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Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 pm Friday 27 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
29.6° C
(Which is normal for this time of year)How big are the waves at Thunders today?
The current surf forecast for Thunders at 9PM is: 1.1m 10s primary swell from a South direction and 0.5m 13s secondary swell from a Southwest direction (forecast issued at 06:00pm March 27). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | - | - |
| Afternoon (27 Mar) | 3ft (0.9m) | 10s |
| Evening (27 Mar) | 3.5ft (1.1m) | 10s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 10 | 11 | 10 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 170 | 254 | 259 | 153 | 171 | 303 | 178 | 175 | 233 | 189 | 249 | 249 | 246 | 238 | 220 | 213 | 167 | 164 | 164 | 161 | 167 | 183 | 170 | 156 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- off | cross | cross | cross- on | cross- on | glass | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | glass | glass |
High Tide / height (m) | 1:01PM 0.79 | 2:28AM 0.44 | 2:35PM 0.79 | 3:50AM 0.55 | 3:46PM 0.82 | 4:38AM 0.66 | ||||||||||||||||||
Low Tide / height (m) | 8:57PM 0.24 | 7:12AM 0.32 | 10:01PM 0.20 | 9:15AM 0.30 | 10:40PM 0.16 | 10:25AM 0.24 | ||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - |
| Sunset | 6:27 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - |
 |  | |  | |  | |  | | | | |  | | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | - | 3 | 1 | - | - | 1 | - | - | 5 | 1 | - | - | - |
| Temp. °C | 29 | 28 | 28 | 27 | 27 | 27 | 29 | 28 | 29 | 28 | 28 | 28 | 26 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 27 | 26 | 27 | 29 |
| Feels °C (?) | 31 | 31 | 31 | 30 | 30 | 31 | 33 | 31 | 32 | 31 | 31 | 32 | 30 | 30 | 32 | 31 | 31 | 30 | 30 | 29 | 30 | 30 | 31 | 34 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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