Surf Forecasts:
How big are the waves at Nai Harn Beach today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 0.5ft (0.2m), 15s period with WSW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 5ft (1.6m), 8s period with W swell.
- Evening surf: Evening surf (29 Aug, local time) - 0.5ft (0.2m), 15s period with WSW swell.
The current surf forecast for Nai Harn Beach at 11AM is: 0.2m 15s primary swell from a West-southwest direction (forecast issued at 06:00am August 29). An open ocean swell of 0.1m 4s is not directed at the surf break, a second open ocean swell of 1.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 0.5ft (0.2m) | 15s |
| Afternoon (29 Aug) | 5ft (1.6m) | 8s |
| Evening (29 Aug) | 0.5ft (0.2m) | 15s |
Table - waves today at Nai Harn Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Mon afternoon. Warm (max 29°C on Sat afternoon, min 28°C on Sat morning). Mainly fresh winds. | |||||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 16 | WSW 16 | WSW 15 | W 7 | W 8 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | W 7 | WSW 14 | WSW 14 | W 14 | WSW 20 | WSW 20 | WSW 19 | W 7 | W 7 | W 7 | WSW 19 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 24 | 24 | 23 | 310 | 290 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 229 | 19 | 19 | 15 | 38 | 37 | 37 | 204 | 178 | 79 | 68 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-on | cross-on |
High Tide | 11:07AM1.99m | 11:31PM1.88m | 11:37AM1.98m | 00:00AM1.93m | 12:07PM1.93m | ||||||||||||||||||
Low Tide | 4:59AM0.15m | 5:23PM-0.02m | 5:31AM0.11m | 5:50PM-0.03m | 6:03AM0.11m | 6:18PM-0.00m | |||||||||||||||||
 |  | |  | |  | |  | | | | | | |  | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 2 | 1 | 1 | 1 | 2 | 4 | — | — |
Temp °C | 28 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 29 | 30 | 28 | 28 | 29 | 30 | 29 | 28 | 28 | 29 | 27 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | W 7 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | W 14 | WSW 20 | WSW 20 | WSW 19 | WSW 19 | WSW 19 | W 7 | W 7 |
| kJ | 131 | 24 | 23 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 15 | 38 | 37 | 37 | 36 | 35 | 159 | 139 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | — | SE 4 | SE 4 | SE 4 | SE 4 | — | — | — | — | — | — | W 21 | W 21 | W 21 | W 20 | W 14 | W 13 | W 13 | W 13 | W 13 | WSW 19 | WSW 19 |
| kJ | 24 | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | 9 | 9 | 9 | 8 | 14 | 4 | 3 | 3 | 3 | 35 | 68 |
Swell 3 Height (m) Direction Period (s) | — | SE 4 | — | — | — | — | — | — | — | — | — | W 21 | W 21 | W 21 | — | — | — | — | — | — | — | W 13 | W 13 |
| kJ | — | 1 | — | — | — | — | — | — | — | — | — | 9 | 9 | 9 | — | — | — | — | — | — | — | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | W 8 | W 7 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 |
| kJ | — | 160 | 212 | 310 | 290 | 256 | 223 | 223 | 217 | 212 | 206 | 236 | 229 | 200 | 173 | 173 | 168 | 184 | 205 | 204 | 178 | 79 | 64 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 4 | 4 | 4 | 636 | 24 | 4 | 4 | 4 | 4 | 4 | 24 | 24 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 24 | 636 | 4 | 4 |
Best forecast wave conditions in Phuket | |||||||||||||||||||||||
Best forecast wave conditions in Thailand | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nai Harn Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest