Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 6 pm 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.2° C
1.0° 

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 (29 Jul):

  • Morning surf: Morning surf (29 Jul, local time) - 0.5ft (0.1m), 16s period with W swell.
  • Afternoon surf: Afternoon surf (29 Jul, local time) - 0.5ft (0.1m), 16s period with W swell.
  • Evening surf: Evening surf (29 Jul, local time) - 0.5ft (0.1m), 16s period with W swell.

The current surf forecast for Nai Harn Beach at 3AM is: 0.1m 16s primary swell from a West direction (forecast issued at 06:00pm July 28). 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 (29 Jul)0.5ft (0.1m)16s
Afternoon (29 Jul)0.5ft (0.1m)16s
Evening (29 Jul)0.5ft (0.1m)16s

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


Short Range Forecast

Heavy rain (total 55mm), heaviest during Tue night. Warm (max 28°C on Tue afternoon, min 27°C on Wed night). Wind will be generally light.

Tue
28
Wednesday
29
Thursday
30
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
W
16
0.7
W
7
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
21
0.1
W
21
0.1
W
20
0.1
W
20
Wave Graph
Metric surfscale
Energy kJ
5
46
5
5
5
5
5
5
5
5
5
5
4
4
4
9
8
8
8
Wind (km/h)
20
W
25
W
25
WSW
20
W
15
WSW
15
WSW
15
WSW
15
W
20
W
10
WSW
10
SW
10
SW
15
WSW
10
WSW
15
W
10
WSW
10
W
10
W
15
WNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
10:26PM1.46m
10:32AM1.85m
10:58PM1.55m
11:03AM1.92m
Low Tide
4:28PM0.31m
4:14AM0.38m
4:58PM0.22m
4:47AM0.30m
5:27PM0.14m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:46
6:46
 mm
3
3
5
5
3
1
3
3
3
3
4
2
2
1
1
3
1
3
Temp °C
28
28
28
28
28
28
28
28
28
28
28
28
27
27
28
28
27
27
27
Feels °C
29
29
29
29
30
30
31
30
29
30
31
31
29
30
31
31
30
30
29
  • 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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