Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 6 am 27 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.6°C
1.9° 

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 (27 Oct):

  • Morning surf: Morning surf (27 Oct, local time) - 3.5ft (1.1m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (27 Oct, local time) - 6ft (1.8m), 7s period with WSW swell.
  • Evening surf: Evening surf (27 Oct, local time) - 4ft (1.2m), 6s period with W swell.

The current surf forecast for Nai Harn Beach at 10AM is: 1.3m 6s primary swell from a West direction (forecast issued at 06:00am October 27). The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (27 Oct)3.5ft (1.1m)6s
Afternoon (27 Oct)6ft (1.8m)7s
Evening (27 Oct)4ft (1.2m)6s

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


Short Range Forecast

Heavy rain (total 73mm), heaviest during Tue afternoon. Warm (max 27°C on Tue afternoon, min 24°C on Wed night). Winds decreasing (fresh winds from the WSW on Tue morning, calm by Thu night).

Tuesday
27
Wednesday
28
Thursday
29
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
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
Swell
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)
0.8
W
7
0.8
W
6
1.3
W
6
1.9
WSW
7
1.6
WSW
7
1.3
WSW
6
1.1
W
6
1
W
6
0.8
W
6
0.8
W
6
0.7
W
6
0.5
W
5
0.6
WSW
5
0.6
WSW
7
0.5
W
7
0.3
W
10
0.5
W
9
0.4
W
9
0.5
W
9
0.6
W
7
0.4
W
9
0.5
W
8
0.4
W
8
Wave Graph
Metric surfscale
Energy kJ
56
50
112
316
247
147
94
71
43
43
32
13
16
35
21
17
43
23
38
39
24
35
22
Wind (km/h)
10
WNW
15
WNW
25
W
35
WSW
30
SW
30
W
20
WSW
20
WSW
15
SW
15
SSW
20
S
15
SSW
15
SSW
20
SSW
25
SW
20
SW
20
WSW
15
WSW
10
WNW
5
WNW
10
NW
5
NNW
10
ENE
Wind State
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross
cross
cross-off
cross-off
High Tide
10:51AM1.85m
11:09PM2.13m
11:29AM1.79m
11:46PM2.08m
12:10PM1.68m
Low Tide
4:50AM-0.01m
4:52PM-0.00m
5:29AM-0.00m
5:27PM0.06m
6:09AM0.06m
6:05PM0.18m
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
light rain
cloud
part cloud
cloud
cloud
part cloud
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>
—
—
—
—
6:07
—
—
—
—
—
—
—
6:06
—
—
—
—
—
—
—
6:06
—
—
 mm
2
4
8
15
16
7
1
1
3
4
5
5
5
2
—
1
—
—
—
—
—
—
—
Temp °C
27
27
26
25
25
27
27
27
27
26
26
26
25
25
26
24
25
26
26
26
27
27
27
Feels °C
30
29
27
24
25
27
28
29
29
28
28
28
28
26
26
24
25
28
29
29
29
30
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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