Surf Forecasts:
How big are the waves at Thunders today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 6ft (1.9m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 7ft (2.1m), 16s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 8ft (2.5m), 19s period with SSW swell.
The current surf forecast for Thunders at 3PM is: 2.1m 16s primary swell from a South-southwest direction and 1.3m 20s secondary swell from a South-southwest direction, 0.5m 8s secondary swell from a Southwest direction (forecast issued at 06:00am August 18). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 6ft (1.9m) | 16s |
| Afternoon (18 Aug) | 7ft (2.1m) | 16s |
| Evening (18 Aug) | 8ft (2.5m) | 19s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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) | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1330 | 2507 | 1626 | 2303 | 2080 | 5385 | 5329 | 5273 | 4946 | 4933 | 5516 | 5392 | 5818 | 5685 | 5242 | 5058 | 4655 | 4402 | 4036 | 3614 | 3614 | 3222 | 2827 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:15AM0.71m | 9:58PM0.86m | 9:45AM0.60m | 10:39PM0.80m | 10:13AM0.51m | ||||||||||||||||||
Low Tide | 3:24AM0.20m | 3:11PM0.09m | 4:08AM0.25m | 3:37PM0.13m | 4:59AM0.31m | 4:04PM0.18m | |||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 30 | 28 | 30 | 29 | 30 | 29 | 29 | 28 | 27 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 28 | 30 | 30 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1330 | 2507 | 1626 | 2303 | 2080 | 5385 | 5329 | 5273 | 4946 | 4933 | 5516 | 5392 | 5818 | 5685 | 5242 | 5058 | 4655 | 4402 | 4036 | 3614 | 3614 | 3222 | 2827 |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SW 21 | SSW 20 | SW 20 | SSW 19 | S 9 | S 9 | WNW 11 | S 8 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | — | W 10 | WNW 10 | WNW 10 | WNW 10 | W 18 | WNW 10 |
| kJ | 1199 | 548 | 1484 | 918 | 1719 | 14 | 13 | 12 | 5 | 18 | 17 | 10 | 18 | 10 | 11 | 22 | — | 17 | 20 | 20 | 20 | 24 | 21 |
Swell 3 Height (m) Direction Period (s) | SW 13 | WNW 8 | WNW 8 | WNW 8 | W 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | W 18 | W 18 | SSW 22 |
| kJ | 171 | 13 | 13 | 14 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 24 | 24 | 24 | 91 |
Wind waves Height (m) Direction Period (s) | SSE 10 | — | SSE 6 | SSE 5 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 10 | SW 10 | WSW 8 | SW 8 | SW 8 | WSW 9 | SW 10 | SW 10 | SSE 5 | SSE 5 | SSE 5 | SW 10 | SSE 4 |
| kJ | 128 | — | 24 | 33 | 34 | 34 | 35 | 34 | 42 | 55 | 58 | 45 | 25 | 17 | 17 | 48 | 57 | 61 | 31 | 26 | 30 | 51 | 22 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 3 | 62 | 538 | 62 | 62 | 3 | 3 | 233 | 233 | 62 | 62 | 62 | 62 | 62 | 3 | 62 | 168 | 3 | 135 | 32 | 3 | 9 | 62 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||||
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