Surf Forecasts:
How big are the waves at Thunders today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 8ft (2.5m), 16s period with S swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 8ft (2.4m), 15s period with S swell.
- Evening surf: Evening surf (14 Aug, local time) - 7ft (2.2m), 15s period with S swell.
The current surf forecast for Thunders at 8AM is: 2.5m 16s primary swell from a South direction and 0.3m 22s secondary swell from a South-southwest direction, 1.4m 10s secondary swell from a South-southeast direction (forecast issued at 12:00am August 14). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 8ft (2.5m) | 16s |
| Afternoon (14 Aug) | 8ft (2.4m) | 15s |
| Evening (14 Aug) | 7ft (2.2m) | 15s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sat morning. Warm (max 28°C on Fri morning, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2761 | 2259 | 3314 | 3026 | 2718 | 2546 | 2246 | 1999 | 1608 | 1411 | 1348 | 1158 | 865 | 737 | 643 | 1566 | 1586 | 1379 | 1145 | 1195 | 915 | 808 | 944 | 931 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | on | on | cross-on | on | cross-on | cross-off | cross-off | glassy | on | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:54AM1.05m | 7:26PM0.83m | 7:33AM1.00m | 8:05PM0.88m | 8:09AM0.92m | 8:43PM0.90m | ||||||||||||||||||
Low Tide | 00:27AM0.08m | 1:24PM-0.00m | 1:14AM0.08m | 1:53PM0.01m | 1:59AM0.10m | 2:21PM0.03m | ||||||||||||||||||
 | |  | | |  |  | | | | | | | | | |  | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | — | — | — | 1 | 1 | 1 | 2 | 3 | 3 | 4 | 1 | — | — | — | — | — | — | — | — | 1 | 2 | 2 |
Temp °C | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 28 | 28 | 27 | 26 | 26 |
Feels °C | 28 | 28 | 28 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 30 | 30 | 28 | 29 | 29 | 28 | 28 | 32 | 31 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 |
| kJ | 2761 | 2259 | 3314 | 3026 | 2718 | 2546 | 2246 | 1999 | 1608 | 1411 | 1348 | 1158 | 865 | 737 | 643 | 1566 | 1586 | 1379 | 1145 | 1195 | 915 | 808 | 944 | 931 |
Swell 2 Height (m) Direction Period (s) | SSW 23 | SSW 22 | SSW 22 | SSW 22 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | S 19 | SSW 17 | S 18 | S 18 | S 17 | S 16 | S 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | WNW 9 | WNW 9 |
| kJ | 51 | 91 | 91 | 91 | 176 | 304 | 301 | 395 | 446 | 950 | 408 | 504 | 559 | 651 | 533 | 299 | 236 | 191 | 227 | 137 | 178 | 209 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | SSW 23 | WNW 11 | WNW 11 | SW 18 | WNW 11 | WNW 11 | WNW 11 | SW 16 | SW 16 | WNW 11 | SW 17 | SW 17 | SW 17 | SW 15 | SW 15 | WNW 10 | NW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | SW 26 | SW 26 |
| kJ | 50 | 12 | 12 | 51 | 12 | 13 | 13 | 203 | 206 | 12 | 358 | 358 | 346 | 284 | 326 | 21 | 26 | 19 | 19 | 18 | 17 | 17 | 26 | 26 |
Wind waves Height (m) Direction Period (s) | S 11 | S 11 | SSE 10 | — | — | — | — | — | — | — | — | — | N 6 | — | — | — | — | — | — | — | — | — | — | SE 8 |
| kJ | 516 | 516 | 334 | — | — | — | — | — | — | — | — | — | 30 | — | — | — | — | — | — | — | — | — | — | 46 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 173 | 173 | 62 | 62 | 62 | 62 | 62 | 9 | 3 | 3 | 0 | 0 | 0 | 3 | 3 | 3 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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