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Surf Forecasts:
Thailand surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 12 pm Saturday 30 May 2026 WIBForecast update in hr min s Forecast update imminent
Thailand surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thailand sea temperature is
30.2° C
(Which is slightly warmer than usual)How big are the waves at Thailand today (30 May):
- Morning surf: Morning surf (30 May, local time) - 5.5ft (1.7m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 5.5ft (1.7m), 13s period with SSW swell.
- Evening surf: Evening surf (30 May, local time) - 5ft (1.6m), 13s period with SSW swell.
The current surf forecast for Thailand at 8PM is: 1.6m 13s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a West direction (forecast issued at 12:00pm May 30). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 5.5ft (1.7m) | 14s |
| Afternoon (30 May) | 5.5ft (1.7m) | 13s |
| Evening (30 May) | 5ft (1.6m) | 13s |
Table - waves today at Thailand. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 29°C on Sat morning, min 27°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | |
979 | 950 | 936 | 936 | 793 | 781 | 679 | 618 | 566 | 566 | 566 | 485 | 485 | 485 | 452 | 380 | 407 | 392 | 455 | 449 | 522 | 515 | 595 | 841 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross-on | cross-on | cross-on | cross | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | glassy | |
High Tide | 5:46PM0.39m | 6:08AM0.67m | 6:20PM0.38m | 6:42AM0.67m | 6:54PM0.37m | |||||||||||||||||||
Low Tide | 11:14PM0.06m | 12:51PM0.07m | 11:45PM0.04m | 1:23PM0.07m | 00:16AM0.04m | |||||||||||||||||||
 | | |  |  | | |  | | | | | | | | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — |
 | — | — | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | 6:39 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 27 |
32 | 33 | 33 | 33 | 32 | 32 | 31 | 32 | 32 | 34 | 32 | 33 | 32 | 32 | 31 | 32 | 33 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 15 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 979 | 950 | 936 | 936 | 793 | 781 | 679 | 618 | 566 | 566 | 566 | 485 | 485 | 485 | 452 | 380 | 368 | 349 | 285 | 280 | 522 | 515 | 595 | 841 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 11 | SSW 11 | SSW 11 | W 7 |
| kJ | 60 | 60 | 60 | 58 | 43 | 43 | 42 | 42 | 42 | 43 | 43 | 42 | 29 | 28 | 232 | 295 | 407 | 392 | 455 | 449 | 214 | 214 | 170 | 25 |
Swell 3 Height (m) Direction Period (s) | W 14 | S 11 | S 11 | — | SW 20 | S 20 | W 13 | W 13 | SSW 18 | SSW 18 | SW 18 | SW 18 | SSW 18 | SSW 17 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | SW 21 |
| kJ | 4 | 2 | 2 | — | 15 | 7 | 4 | 4 | 31 | 61 | 79 | 79 | 120 | 109 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 94 | 118 | 118 | 14 | 0 | 0 | 0 | 0 | 118 | 118 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 118 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Simeulue Island | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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