- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Tuesday 05 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
30.3° C
(Which is slightly warmer than usual)How big are the waves at Thunders today?
The current surf forecast for Thunders at 11AM is: 0.9m 18s primary swell from a Southwest direction and 1.1m 10s secondary swell from a South direction (forecast issued at 06:00am May 05). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 3ft (0.9m) | 18s |
| Afternoon (05 May) | 3ft (0.9m) | 17s |
| Evening (05 May) | 3.5ft (1.1m) | 16s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu night. Warm (max 29°C on Tue afternoon, min 25°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
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 | SSW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 17 | SW 16 | SW 16 | SW 16 | |
263 | 375 | 516 | 679 | 470 | 504 | 651 | 719 | 710 | 572 | 542 | 535 | 552 | 528 | 393 | 565 | 808 | 799 | 799 | 895 | 930 | 767 | 757 | 748 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross | cross | cross | glassy | glassy | glassy | cross-off | cross-off | off | cross-off | cross-off | off | off | off | glassy | glassy | glassy | cross | glassy | glassy | glassy | |
High Tide | 7:50AM0.93m | 8:12PM0.53m | 8:23AM0.89m | 8:45PM0.49m | 8:58AM0.84m | 9:25PM0.47m | ||||||||||||||||||
Low Tide | 1:02AM0.11m | 2:30PM0.11m | 1:32AM0.14m | 3:07PM0.15m | 2:02AM0.18m | 3:50PM0.19m | ||||||||||||||||||
 |  |  |  | |  |  | | | | |  | | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | 6:16 |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | 6:15 |
— | 1 | — | — | 1 | — | 2 | 1 | 2 | 2 | 2 | 1 | — | — | — | — | — | 1 | — | 1 | — | — | 3 | 3 | |
Temp °C | 27 | 26 | 27 | 28 | 29 | 28 | 27 | 27 | 27 | 26 | 25 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 28 | 28 | 29 | 28 | 27 | 27 |
31 | 30 | 31 | 32 | 33 | 32 | 31 | 32 | 31 | 29 | 27 | 30 | 29 | 30 | 31 | 30 | 30 | 30 | 32 | 33 | 33 | 32 | 32 | 32 | |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 17 | SW 16 | SW 16 | SW 16 |
 kJ | 227 | 254 | 249 | 244 | 244 | 223 | 651 | 719 | 710 | 572 | 542 | 535 | 528 | 528 | 393 | 565 | 808 | 799 | 799 | 895 | 930 | 767 | 757 | 748 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | S 10 | S 11 | S 10 | S 10 | S 10 | SSE 10 | S 10 | S 10 | S 10 | SW 14 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 98 | 375 | 516 | 679 | 470 | 504 | 218 | 227 | 214 | 218 | 218 | 184 | 177 | 177 | 174 | 327 | 196 | 194 | 154 | 125 | 123 | 115 | 113 | 86 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 13 | 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 | SSE 10 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 |
| kJ | 263 | 147 | 72 | 71 | 69 | 49 | 46 | 118 | 227 | 117 | 214 | 392 | 552 | 455 | 384 | 139 | 304 | 345 | 205 | 205 | 168 | 202 | 166 | 92 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NNW 7 | NW 7 | WNW 7 | WNW 4 | W 4 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 5 | 7 | 5 | 4 | 6 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 84 | 84 | 84 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 84 | 0 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Thunders 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.
Nearest