Nai Harn Beach Surf Break

Nai Harn Beach 48 hour detailed Surf Forecast

Lat Long: 7.78° N 98.30° E

Issued: 6 am 17 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 (17 Jun):

  • Morning surf: Morning surf (17 Jun, local time) - 1.5ft (0.4m), 8s period with WSW swell.
  • Afternoon surf: Afternoon surf (17 Jun, local time) - 1ft (0.3m), 8s period with W swell.
  • Evening surf: Evening surf (17 Jun, local time) - 1.5ft (0.5m), 8s period with W swell.

The current surf forecast for Nai Harn Beach at 12PM is: 0.3m 8s primary swell from a West direction (forecast issued at 06:00am June 17). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (17 Jun)1.5ft (0.4m)8s
Afternoon (17 Jun)1ft (0.3m)8s
Evening (17 Jun)1.5ft (0.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Wed morning. Warm (max 29°C on Wed morning, min 28°C on Wed morning). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Sat
20
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
1
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)
0.1
W
16
0.4
WSW
8
0.4
WSW
8
0.3
W
8
0.3
W
7
0.5
W
8
0.5
W
8
0.5
W
7
0.5
W
7
0.5
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.5
W
8
0.4
W
8
0.4
W
7
0.4
W
7
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.5
W
8
Wave Graph
Metric surfscale
Energy kJ
5
19
19
10
10
32
30
27
27
27
17
17
17
17
17
28
18
17
17
18
18
19
19
29
Wind (km/h)
15
NW
15
WNW
10
WNW
15
W
15
W
10
W
10
WSW
5
SW
5
WSW
5
S
10
SSE
20
SSE
25
S
20
S
10
SSE
5
NNW
5
W
10
W
10
W
10
W
10
W
15
WNW
10
W
10
WNW
Wind State
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
11:57AM2.06m
00:34AM1.61m
12:42PM1.98m
1:23AM1.55m
1:28PM1.87m
Low Tide
5:36AM0.21m
6:29PM0.05m
6:22AM0.27m
7:16PM0.11m
7:10AM0.37m
8:02PM0.20m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:45
6:45
6:45
 mm
2
3
2
1
2
1
1
Temp °C
28
28
28
29
29
29
29
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
Feels °C
31
31
31
32
32
32
33
32
32
32
31
29
28
30
32
33
33
32
32
31
31
31
31
31
Swell 1
Height (m)
Direction
Period (s)
0.6
W
8
0.4
WNW
8
0.4
WNW
8
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
7
0.5
W
7
0.5
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.4
W
7
0.5
S
5
0.5
S
5
0.4
W
8
0.4
W
7
0.4
W
7
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.5
W
8
Energy kJ
49
26
26
32
33
32
30
27
27
27
17
17
17
17
11
11
18
17
17
18
18
19
19
29
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
8
0.4
WSW
8
0.4
WSW
8
0.3
W
8
0.3
W
7
0.2
W
8
0.1
W
8
0.1
W
8
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
13
0.1
W
13
0.4
W
7
0.5
W
8
0.4
S
5
0.4
S
4
0.3
S
4
0.3
S
4
0.1
W
13
0.2
S
4
Energy kJ
6
19
19
10
10
4
1
1
4
4
4
4
3
3
17
28
7
6
3
3
4
1
Swell 3
Height (m)
Direction
Period (s)
0.1
W
16
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
14
0.1
W
13
0.1
W
14
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
Energy kJ
5
4
4
4
4
4
4
4
3
4
4
4
4
4
4
4
4
3
3
Wind waves
Height (m)
Direction
Period (s)
0.2
WNW
2
0.2
WNW
2
0.3
SSE
2
0.5
S
4
0.5
S
5
0.3
SSW
4
0.2
W
3
0.2
W
3
Energy kJ
1
1
1
9
11
3
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
3
1
1
1
1
3
3
1
1
1
1
1
2
1
1
2
1
1
Distance (km)
4
24
24
4
4
4
635
97
97
97
108
635
635
97
97
0
97
97
645
636
636
636
97
97
Best forecast wave conditions in Phuket
Rating
(10 max)
1
1
1
1
1
1
1
Best forecast wave conditions in Thailand
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
4
6
5
5
4
5
4
4
4
5
8
9
9
6
5
5
6
5
7
7
6
9
4
7
  • 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
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