Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 12 pm 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
29.8°C
0.9° 

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


How big are the waves at Nai Harn Beach today (05 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 1.5ft (0.5m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 0.5ft (0.2m), 14s period with W swell.
  • Evening surf: Evening surf (05 Sep, local time) - 0.5ft (0.1m), 13s period with W swell.

The current surf forecast for Nai Harn Beach at 6PM is: 0.1m 13s primary swell from a West direction (forecast issued at 12:00pm September 05). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (05 Sep)1.5ft (0.5m)7s
Afternoon (05 Sep)0.5ft (0.2m)14s
Evening (05 Sep)0.5ft (0.1m)13s

Table - waves today at Nai Harn Beach. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 3mm), mostly falling on Sun afternoon. Warm (max 28°C on Sat morning, min 28°C on Sat morning). Wind will be generally light.

Sat
5
Sunday
6
Monday
7
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
W
7
0.5
W
7
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.4
W
7
0.4
W
7
0.1
W
18
0.3
W
7
0.1
W
17
0.3
W
7
0.3
W
7
0.3
W
7
0.5
WNW
5
0.5
WNW
5
0.5
WNW
5
0.6
WNW
5
0.6
WNW
6
0.7
WNW
6
0.7
WNW
6
Wave Graph
Metric surfscale
Energy kJ
23
23
3
3
3
3
15
15
6
8
6
9
10
10
15
16
17
23
27
33
31
Wind (km/h)
20
WNW
20
WNW
20
WNW
20
WNW
20
W
20
W
20
W
15
W
15
W
20
W
20
WNW
15
WNW
20
WNW
20
WNW
20
WNW
20
W
20
W
20
W
20
WNW
20
WNW
20
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
4:19PM1.14m
5:30AM1.42m
6:57PM1.15m
7:22AM1.52m
8:23PM1.32m
Low Tide
10:24AM0.68m
10:20PM0.70m
12:46PM0.65m
00:41AM0.71m
2:13PM0.47m
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
clear
clear
part cloud
part cloud
clear
thunderstorm
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
6:31
6:30
 mm
1
1
1
Temp °C
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
Feels °C
30
30
29
29
30
30
30
30
31
30
30
31
30
30
30
30
30
29
29
29
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
How to use the Wavefinder 

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