wind State
cross
cross
cross-on
on
on
cross-on
on
on
on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
on
cross-on
cross-on
on
High Tide
6:33PM2.13m
6:23AM2.23m
7:00PM2.17m
7:04AM2.23m
7:26PM2.19m
7:42AM2.18m
7:49PM2.18m
8:20AM2.09m
8:12PM2.15m
8:57AM1.96m
8:35PM2.09m
9:35AM1.82m
9:00PM2.00m
Low Tide
12:11PM0.26m
00:26AM0.68m
12:46PM0.28m
1:02AM0.54m
1:17PM0.36m
1:35AM0.44m
1:46PM0.47m
2:08AM0.39m
2:13PM0.61m
2:40AM0.38m
2:40PM0.76m
3:13AM0.43m
3:06PM0.91m
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
6:11
6:13
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:38
6:37
6:37
6:36
6:35
6:34
6:31
 mm
1
1
2
2
1
2
3
3
7
6
3
3
1
Temp °C
28
28
27
28
29
27
28
29
27
28
28
27
28
28
27
28
28
27
28
28
27
Feels °C
32
32
31
32
32
30
31
32
30
29
30
29
30
29
28
31
31
30
31
31
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 Tengan Surf forecast

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

Tengan is 5 km (3 miles) from the city of Ishikawa. If you plan a holiday in Okinawa, look for hotels and other accommodation in Ishikawa. Ishikawa has rooms for a wide range of budgets as well as car hire and transport links.

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