Nai Harn Beach Surf Break

Nai Harn Beach 48 hour detailed Surf Forecast

Lat Long: 7.78° N 98.30° E

Issued: 6 am 19 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.1° 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 (19 Jun):

  • Morning surf: Morning surf (19 Jun, local time) - 1.5ft (0.4m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (19 Jun, local time) - 1.5ft (0.4m), 8s period with W swell.
  • Evening surf: Evening surf (19 Jun, local time) - 1.5ft (0.4m), 8s period with W swell.

The current surf forecast for Nai Harn Beach at 3PM is: 0.4m 8s primary swell from a West direction and 0.2m 4s secondary swell from a South direction, 0.3m 2s secondary swell from a Northwest direction (forecast issued at 06:00am June 19). The wind direction is predicted to be cross-shore.

Time (+07) & DateWave HeightWave Period
Morning (19 Jun)1.5ft (0.4m)7s
Afternoon (19 Jun)1.5ft (0.4m)8s
Evening (19 Jun)1.5ft (0.4m)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

Heavy rain (total 44mm), heaviest during Sun morning. Warm (max 29°C on Fri morning, min 26°C on Sun night). Winds increasing (light winds from the WNW on Fri night, fresh winds from the WNW by Sun afternoon).

Friday
19
Saturday
20
Sunday
21
Mon
22
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)
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
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.7
W
8
0.9
W
6
0.8
W
6
0.8
W
6
1
W
6
1.3
W
6
1.6
W
6
1.6
W
7
0.2
WSW
15
Wave Graph
Metric surfscale
Energy kJ
18
17
17
18
18
19
19
18
18
18
18
18
18
19
19
57
52
42
42
76
137
206
232
22
Wind (km/h)
5
NW
15
NNW
15
NW
15
WNW
20
WNW
15
WNW
15
NW
10
NNW
10
NW
5
WNW
10
WSW
20
SW
20
SW
20
WSW
20
W
20
W
15
WNW
20
WNW
15
W
20
W
25
WNW
30
WNW
30
WNW
25
WNW
Wind State
cross
cross-off
cross
cross
cross
cross-on
cross
cross-off
cross
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
1:23AM1.55m
1:28PM1.87m
2:13AM1.49m
2:14PM1.72m
3:06AM1.44m
3:04PM1.56m
Low Tide
7:10AM0.37m
8:02PM0.20m
7:59AM0.48m
8:50PM0.30m
8:55AM0.59m
9:39PM0.40m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:45
6:45
6:45
 mm
2
1
1
2
3
5
2
1
2
1
1
3
3
6
3
3
4
Temp °C
28
28
28
29
29
29
28
28
28
28
29
28
28
28
28
27
27
27
27
27
27
27
27
27
Feels °C
32
31
31
31
31
31
30
31
31
31
32
29
29
29
30
28
29
29
29
28
27
27
27
27
Swell 1
Height (m)
Direction
Period (s)
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
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.7
W
8
0.2
S
4
0.4
W
8
0.3
W
8
0.2
WSW
16
0.2
WSW
15
0.2
WSW
15
0.2
WSW
15
0.2
WSW
15
Energy kJ
18
17
17
18
18
19
19
18
18
18
18
18
18
19
19
57
1
18
11
24
23
22
22
22
Swell 2
Height (m)
Direction
Period (s)
0.2
S
4
0.2
S
4
0.2
S
4
0.2
SSE
4
0.2
S
4
0.2
S
4
0.2
S
4
0.1
W
13
0.1
W
18
0.1
W
18
0.1
W
17
0.1
SW
16
0.2
WSW
16
0.2
WSW
16
0.2
SSE
4
0.2
S
4
Energy kJ
1
1
1
2
1
1
1
3
6
6
6
10
26
25
2
1
Swell 3
Height (m)
Direction
Period (s)
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
0.1
W
13
0.1
W
13
0.1
W
18
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.2
S
4
0.1
SW
16
0.2
WSW
16
0.2
WSW
16
0.1
W
12
Energy kJ
4
4
4
4
4
4
3
3
3
3
6
3
3
3
3
1
10
25
25
3
Wind waves
Height (m)
Direction
Period (s)
0.3
NW
2
0.3
NW
2
0.2
NNW
2
0.2
NNW
2
0.2
NNW
2
0.2
NNW
2
0.3
WNW
3
0.4
W
3
0.4
W
4
0.9
W
6
0.8
W
6
0.8
W
6
1
W
6
1.3
W
6
1.6
W
6
1.6
W
7
1.5
W
7
Energy kJ
1
1
1
1
1
1
2
4
4
52
42
42
76
137
206
232
211
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
1
1
1
1
1
1
4
4
3
4
1
1
1
3
1
1
4
4
4
Distance (km)
102
102
102
635
635
106
106
97
97
97
97
635
641
645
642
4
24
4
645
4
4
782
782
782
Best forecast wave conditions in Phuket
Rating
(10 max)
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
Header Global
Rating
(10 max)
5
5
6
6
6
6
4
4
4
4
5
5
4
6
5
5
8
9
9
9
8
8
7
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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