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Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 pm Wednesday 08 Apr 2026 WIBForecast update in hr min s Forecast update imminent
Thunders surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thunders sea temperature is
29.7° C
(Which is normal for this time of year)How big are the waves at Thunders today?
The current surf forecast for Thunders at 7PM is: 0.9m 13s primary swell from a South-southwest direction and 0.5m 5s secondary swell from a West direction (forecast issued at 12:00pm April 08). The wind direction is predicted to be cross-shore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Apr) | 2.5ft (0.7m) | 13s |
| Afternoon (08 Apr) | 2.5ft (0.8m) | 13s |
| Evening (08 Apr) | 3ft (0.9m) | 12s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 187 | 139 | 286 | 269 | 271 | 252 | 244 | 251 | 227 | 215 | 275 | 275 | 346 | 236 | 187 | 236 | 384 | 401 | 508 | 212 | 268 | 264 | 569 | 563 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross | cross | cross | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:19AM 0.82 | 9:20PM 0.47 | 9:58AM 0.76 | 9:59PM 0.42 | 10:52AM 0.71 | 11:49PM 0.39 | ||||||||||||||||||
Low Tide / height (m) | 4:00PM 0.22 | 2:52AM 0.20 | 4:56PM 0.28 | 3:24AM 0.26 | 6:25PM 0.31 | 4:14AM 0.33 | ||||||||||||||||||
Wednesday 08 | Thursday 09 | Friday 10 | Saturday 11 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 |
| Sunset | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - |
 | |  |  |  |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | 5 | 3 | - | - | - | 1 | 2 | 1 | 1 | - | - | - | - | - | 1 | - | 4 | 2 | - | 1 | 1 | - | - | 1 |
| Temp. °C | 26 | 25 | 26 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 30 | 27 | 30 | 29 | 29 | 28 | 28 | 28 | 29 | 30 | 30 | 29 | 31 | 29 | 30 | 31 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 31 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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