Nai Harn Beach Surf Break

Lat Long: 7.78° N 98.30° E

Nai Harn Beach 48 hour detailed Surf Forecast

Issued: 12 pm 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nai Harn Beach sea temperature is
30.0° C
0.9° 

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 (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 7ft (2.1m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 6ft (1.9m), 8s period with W swell.
  • Evening surf: Evening surf (08 Aug, local time) - 5.5ft (1.7m), 8s period with W swell.

The current surf forecast for Nai Harn Beach at 4PM is: 1.9m 8s primary swell from a West direction and 0.1m 17s secondary swell from a West direction (forecast issued at 12:00pm August 08). The wind direction is predicted to be cross-onshore.

Time (+07) & DateWave HeightWave Period
Morning (08 Aug)7ft (2.1m)8s
Afternoon (08 Aug)6ft (1.9m)8s
Evening (08 Aug)5.5ft (1.7m)8s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Warm (max 29°C on Sat morning, min 28°C on Sat night). Mainly fresh winds.

Sat
8
Sunday
9
Monday
10
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)
2.1
W
8
2
W
8
1.9
W
8
1.8
W
8
1.7
W
8
1.6
W
8
1.6
W
8
1.6
W
8
1.5
W
8
1.6
W
8
1.4
W
8
1.3
W
8
1.3
W
8
1.3
W
8
1.4
W
8
1.4
W
7
1.6
W
7
1.7
W
7
1.6
W
7
1.6
W
7
1.6
W
8
Wave Graph
Metric surfscale
Energy kJ
551
513
470
428
382
331
323
291
249
283
216
186
191
191
234
210
260
303
276
275
282
Wind (km/h)
30
WSW
30
W
25
W
25
W
25
W
25
W
30
W
30
W
30
W
25
WSW
25
W
25
W
25
W
25
W
30
W
30
W
30
W
30
W
30
W
25
W
30
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
6:30PM1.19m
7:19AM1.58m
8:11PM1.29m
8:32AM1.73m
9:16PM1.44m
Low Tide
12:34PM0.64m
00:28AM0.61m
2:09PM0.50m
2:00AM0.52m
3:12PM0.32m
part cloud
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thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:44
6:44
 mm
1
1
1
Temp °C
29
29
29
29
29
28
29
29
29
29
29
29
29
28
29
29
29
29
29
29
29
Feels °C
29
29
29
30
30
28
29
29
29
30
30
30
30
28
29
29
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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