Nai Harn Beach Surf Break

Nai Harn Beach 48 hour detailed Surf Forecast

Lat Long: 7.78° N 98.30° E

Issued: 6 am 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.3° C

Slightly warmer than usual

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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 3.5ft (1.0m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 3.5ft (1.1m), 6s period with W swell.
  • Evening surf: Evening surf (30 Jun, local time) - 3.5ft (1.1m), 6s period with W swell.

The current surf forecast for Nai Harn Beach at 10AM is: 1.0m 6s primary swell from a West direction and 0.4m 9s secondary swell from a West-southwest direction, 0.2m 16s secondary swell from a West-southwest direction (forecast issued at 06:00am June 30). The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (30 Jun)3.5ft (1.0m)6s
Afternoon (30 Jun)3.5ft (1.1m)6s
Evening (30 Jun)3.5ft (1.1m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 67mm), heaviest during Wed night. Warm (max 29°C on Tue night, min 28°C on Tue morning). Mainly strong winds.

Tuesday
30
Wednesday
1
Thursday
2
Fri
3
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
1 AM
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
W
6
1
W
6
1
W
6
1
W
6
1.1
W
6
1.2
W
6
1.1
W
6
1.1
W
6
1
W
7
1
W
7
1.1
W
7
1.4
W
7
1.6
W
7
1.7
W
7
1.7
W
7
1.7
W
7
1.8
W
7
1.9
W
7
1.9
WSW
7
1.8
WSW
7
1.9
W
8
2.1
W
8
2.3
W
8
2.4
W
8
Wave Graph
Metric surfscale
Energy kJ
95
66
68
71
89
112
97
101
86
91
116
200
272
315
315
315
348
376
394
365
408
496
642
771
Wind (km/h)
25
W
20
W
20
W
25
W
25
WSW
20
W
25
WSW
20
WSW
25
WSW
20
WSW
30
WSW
30
W
35
W
30
W
30
WSW
35
WSW
35
WSW
35
WSW
35
WSW
35
WSW
35
WSW
40
WSW
40
W
40
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-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
High Tide
10:43AM1.83m
11:09PM1.48m
11:17AM1.86m
11:43PM1.51m
11:50AM1.87m
00:17AM1.53m
Low Tide
4:22AM0.39m
5:12PM0.27m
4:57AM0.35m
5:45PM0.23m
5:31AM0.34m
6:17PM0.22m
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:46
6:46
6:46
 mm
3
2
1
2
2
3
3
4
5
4
5
5
6
3
3
2
3
3
3
5
2
Temp °C
28
28
28
28
28
28
29
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
Feels °C
29
29
28
27
28
29
30
29
28
29
28
27
26
27
27
27
26
26
27
26
26
26
26
26
Swell 1
Height (m)
Direction
Period (s)
0.2
WSW
16
0.4
WSW
9
0.4
WSW
9
0.4
WSW
9
0.4
WSW
9
0.2
W
16
0.2
WSW
16
1.1
W
6
1
W
7
1
W
7
1.1
W
7
0.2
W
15
0.1
SW
15
0.1
W
15
0.1
W
18
0.2
WSW
18
Energy kJ
26
25
26
26
25
20
24
101
86
91
116
17
9
4
6
30
Swell 2
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
0.1
W
21
0.1
W
21
0.2
WSW
16
0.2
W
15
0.2
W
15
0.2
WSW
15
0.1
W
19
0.1
W
19
0.1
W
19
0.1
W
14
Energy kJ
26
25
25
25
25
9
9
24
19
18
22
7
7
7
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
21
0.1
W
21
0.1
W
20
0.1
W
20
0.1
W
19
0.1
W
19
Energy kJ
9
9
8
7
7
7
Wind waves
Height (m)
Direction
Period (s)
1.2
W
6
1
W
6
1
W
6
1
W
6
1.1
W
6
1.2
W
6
1.1
W
6
0.7
WSW
6
0.7
W
7
1.4
W
7
1.6
W
7
1.7
W
7
1.7
W
7
1.7
W
7
1.8
W
7
1.9
W
7
1.9
WSW
7
1.8
WSW
7
1.9
W
8
2.1
W
8
2.3
W
8
2.4
W
8
Energy kJ
95
66
68
71
89
112
97
43
48
200
272
315
315
315
348
376
394
365
408
496
642
771
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
3
2
2
2
3
3
3
3
3
3
3
1
1
Distance (km)
4
4
4
4
4
4
4
24
4
4
24
797
24
24
24
797
797
797
797
797
797
797
617
601
Best forecast wave conditions in Phuket
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
2
Best forecast wave conditions in Thailand
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
2
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
5
5
5
6
6
6
5
  • 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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