Surf Forecasts:
How big are the waves at Thunders today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 4.5ft (1.4m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4.5ft (1.4m), 15s period with SW swell.
- Evening surf: Evening surf (17 Jul, local time) - 4.5ft (1.3m), 15s period with SW swell.
The current surf forecast for Thunders at 11AM is: 1.4m 15s primary swell from a Southwest direction and 0.3m 9s secondary swell from a West-northwest direction, 1.1m 7s secondary swell from a South-southeast direction (forecast issued at 06:00am July 17). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 4.5ft (1.4m) | 16s |
| Afternoon (17 Jul) | 4.5ft (1.4m) | 15s |
| Evening (17 Jul) | 4.5ft (1.3m) | 15s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 89mm), heaviest during Sun afternoon. Warm (max 28°C on Fri morning, min 25°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
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) | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 18 | SSW 19 | SSW 17 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 894 | 906 | 871 | 795 | 784 | 795 | 695 | 676 | 667 | 667 | 667 | 597 | 573 | 540 | 532 | 525 | 517 | 581 | 458 | 451 | 516 | 1097 | 1036 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy |
High Tide | 7:55AM1.07m | 8:33PM0.75m | 8:37AM0.99m | 9:18PM0.79m | 9:16AM0.89m | ||||||||||||||||||
Low Tide | 1:19AM0.08m | 2:32PM0.01m | 2:10AM0.12m | 3:06PM0.03m | 3:01AM0.18m | 3:38PM0.07m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | |  | | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | 3 | 3 | 1 | 1 | 1 | 1 | 4 | 3 | 5 | 4 | 2 | 1 | 2 | 3 | 1 | 3 | 1 | 2 | 7 | 9 | 26 | 4 | 1 |
Temp °C | 27 | 26 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 25 | 25 | 26 | 26 |
Feels °C | 29 | 28 | 30 | 31 | 31 | 30 | 30 | 30 | 29 | 29 | 29 | 31 | 31 | 31 | 30 | 29 | 29 | 27 | 28 | 26 | 27 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 19 | SSW 17 |
| kJ | 894 | 906 | 871 | 795 | 784 | 795 | 695 | 676 | 667 | 667 | 667 | 597 | 573 | 540 | 532 | 525 | 517 | 581 | 458 | 451 | 458 | 1097 | 1036 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSE 7 | SSE 7 | WNW 8 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SW 13 | SSW 13 |
| kJ | 26 | 26 | 26 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 136 | 111 | 13 | 96 | 96 | 91 | 91 | 91 | 91 | 84 | 388 | 277 |
Swell 3 Height (m) Direction Period (s) | — | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 15 | W 15 | W 15 | W 15 | WNW 8 | WNW 8 | W 15 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 18 | S 18 | SSW 18 | SSE 7 | SSE 7 |
| kJ | — | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 13 | 13 | 4 | 13 | 13 | 12 | 12 | 61 | 158 | 516 | 68 | 57 |
Wind waves Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | — | SSE 7 | SSE 7 | SSE 7 | SE 7 | SE 7 | — | SE 7 | — | NNW 5 | NW 6 | NW 6 |
| kJ | 124 | 117 | 123 | 113 | 108 | 108 | 113 | 110 | 110 | 110 | 138 | — | 163 | 115 | 155 | 143 | 139 | — | 139 | — | 15 | 46 | 59 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 3 | 3 | 32 | 9 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 84 | 538 | 233 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||||
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