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Surf Forecasts:
Thunders surfForecast / Mentawi Islands / Indonesia
48hr Weather and Surf, issued 6 am Saturday 02 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
30.1° C
(Which is normal for this time of year)How big are the waves at Thunders today?
The current surf forecast for Thunders at 2PM is: 1.2m 13s primary swell from a South-southwest direction and 0.5m 7s secondary swell from a South direction (forecast issued at 06:00am May 02). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 May) | 4.5ft (1.3m) | 13s |
| Afternoon (02 May) | 4ft (1.2m) | 13s |
| Evening (02 May) | 4ft (1.2m) | 13s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Sat night. Warm (max 29°C on Sun morning, min 26°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 2 | Sunday 3 | Monday 4 | Tue 5 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 14 | SSW 12 | SSW 13 | SSW 13 | SSW 12 | SW 12 | SSW 13 | SSW 13 | SSW 12 | S 12 | S 12 | S 12 | SW 19 | |
693 | 553 | 491 | 408 | 476 | 469 | 469 | 440 | 361 | 355 | 264 | 210 | 241 | 212 | 209 | 237 | 152 | 219 | 215 | 379 | 353 | 294 | 353 | 250 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross | cross-on | glassy | glassy | glassy | glassy | glassy | cross | cross | cross | cross-on | cross-on | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross | |
High Tide | 6:17AM0.98m | 6:38PM0.63m | 6:47AM0.98m | 7:09PM0.60m | 7:18AM0.96m | 7:41PM0.56m | ||||||||||||||||||
Low Tide | 12:51PM0.08m | 00:05AM0.10m | 1:23PM0.07m | 00:33AM0.10m | 1:56PM0.08m | |||||||||||||||||||
 |  |  | | |  |  | | |  | | | |  | | | | | | |  | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | 6:16 |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | 6:15 |
1 | — | — | — | — | — | — | 3 | 2 | 1 | — | — | 1 | — | — | 1 | 2 | — | — | — | — | — | 1 | 1 | |
Temp °C | 25 | 26 | 26 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 27 |
27 | 29 | 30 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 33 | 31 | 32 | 31 | 32 | 32 | 32 | 33 | 33 | 32 | 32 | 31 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 12 | SW 12 | SSW 13 | SSW 13 | SSW 12 | S 12 | S 12 | S 12 | SSW 12 |
 kJ | 693 | 553 | 491 | 408 | 476 | 469 | 469 | 440 | 361 | 355 | 264 | 184 | 241 | 212 | 209 | 237 | 152 | 219 | 215 | 379 | 353 | 294 | 353 | 250 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 7 | S 7 | S 7 | S 16 | S 16 | S 16 | S 16 | SSW 15 | SSW 15 | S 15 | SSW 14 | S 14 | S 13 | S 14 | S 8 | S 8 | S 8 | S 12 | S 16 | S 15 | SW 20 | SW 19 | SSE 11 |
| kJ | 25 | 28 | 27 | 26 | 134 | 132 | 131 | 177 | 228 | 225 | 155 | 210 | 132 | 176 | 179 | 46 | 64 | 63 | 178 | 45 | 70 | 134 | 236 | 93 |
Swell 3 Height (m) Direction Period (s) | W 14 | S 18 | SSW 18 | SSW 17 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | S 7 | S 8 | S 8 | S 8 | S 8 | S 14 | S 13 | S 12 | S 16 | SE 7 | SW 20 | S 15 | S 15 | SW 19 |
| kJ | 4 | 25 | 61 | 99 | 3 | 3 | 3 | 3 | 3 | 3 | 28 | 42 | 44 | 45 | 45 | 93 | 123 | 71 | 78 | 8 | 61 | 67 | 38 | 231 |
Wind waves Height (m) Direction Period (s) | — | — | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 40 | 31 | 0 | 0 | 0 | 0 | 0 | 84 | 84 | 84 | 40 | 9 | 0 | 0 | 0 | 62 | 40 | 40 | 32 | 31 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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