Surf Forecasts:
How big are the waves at Nai Harn Beach today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 1ft (0.3m), 16s period with WSW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.8m), 6s period with WSW swell.
- Evening surf: Evening surf (15 Sep, local time) - 2.5ft (0.7m), 6s period with WSW swell.
The current surf forecast for Nai Harn Beach at 8AM is: 0.3m 16s primary swell from a West-southwest direction and 0.4m 4s secondary swell from a West-southwest direction (forecast issued at 06:00pm September 14). The wind direction is predicted to be onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 1ft (0.3m) | 16s |
| Afternoon (15 Sep) | 2.5ft (0.8m) | 6s |
| Evening (15 Sep) | 2.5ft (0.7m) | 6s |
Table - waves today at Nai Harn Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 46mm), heaviest during Tue night. Warm (max 29°C on Tue morning, min 25°C on Wed night). Winds increasing (light winds from the WSW on Mon night, fresh winds from the WNW by Wed afternoon). | |||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||
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 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 6 | WSW 6 | W 6 | WSW 15 | WSW 15 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 54 | 51 | 50 | 50 | 50 | 50 | 50 | 49 | 49 | 34 | 34 | 33 | 31 | 12 | 55 | 21 | 21 | 21 | 21 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | on | on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:22AM1.90m | 12:31PM1.70m | 00:49AM1.81m | 12:58PM1.55m | |||||||||||||||
Low Tide | 6:09PM0.09m | 6:32AM0.20m | 6:33PM0.20m | 7:01AM0.31m | 6:57PM0.34m | ||||||||||||||
 |  | |  | | | |  | |  | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | 6:27 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | 3 | 2 | 1 | — | — | 1 | 1 | — | 1 | — | — | — | 5 | 5 | 4 | 5 | 4 | 3 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 31 | 31 | 30 | 30 | 31 | 31 | 31 | 31 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 4 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 6 | WNW 6 | WSW 15 | WSW 15 | WSW 15 | W 7 | WSW 11 |
| kJ | 54 | 51 | 50 | 50 | 50 | 6 | 14 | 36 | 37 | 34 | 34 | 33 | 31 | 20 | 21 | 21 | 21 | 187 | 12 |
Swell 2 Height (m) Direction Period (s) | W 7 | WSW 3 | WSW 4 | W 6 | W 6 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 6 | — | — | — | WSW 15 | WSW 15 |
| kJ | 3 | 1 | 2 | 3 | 3 | 50 | 50 | 49 | 49 | 24 | 23 | 22 | 21 | 12 | — | — | — | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | — | W 6 | W 6 | — | — | — | W 6 | SE 4 | SSE 5 | SSE 5 | SE 5 | W 8 | W 8 | W 8 | — | — | — | W 12 | W 21 |
| kJ | — | 3 | 3 | — | — | — | 1 | 1 | 2 | 2 | 1 | 6 | 5 | 5 | — | — | — | 3 | 9 |
Wind waves Height (m) Direction Period (s) | SW 3 | — | — | WSW 4 | WSW 4 | — | — | — | — | — | — | — | — | — | W 6 | W 6 | W 7 | W 7 | W 7 |
| kJ | 1 | — | — | 3 | 3 | — | — | — | — | — | — | — | — | — | 55 | 153 | 202 | 77 | 154 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 636 | 636 | 24 | 24 | 4 | 97 | 635 | 4 | 636 | 635 | 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