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Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 pm Tuesday 31 Mar 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
29.9° C
(Which is slightly warmer than usual)How big are the waves at Thunders today?
The current surf forecast for Thunders at 12AM is: 0.9m 14s primary swell from a South-southwest direction and 0.6m 9s secondary swell from a South direction (forecast issued at 06:00pm March 31). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Apr) | - | - |
| Afternoon (01 Apr) | 3ft (0.9m) | 15s |
| Evening (01 Apr) | 3ft (0.9m) | 15s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 372 | 309 | 372 | 367 | 362 | 362 | 293 | 276 | 264 | 261 | 261 | 257 | 253 | 249 | 175 | 175 | 172 | 172 | 134 | 132 | 106 | 119 | 120 | 105 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- on | glass | glass | on | cross- on | cross- on | glass | glass | off | off | off | cross- on | cross- on | on | on | glass | glass | glass | glass | on |
High Tide / height (m) | 5:20PM 0.85 | 5:48AM 0.87 | 5:57PM 0.84 | 6:19AM 0.93 | 6:31PM 0.81 | 6:49AM 0.98 | ||||||||||||||||||
Low Tide / height (m) | 11:37PM 0.10 | 11:57AM 0.13 | 12:01AM 0.08 | 12:33PM 0.09 | 12:24AM 0.07 | |||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - |
| Sunset | 6:25 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - |
 |  |  | |  |  | | | | |  |  | | |  |  | |  | | | | | |  | |
Rain (mm) | - | - | - | - | 1 | 5 | 2 | 5 | 2 | 5 | 10 | 2 | 3 | 4 | 2 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 29 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 27 | 26 | 24 | 25 | 24 | 24 | 25 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 28 | 29 |
| Feels °C (?) | 32 | 32 | 32 | 32 | 31 | 31 | 33 | 32 | 29 | 28 | 28 | 30 | 26 | 25 | 29 | 28 | 30 | 29 | 31 | 31 | 30 | 30 | 32 | 32 |
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