Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 6 am 04 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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 0.5ft (0.2m), 15s period with WSW swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 0.5ft (0.2m), 14s period with WSW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 2.5ft (0.7m), 7s period with W swell.

The current surf forecast for Nai Harn Beach at 3PM is: 0.2m 14s primary swell from a West-southwest direction (forecast issued at 06:00am September 04). An open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (04 Sep)0.5ft (0.2m)15s
Afternoon (04 Sep)0.5ft (0.2m)14s
Evening (04 Sep)2.5ft (0.7m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri morning. Warm (max 28°C on Fri morning, min 28°C on Fri morning). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
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
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
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
WSW
15
0.2
WSW
15
0.2
WSW
15
0.2
WSW
14
0.2
WSW
14
0.7
W
7
0.6
W
7
0.2
WSW
14
0.5
W
7
0.5
W
7
0.5
W
7
0.2
W
14
0.1
W
13
0.1
W
13
0.4
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.3
W
7
0.1
W
18
0.1
W
17
0.3
W
7
0.5
WNW
6
Wave Graph
Metric surfscale
Energy kJ
22
21
21
21
21
43
33
20
23
23
23
14
7
3
15
15
15
15
8
6
6
9
20
Wind (km/h)
20
W
20
WNW
25
WNW
25
W
20
W
15
WNW
15
WNW
15
WNW
15
WNW
15
WNW
15
W
20
WNW
20
WNW
15
WNW
20
WNW
15
W
20
W
15
W
15
W
15
W
20
W
20
WNW
20
WNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
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
2:29AM1.64m
2:45PM1.31m
3:36AM1.50m
4:19PM1.14m
5:30AM1.42m
6:57PM1.15m
Low Tide
8:52AM0.54m
8:50PM0.54m
10:24AM0.68m
10:20PM0.70m
12:46PM0.65m
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
<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>
6:32
6:31
6:31
 mm
1
1
2
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
28
28
Feels °C
29
29
29
28
28
29
30
31
30
31
30
30
29
30
30
31
30
31
31
30
30
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
How to use the Wavefinder 

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