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Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 12 am Monday 04 May 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
30.2° C
(Which is slightly warmer than usual)How big are the waves at Thunders today?
The current surf forecast for Thunders at 8AM is: 0.8m 13s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a South direction (forecast issued at 12:00am May 04). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.8m) | 13s |
| Afternoon (04 May) | 3.5ft (1.1m) | 12s |
| Evening (04 May) | 3.5ft (1.1m) | 12s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 43mm), heaviest during Sun night. Warm (max 29°C on Tue morning, min 25°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSW 12 | SW 12 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 11 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 20 | SW 20 | SW 14 | |
237 | 152 | 219 | 215 | 400 | 367 | 367 | 367 | 404 | 263 | 375 | 516 | 679 | 470 | 437 | 574 | 719 | 710 | 572 | 542 | 535 | 552 | 528 | 393 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross | cross | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | |
High Tide | 7:18AM0.96m | 7:41PM0.56m | 7:50AM0.93m | 8:12PM0.53m | 8:23AM0.89m | 8:45PM0.49m | ||||||||||||||||||
Low Tide | 00:33AM0.10m | 1:56PM0.08m | 1:02AM0.11m | 2:30PM0.11m | 1:32AM0.14m | 3:07PM0.15m | ||||||||||||||||||
 |  |  | | | | | | | |  | | | | | | | |  | | | |  |  | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
3 | 7 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | — | 2 | 3 | 5 | 2 | 1 | 3 | 2 | — | — | — | 1 | — | — | |
Temp °C | 27 | 26 | 25 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 29 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 |
30 | 30 | 29 | 32 | 30 | 30 | 30 | 30 | 28 | 29 | 29 | 31 | 33 | 32 | 31 | 31 | 30 | 30 | 32 | 33 | 32 | 32 | 32 | 31 | |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SW 12 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 11 | S 10 | S 10 | S 10 | S 10 | S 11 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
 kJ | 237 | 152 | 219 | 215 | 400 | 367 | 367 | 367 | 404 | 231 | 254 | 296 | 244 | 244 | 269 | 574 | 719 | 710 | 572 | 542 | 535 | 528 | 528 | 393 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 12 | S 16 | S 15 | SW 20 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 |
| kJ | 60 | 46 | 63 | 178 | 45 | 70 | 134 | 236 | 231 | 263 | 375 | 516 | 679 | 470 | 437 | 218 | 218 | 214 | 218 | 218 | 218 | 177 | 184 | 177 |
Swell 3 Height (m) Direction Period (s) | S 14 | SSW 13 | S 12 | S 16 | SE 7 | SW 20 | S 15 | S 15 | S 14 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 22 | SW 22 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SW 19 |
| kJ | 93 | 133 | 73 | 78 | 8 | 61 | 67 | 38 | 63 | 99 | 151 | 92 | 71 | 50 | 50 | 46 | 118 | 227 | 117 | 214 | 392 | 552 | 455 | 384 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 3 | — | NW 3 | NW 3 | N 4 | N 5 | N 4 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1 | — | 2 | 3 | 18 | 20 | 13 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 84 | 62 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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