Tungku Beach or KM26 Surf Break

Tungku Beach or KM26 Surf Forecast and Surf Report

Lat Long: 4.97° N 114.87° E

Issued: 7 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Tungku Beach or KM26 sea temperature is
30.6° C

Slightly warmer than usual

Tungku Beach or KM26 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Tungku Beach or KM26 surf forecast from 20 Jun 2026:

  • Best quality surf: Thursday 25 Jun, 11PM (local time) - 3ft (0.9m), 7s period, WNW swell with glassy winds.
  • Most powerful swell: Friday 26 Jun, 5PM (local time) - 3.5ft (1.0m), 6s period, W swell with 73 kJ wave energy.
  • Next surfable swell (1★+): Thursday 25 Jun, 11PM (local time) - 3ft (0.9m), 7s period with WNW swell.

Best Forecast Surf Conditions for Tungku Beach or KM26 this week:

The surf forecast for Tungku Beach or KM26 over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jun 25) at 11PM. The primary swell is predicted to be 0.9m and 7s period. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Tungku Beach or KM26 in the next 16 days are 1.0m 6s and forecast to arrive on Friday (Jun 26) at 5PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Friday (Jun 26) at 8AM.

Wave TypeTime (+08) & Date Wave Height & Period
Next good surf (1 star+)11PM (Thu 25th Jun)3ft (0.9m) 7s
Best Surf11PM (Thu 25th Jun)3ft (0.9m) 7s
Most Powerful 5PM (Fri 26th Jun)3.5ft (1.0m) 6s

Table - best surf conditions forecast for Tungku Beach or KM26 over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Mon afternoon. Warm (max 29°C on Sat afternoon, min 25°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 21mm), heaviest during Wed night. Warm (max 29°C on Tue afternoon, min 24°C on Thu night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
1
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
WSW
3
0.2
WSW
4
0.5
W
3
0.3
W
4
0.4
NW
5
0.5
NW
6
0.6
NW
6
0.7
NW
6
0.8
WNW
6
0.9
WNW
6
0.9
WNW
6
1
W
6
0.8
WNW
6
Wave Graph
Metric surfscale
Energy kJ
0
0
0
0
0
0
0
3
0
0
5
2
7
16
33
39
51
60
64
73
56
Wind (km/h)
5
W
15
NW
10
SSW
10
WNW
15
WNW
10
S
10
WSW
15
W
10
SSW
10
SW
15
W
10
S
10
SW
15
WNW
0
ESE
10
SW
15
WNW
15
SE
5
SW
5
NNW
5
S
Wind State
cross-on
cross-on
cross-off
cross-on
cross-on
cross-off
cross
cross
cross-off
cross-off
cross
off
cross-off
cross-on
glassy
cross-off
cross-on
off
cross-off
glassy
off
High Tide
1:08PM1.68m
1:49PM1.45m
5:59AM1.10m
2:29PM1.20m
5:44AM1.22m
3:24PM0.96m
5:53AM1.36m
6:14AM1.47m
6:43AM1.57m
Low Tide
9:53PM0.32m
10:08PM0.50m
9:10AM1.07m
10:07PM0.65m
12:53PM0.95m
9:46PM0.75m
2:57PM0.74m
3:38PM0.56m
4:11PM0.41m
clear
clear
part cloud
clear
clear
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
clear
mod rain
part cloud
thunderstorm
mod rain
cloud
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:09
6:09
6:09
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:34
6:34
6:34
6:34
6:35
6:35
6:35
 mm
6
8
4
1
4
7
1
8
1
Temp °C
28
29
28
28
29
28
28
28
26
27
29
28
27
29
28
27
29
27
27
28
28
Feels °C
32
31
32
31
31
32
31
30
29
30
31
31
31
31
32
30
32
30
31
32
32
Swell 1
Height (m)
Direction
Period (s)
0.3
W
4
0.4
NW
5
0.3
NW
6
0.6
NW
6
0.7
NW
6
0.9
WNW
6
0.9
WNW
6
0.4
NW
6
0.8
WNW
6
Energy kJ
2
7
5
33
39
60
64
10
56
Swell 2
Height (m)
Direction
Period (s)
Energy kJ
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
WSW
3
0.2
WSW
4
0.5
W
3
0.5
NW
6
0.8
WNW
6
0.4
SW
4
1
W
6
Energy kJ
3
1
5
16
51
3
73
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
467
467
1322
1356
1322
1319
1353
1322
1322
1349
1322
1322
1328
1322
187
308
186
0
0
0
168
Best forecast wave conditions in Brunei
Rating
(10 max)
1
1
1
Best forecast wave conditions in Brunei Darussalam
Rating
(10 max)
1
1
1
Header Global
Rating
(10 max)
6
5
8
9
6
8
8
6
6
5
5
7
9
7
8
5
4
9
9
9
9
  • 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 Tungku Beach or KM26 Surf forecast

The above surf forecast table for Tungku Beach or KM26 provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tungku Beach or KM26 can be found by selecting the local surf guide option on the grey menu. Our Tungku Beach or KM26 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 (Tungku Beach or KM26) 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 Tungku Beach or KM26 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.

Are you planning a holiday in Brunei? If you are looking for accommodation near Pantai Tungku or KM26, camping, hotels and holiday cottages in Brunei, consider staying in Bandar Seri Begawan which is 12 km (7 miles) away. Other places in and around Brunei where you can find information about places to rent, and car hire include Muara which is 21 km (13 miles) away, Limbang, Tutong and Labuan.

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