Surf Forecasts:
How big are the waves at Thailand today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 5ft (1.5m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 4.5ft (1.4m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 4.5ft (1.4m), 14s period with SSW swell.
The current surf forecast for Thailand at 7AM is: 1.6m 16s primary swell from a South-southwest direction and 0.9m 8s secondary swell from a West direction (forecast issued at 12:00am September 18). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 5ft (1.5m) | 16s |
| Afternoon (18 Sep) | 4.5ft (1.4m) | 14s |
| Evening (18 Sep) | 4.5ft (1.4m) | 14s |
Table - waves today at Thailand. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Fri night. Warm (max 28°C on Fri morning, min 25°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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 | 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) | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 634 | 1257 | 1257 | 1027 | 774 | 785 | 796 | 785 | 691 | 672 | 663 | 727 | 1263 | 2309 | 2230 | 2374 | 2236 | 2155 | 2285 | 2178 | 2075 | 2049 | 2109 | 1322 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | glassy |
High Tide | 9:09AM0.32m | 10:38PM0.48m | 8:48AM0.28m | 00:09AM0.44m | ||||||||||||||||||||
Low Tide | 4:08AM0.21m | 3:04PM0.11m | 5:26AM0.26m | 3:26PM0.16m | 3:55PM0.21m | |||||||||||||||||||
 |  |  |  | |  |  |  | | |  | | | | | | | | | | | | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | 1 | — | — | — | — | — | — | 1 | 4 | 1 | 1 | 4 | 2 | — | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 28 | 29 | 29 | 29 | 30 | 30 | 29 | 30 | 29 | 29 | 30 | 30 | 29 | 31 | 29 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 634 | 1257 | 1257 | 1027 | 774 | 785 | 796 | 785 | 691 | 672 | 663 | 603 | 1263 | 2309 | 2230 | 2374 | 2236 | 2155 | 2285 | 2178 | 2075 | 2049 | 2109 | 1322 |
Swell 2 Height (m) Direction Period (s) | SW 16 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | SSW 18 | SSW 18 | SW 18 | SSW 13 | W 7 | W 7 | WSW 7 | WSW 7 | SW 7 | WSW 7 | S 6 | S 6 | S 6 | WNW 7 | SSW 16 |
| kJ | 502 | 111 | 108 | 84 | 84 | 63 | 63 | 61 | 61 | 413 | 559 | 727 | 357 | 39 | 39 | 34 | 32 | 23 | 18 | 26 | 26 | 27 | 10 | 429 |
Swell 3 Height (m) Direction Period (s) | W 8 | S 7 | S 7 | S 6 | S 6 | SSE 6 | SW 20 | SW 19 | SSW 18 | W 8 | W 8 | W 8 | W 8 | — | — | — | W 18 | — | WNW 7 | W 7 | W 7 | WNW 7 | WSW 16 | S 6 |
| kJ | 86 | 33 | 22 | 22 | 20 | 13 | 97 | 184 | 228 | 60 | 58 | 57 | 55 | — | — | — | 6 | — | 15 | 8 | 8 | 9 | 26 | 31 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSE 6 | SSE 6 | SSE 7 | SSE 7 | S 4 | WSW 7 | S 4 | — | S 5 | S 5 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 14 | 14 | 15 | 15 | 7 | 48 | 9 | — | 16 | 19 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 0 | 0 | 0 | 94 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 118 | 94 | 94 | 94 | 14 | 14 | 118 | 94 | 0 |
Best forecast wave conditions in Simeulue Island | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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 Thailand 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