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Surf Forecasts:
Thailand surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 12 pm Saturday 21 Mar 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
30.3° C
(Which is slightly warmer than usual)How big are the waves at Thailand today?
The current surf forecast for Thailand at 8PM is: 0.6m 15s primary swell from a South-southwest direction and 0.7m 12s secondary swell from a Southwest direction (forecast issued at 12:00pm March 21). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 2.5ft (0.8m) | 12s |
| Afternoon (21 Mar) | 2.5ft (0.8m) | 12s |
| Evening (21 Mar) | 2ft (0.6m) | 15s |
Table - waves today at Thailand. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 15 | 12 | 15 | 15 | 15 | 16 | 16 | 14 | 14 | 13 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 16 | 14 | 14 | 13 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 223 | 163 | 171 | 146 | 148 | 229 | 425 | 419 | 301 | 246 | 229 | 242 | 227 | 318 | 297 | 301 | 367 | 577 | 457 | 347 | 415 | 440 | 806 | 786 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | on | glass | cross- on | cross- on | cross- on | on | glass | glass | glass | glass | glass | glass | glass | cross- on | cross- on | cross- on | cross- on | glass |
High Tide / height (m) | 7:45PM 0.61 | 8:13AM 0.73 | 8:18PM 0.53 | 8:51AM 0.71 | 8:52PM 0.45 | |||||||||||||||||||
Low Tide / height (m) | 1:48PM 0.02 | 1:41AM -0.02 | 2:28PM 0.05 | 2:08AM -0.01 | 3:12PM 0.09 | 2:37AM 0.02 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 |
| Sunset | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - |
 |  | |  | | |  | | | | | | |  | | | | | | | | | | | |
Rain (mm) | - | 1 | 1 | - | - | - | 2 | 3 | 2 | - | - | - | - | - | 2 | 1 | - | - | - | - | - | 1 | 1 | - |
| Temp. °C | 28 | 28 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 |
| Feels °C (?) | 32 | 32 | 33 | 32 | 32 | 32 | 31 | 32 | 31 | 31 | 31 | 32 | 33 | 31 | 32 | 31 | 33 | 32 | 33 | 31 | 31 | 30 | 30 | 31 |
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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.
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