Surf Forecasts:
How big are the waves at Thunders today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 6ft (1.9m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 6ft (1.8m), 15s period with SW swell.
- Evening surf: Evening surf (15 Sep, local time) - 5.5ft (1.7m), 14s period with SSW swell.
The current surf forecast for Thunders at 4AM is: 1.9m 15s primary swell from a Southwest direction and 1.2m 7s secondary swell from a South-southeast direction (forecast issued at 06:00pm September 14). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 6ft (1.9m) | 15s |
| Afternoon (15 Sep) | 6ft (1.8m) | 15s |
| Evening (15 Sep) | 5.5ft (1.7m) | 14s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue morning, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||
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 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 2119 | 1982 | 1931 | 1907 | 1708 | 1571 | 1529 | 1377 | 1358 | 1261 | 1142 | 1142 | 1072 | 1072 | 1072 | 1191 | 1191 | 1191 | 1191 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:04PM0.97m | 8:11AM0.72m | 8:36PM0.94m | 8:40AM0.64m | 9:09PM0.88m | ||||||||||||||
Low Tide | 1:33PM0.04m | 2:19AM0.10m | 1:57PM0.06m | 2:55AM0.15m | 2:22PM0.09m | ||||||||||||||
 |  | | |  | | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 28 | 27 | 27 | 26 | 26 |
Feels °C | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 27 | 25 | 26 | 25 | 26 | 27 | 26 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SSW 15 | SSW 15 | SW 15 | SW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 2119 | 1982 | 1931 | 1907 | 1708 | 1571 | 1529 | 1377 | 1358 | 1261 | 1142 | 1142 | 1072 | 1072 | 1072 | 1191 | 1191 | 1191 | 1191 |
Swell 2 Height (m) Direction Period (s) | W 16 | W 16 | W 16 | W 16 | SSE 7 | SSE 7 | W 16 | W 16 | W 15 | W 15 | SSW 21 | SSW 21 | SSW 21 | SW 20 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 |
| kJ | 21 | 20 | 20 | 20 | 143 | 125 | 19 | 5 | 4 | 4 | 45 | 45 | 44 | 100 | 133 | 184 | 179 | 260 | 255 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 14 | W 16 | W 16 | S 24 | SW 24 | SW 24 | SW 22 | W 15 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | — | — | — | 4 | 20 | 20 | 11 | 22 | 22 | 19 | 4 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 5 |
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 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 181 | 181 | 143 | 139 | — | — | 125 | 101 | 121 | 153 | 168 | 168 | 183 | 164 | 202 | 202 | 155 | 140 | 147 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 485 | 233 | 233 | 9 | 3 | 3 | 3 | 62 | 538 | 476 | 168 | 168 | 233 | 233 | 168 | 168 | 504 | 475 | 168 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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