Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 12 pm 28 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.5°C
1.8° 

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 (28 Oct):

  • Morning surf: Morning surf (28 Oct, local time) - 2.5ft (0.8m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (28 Oct, local time) - 2.5ft (0.8m), 6s period with W swell.
  • Evening surf: Evening surf (28 Oct, local time) - 7.5ft (2.3m), 7s period with SW swell.

The current surf forecast for Nai Harn Beach at 6PM is: 2.1m 7s primary swell from a Southwest direction and 0.9m 6s secondary swell from a West direction, 0.1m 13s secondary swell from a West direction (forecast issued at 12:00pm October 28). The wind direction is predicted to be onshore.

Time (+07) & DateWave HeightWave Period
Morning (28 Oct)2.5ft (0.8m)6s
Afternoon (28 Oct)2.5ft (0.8m)6s
Evening (28 Oct)7.5ft (2.3m)7s

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


Short Range Forecast

Heavy rain (total 48mm), heaviest during Wed morning. Warm (max 28°C on Thu morning, min 25°C on Fri morning). Winds decreasing (strong winds from the WSW on Wed night, calm by Fri night).

Wed
28
Thursday
29
Friday
30
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
Rating
(10 max)
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
Wave
Height (m)
Direction
Period (s)
0.8
W
6
0.8
W
6
0.9
W
6
2.1
SW
7
2.4
SW
7
2
WSW
7
2.1
WSW
7
2.5
W
8
2.4
W
8
2
W
8
0.1
W
13
0.1
W
12
1.2
W
8
0.9
W
7
1.1
W
7
0.9
W
7
0.4
W
8
0.5
W
8
0.4
W
8
0.1
W
15
0.1
W
15
Wave Graph
Metric surfscale
Energy kJ
40
42
54
398
566
404
432
794
753
466
3
3
168
87
110
69
23
30
21
4
4
Wind (km/h)
15
S
20
S
35
SSW
40
SSW
35
SSW
35
WSW
40
WSW
35
WSW
25
WSW
25
W
25
W
25
W
15
W
15
WSW
15
WSW
5
WSW
25
SSE
25
S
20
SSW
15
SW
10
SSW
Wind State
cross-on
cross-on
on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross
cross-on
cross-on
on
cross-on
High Tide
11:29AM1.79m
11:46PM2.08m
12:10PM1.68m
00:26AM1.98m
12:54PM1.54m
Low Tide
5:27PM0.06m
6:09AM0.06m
6:05PM0.18m
6:54AM0.18m
6:46PM0.33m
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
—
—
—
—
—
6:13
—
—
—
—
—
—
—
6:13
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:06
—
—
—
—
—
—
—
6:06
—
—
—
—
—
—
—
6:06
—
—
 mm
4
9
5
3
2
5
2
2
—
—
1
—
1
1
1
1
8
1
—
—
—
Temp °C
26
26
26
27
27
27
27
27
27
28
28
28
28
27
27
27
26
25
26
27
27
Feels °C
28
28
24
25
26
26
25
25
27
28
28
29
30
29
30
31
27
26
28
29
30
  • 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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