Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 12 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
29.8°C
0.8° 

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 (28 Aug):

  • Morning surf: Morning surf (28 Aug, local time) - 0.5ft (0.2m), 16s period with WSW swell.
  • Afternoon surf: Afternoon surf (28 Aug, local time) - 0.5ft (0.2m), 16s period with WSW swell.
  • Evening surf: Evening surf (28 Aug, local time) - 0.5ft (0.2m), 16s period with WSW swell.

The current surf forecast for Nai Harn Beach at 9AM is: 0.2m 16s primary swell from a West-southwest direction (forecast issued at 12:00am August 28). An open ocean swell of 1.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (28 Aug)0.5ft (0.2m)16s
Afternoon (28 Aug)0.5ft (0.2m)16s
Evening (28 Aug)0.5ft (0.2m)16s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Fri morning. Warm (max 29°C on Fri afternoon, min 28°C on Thu night). Mainly fresh winds.

Friday
28
Saturday
29
Sunday
30
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
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
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
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.2
WSW
16
0.7
W
8
0.7
W
8
0.7
W
8
0.2
WSW
15
0.2
WSW
15
1
W
8
0.9
W
8
0.2
WSW
15
0.2
WSW
15
0.2
WSW
15
0.2
WSW
14
1.7
W
8
1.7
W
8
1
W
8
0.2
WSW
14
0.2
WSW
14
Wave Graph
Metric surfscale
Energy kJ
25
26
26
26
26
26
25
25
55
55
54
23
22
117
95
21
21
21
20
327
327
120
19
19
Wind (km/h)
25
WSW
25
W
25
W
25
WSW
20
SSW
15
SSW
15
WSW
15
WSW
20
WSW
20
W
25
W
25
W
30
W
25
W
25
W
25
WSW
25
W
25
W
30
W
30
W
30
WSW
30
WSW
30
W
30
W
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
on
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
10:35PM1.69m
10:38AM1.95m
11:03PM1.80m
11:07AM1.99m
11:31PM1.88m
11:37AM1.98m
Low Tide
4:28AM0.22m
4:57PM0.04m
4:59AM0.15m
5:23PM-0.02m
5:31AM0.11m
5:50PM-0.03m
thunderstorm
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part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
cloud
<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>
6:37
6:36
6:36
 mm
1
1
2
2
1
1
1
1
1
1
Temp °C
28
28
28
28
28
29
29
28
28
28
28
28
29
29
29
28
28
28
28
28
29
29
28
28
Feels °C
29
28
29
29
30
32
32
31
30
29
28
28
29
29
30
28
28
28
27
27
28
29
27
28
  • 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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