Tengan Surf Break

Lat Long: 26.40° N 127.86° E

Tengan Surf Forecast and Surf Report

Issued: 8 am 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Tengan sea temperature is
29.5° C
0.5° 

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


Tengan surf forecast from 28 Jul 2026:

  • Best quality surf: Monday 3 Aug, 3AM (local time) - 2ft (0.6m), 16s period, E swell with cross-offshore winds.
  • Most powerful swell: Tuesday 4 Aug, 12PM (local time) - 4.5ft (1.4m), 18s period, E swell with 1,210 kJ wave energy.
  • Next surfable swell (1★+): Monday 3 Aug, 3AM (local time) - 2ft (0.6m), 16s period with E swell.

Best Forecast Surf Conditions for Tengan this week:

The surf forecast for Tengan over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 03) at 3AM. The primary swell is predicted to be 0.6m and 16s period with a secondary swell of 0.5m and 4s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Tengan in the next 16 days are 1.4m 18s and forecast to arrive on Tuesday (Aug 04) 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 8s period and expected on Wednesday (Jul 29) at 9AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Mon 3rd Aug)2ft (0.6m) 16s
Best Surf 3AM (Mon 3rd Aug)2ft (0.6m) 16s
Most Powerful12PM (Tue 4th Aug)4.5ft (1.4m) 18s

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


The Lowdown

Alright, folks, Rusty here. Let’s break down what’s cooking for Tengan over the next couple of weeks.

To be straight with you, it’s a slow start. We’re staring at a long stretch of nothing. From right now through the end of July and into the first few days of August, the ocean is basically asleep. Tiny scraps of swell with no energy to speak of (combined energy values as low as 5 to 62). The water is a warm 85°, about average for the season, so it’s good for a swim, but don’t bother with the wax.

That’s a gap of nearly a week with no real surf to speak of. The first sign of life creeps in around Monday, August 3rd. A small pulse from the east bumps up to about 2ft with a long 15-second period, and the energy hits 241 units. It’s clean under a cross-offshore wind, but it’s still small and a little raw. The afternoon gets a bit more size at 3ft, but the wind swings cross-shore and churns it up.

The best window in this whole forecast is looking like Tuesday, August 4th. The swell fills in solid from the east at 4ft to 5ft, with a very long period of 18 seconds. That’s proper groundswell, and the energy readings are over 1100. The catch is that Tengan is a reef break, and while that long period will give it some real punch, the wind is a persistent cross-shore from the north-northeast. It’s going to be lumpy. This is the most interesting swell of the run, but it’s not perfect. It’s a size most folks can handle, but the crowd factor is listed as “sometimes,” so you might have some company.

By Wednesday the 5th, the swell peaks at 6ft from the east with that same long 18-second period, and the energy is up around 1884. That’s getting into the upper end for intermediates, and the onshore wind will make it a battle. For the experienced crew, there’s potential, but it’s messy.

After that, things go sideways. Thursday the 6th sees the swell drop and a fresh 19 mph cross-shore wind kills the quality. Then a strong northwest wind event rips through from Friday the 7th through the weekend, with gusts hitting near gale force. The swell direction swings to the north, but the period drops to a weak 6-9 seconds, and the energy tanks. It’s clean in the wind shadow, but the swell is weak and blown out. It’s looking more like a kite session than a paddle session.

The second week offers a tiny glimmer on Monday, August 10th. A small 2ft easterly swell shows up with a 14-second period and glassy conditions in the afternoon. The energy is a modest 137 units. It’s surfable, but very ordinary. Then the following Tuesday the 11th sees a pulse of 8ft from the east-northeast, but it’s ruined by a strong cross-onshore wind. That’s expert-only and rough.

So, if you’re looking for the best, aim for Tuesday, August 4th. It’s the biggest, most powerful swell of the run. It’s not clean, but it’s the only real standout. For the rest, it’s a waiting game.

Rusty.

Short Range Forecast

Light rain (total 6mm), mostly falling on Tue night. Warm (max 30°C on Tue morning, min 27°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 30°C on Fri afternoon, min 27°C on Fri night). Wind will be generally light.

Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
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
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SE
10
0.3
ESE
10
0.3
SE
10
0.3
SE
10
0.3
ESE
9
0.3
ESE
9
0.2
ESE
9
0.3
ESE
9
0.2
ESE
9
0.2
E
10
0.2
E
9
0.2
N
5
0.2
E
9
0.2
N
5
0.1
E
9
0.2
E
15
0.3
ESE
17
0.5
E
16
0.7
E
15
0.9
ESE
16
1
E
17
Wave Graph
Metric surfscale
Energy kJ
16
19
16
15
17
17
8
17
8
7
6
2
6
3
2
17
57
127
229
400
603
Wind (km/h)
10
E
15
ESE
10
ESE
5
SSE
5
ENE
5
SSE
5
NW
5
N
5
S
10
N
5
N
5
SE
10
NW
5
N
5
NNE
10
NNE
10
N
10
N
15
NNW
20
N
15
N
Wind State
on
cross-on
on
glassy
glassy
cross
cross-off
glassy
glassy
cross
cross
glassy
cross-off
cross-off
glassy
cross
cross
cross
cross-off
cross
cross
High Tide
7:08PM1.91m
6:04AM2.00m
7:32PM1.96m
6:39AM2.08m
7:57PM2.01m
7:14AM2.12m
8:22PM2.04m
7:50AM2.12m
8:47PM2.06m
8:26AM2.07m
9:13PM2.06m
9:06AM1.99m
9:41PM2.04m
Low Tide
12:27PM0.39m
00:30AM1.07m
12:57PM0.32m
1:01AM0.98m
1:25PM0.27m
1:32AM0.89m
1:52PM0.26m
2:04AM0.82m
2:20PM0.30m
2:38AM0.76m
2:49PM0.38m
3:14AM0.71m
3:18PM0.52m
clear
clear
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:52
5:52
5:52
5:52
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:16
7:16
7:15
7:15
7:15
7:14
 mm
4
2
2
Temp °C
30
30
29
30
30
29
29
29
28
29
30
28
29
30
28
30
30
28
30
30
29
Feels °C
33
33
33
35
35
33
34
34
33
33
34
33
33
34
32
33
33
31
32
32
32
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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