Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 6 am 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.0° C
0.7° 

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 (13 Jul):

  • Morning surf: Morning surf (13 Jul, local time) - 7ft (2.1m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (13 Jul, local time) - 5.5ft (1.7m), 8s period with W swell.
  • Evening surf: Evening surf (13 Jul, local time) - 0.5ft (0.1m), 12s period with W swell.

The current surf forecast for Nai Harn Beach at 12PM is: 2.0m 8s primary swell from a West direction and 1.8m 8s secondary swell from a West direction, 0.1m 12s secondary swell from a West direction (forecast issued at 06:00am July 13). The wind direction is predicted to be onshore.

Time (+07) & DateWave HeightWave Period
Morning (13 Jul)7ft (2.1m)8s
Afternoon (13 Jul)5.5ft (1.7m)8s
Evening (13 Jul)0.5ft (0.1m)12s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Mon afternoon. Warm (max 29°C on Tue morning, min 28°C on Mon morning). Winds decreasing (fresh winds from the WSW on Mon morning, calm by Wed morning).

Monday
13
Tuesday
14
Wednesday
15
Thu
16
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)
1.9
W
8
2.2
W
8
2
W
8
1.8
W
8
0.1
W
12
0.1
W
12
0.1
W
12
0.1
W
20
0.1
W
21
0.1
W
21
0.1
W
20
0.1
W
19
0.1
W
19
0.1
W
19
0.1
W
19
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
17
0.1
W
17
0.1
W
17
0.1
W
17
1.1
W
8
0.1
W
16
Wave Graph
Metric surfscale
Energy kJ
420
564
478
387
3
3
3
8
8
8
8
7
7
7
7
6
6
6
6
6
5
5
148
5
Wind (km/h)
30
W
40
W
30
WSW
25
WSW
25
WSW
20
WSW
20
WSW
20
WSW
20
WSW
20
W
20
WSW
20
WSW
10
S
5
S
5
S
5
WSW
10
WSW
5
W
5
W
5
SSW
10
S
10
SSE
10
S
5
SW
Wind State
cross-on
cross-on
on
on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
on
High Tide
9:30AM1.92m
10:06PM1.56m
10:19AM2.03m
10:55PM1.65m
11:05AM2.08m
11:40PM1.70m
Low Tide
3:02AM0.33m
4:04PM0.16m
3:57AM0.25m
4:51PM0.05m
4:45AM0.20m
5:35PM-0.01m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:47
6:47
6:47
 mm
1
1
2
2
3
3
1
1
3
3
2
1
2
2
Temp °C
29
28
28
28
28
28
28
28
28
28
28
29
29
29
29
29
28
28
28
28
29
29
29
28
Feels °C
29
27
28
29
29
29
29
29
29
30
30
31
33
33
33
33
32
32
32
32
32
32
33
32
  • 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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