Surf Forecasts:
How big are the waves at Thailand today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 4.5ft (1.4m), 18s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 7ft (2.2m), 17s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 6ft (1.8m), 19s period with SSW swell.
The current surf forecast for Thailand at 2AM is: 1.0m 19s primary swell from a South-southwest direction and 0.8m 11s secondary swell from a South direction (forecast issued at 06:00pm August 17). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 4.5ft (1.4m) | 18s |
| Afternoon (18 Aug) | 7ft (2.2m) | 17s |
| Evening (18 Aug) | 6ft (1.8m) | 19s |
Table - waves today at Thailand. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Wed night. Warm (max 29°C on Tue morning, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | SW 14 | SW 14 | SSW 20 | SSW 19 | SW 21 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 |
Wave Graph  | |||||||||||||||||||
 kJ | 305 | 301 | 298 | 687 | 898 | 1050 | 1205 | 2465 | 2568 | 2111 | 2461 | 2600 | 4814 | 4714 | 4323 | 4379 | 4777 | 5037 | 5242 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | cross-on | glassy | glassy | glassy | glassy | on | on | on | cross-on | cross-on | cross | glassy | cross-on | cross-on | cross-on | on |
High Tide | 9:23PM0.61m | 9:15AM0.51m | 10:01PM0.58m | 9:39AM0.43m | |||||||||||||||
Low Tide | 2:53PM0.05m | 3:19AM0.15m | 3:15PM0.07m | 4:01AM0.20m | 3:37PM0.09m | ||||||||||||||
 |  | | |  |  | | | | | | | |  |  | | | | | |
 | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | 3 | 2 | 2 | — | — | 1 | 1 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 28 | 28 | 28 |
Feels °C | 31 | 32 | 32 | 32 | 31 | 33 | 32 | 34 | 32 | 32 | 32 | 31 | 31 | 31 | 32 | 32 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SSW 19 | SW 21 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 305 | 301 | 224 | 687 | 898 | 1050 | 1205 | 2465 | 2568 | 2111 | 2461 | 2600 | 4814 | 4714 | 4323 | 4379 | 4777 | 5037 | 5242 |
Swell 2 Height (m) Direction Period (s) | S 10 | S 10 | S 9 | S 11 | SSW 18 | SW 22 | SSW 21 | W 8 | W 8 | SSW 16 | SSW 16 | SSW 16 | W 8 | W 7 | W 7 | W 8 | W 8 | W 8 | W 8 |
| kJ | 117 | 117 | 81 | 149 | 553 | 906 | 799 | 46 | 45 | 1081 | 1199 | 1507 | 29 | 28 | 28 | 29 | 31 | 31 | 29 |
Swell 3 Height (m) Direction Period (s) | W 8 | WNW 8 | SSW 20 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 22 | S 10 | W 8 | W 8 | S 9 | SSE 9 | SSE 8 | WSW 19 | WSW 20 | WSW 19 | W 10 |
| kJ | 48 | 51 | 298 | 215 | 212 | 212 | 257 | 111 | 19 | 68 | 29 | 29 | 40 | 26 | 23 | 37 | 37 | 37 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 14 | 118 | 0 | 94 | 0 | 0 | 0 | 0 | 118 | 118 | 118 | 94 | 14 | 14 | 0 | 207 | 118 | 118 | 118 |
Best forecast wave conditions in Simeulue Island | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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