Surf Forecasts:
How big are the waves at Thunders today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 4ft (1.2m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 4ft (1.2m), 13s period with SSW swell.
- Evening surf: Evening surf (19 Jul, local time) - 4.5ft (1.4m), 18s period with SSW swell.
The current surf forecast for Thunders at 2AM is: 1.2m 13s primary swell from a Southwest direction and 1.0m 7s secondary swell from a South-southeast direction, 1.2m 7s secondary swell from a Southeast direction (forecast issued at 06:00pm July 18). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 4ft (1.2m) | 13s |
| Afternoon (19 Jul) | 4ft (1.2m) | 13s |
| Evening (19 Jul) | 4.5ft (1.4m) | 18s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 49mm), heaviest during Sun afternoon. Warm (max 27°C on Sat night, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||
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 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 18 | SSW 19 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 573 | 540 | 532 | 525 | 517 | 581 | 458 | 451 | 516 | 1097 | 1036 | 1831 | 2030 | 2189 | 1991 | 1872 | 1849 | 1826 | 1780 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross | cross-off | cross-off | glassy | glassy | cross-off | cross-off | cross | cross | glassy | glassy | glassy | on | on | cross-on | cross |
High Tide | 9:18PM0.79m | 9:16AM0.89m | 10:04PM0.81m | 9:55AM0.77m | |||||||||||||||
Low Tide | 3:06PM0.03m | 3:01AM0.18m | 3:38PM0.07m | 3:52AM0.24m | 4:08PM0.11m | ||||||||||||||
 |  |  | | |  | | | | |  | | |  | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | 1 | — | 2 | 2 | 1 | 1 | 3 | 4 | 2 | 7 | 7 | 3 | 1 | — | — | 1 | 1 | 2 | 2 |
Temp °C | 26 | 26 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 30 | 30 | 31 | 30 | 30 | 30 | 31 | 32 | 31 | 28 | 27 | 27 | 28 | 30 | 31 | 30 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 19 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 573 | 540 | 532 | 525 | 517 | 581 | 458 | 451 | 458 | 1097 | 1036 | 1831 | 2030 | 2189 | 1991 | 1872 | 1849 | 1826 | 1780 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 18 | SSW 18 | SW 13 | S 7 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 |
| kJ | 115 | 99 | 99 | 79 | 91 | 91 | 91 | 158 | 516 | 388 | 106 | 114 | 99 | 110 | 110 | 110 | 88 | 84 | 81 |
Swell 3 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSW 18 | SSW 21 | WNW 8 | WNW 8 | SSW 13 | NW 7 | NW 7 | NW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 13 | 13 | 13 | 12 | 12 | 12 | 61 | 144 | 11 | 11 | 277 | 14 | 14 | 14 | 11 | 11 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 7 | SSE 7 | — | SSE 7 | SSE 7 | SSE 7 | SSE 7 | — | — | — | — | SSE 8 | SE 8 | SE 7 | SE 7 | SE 7 |
| kJ | — | — | — | 143 | 159 | — | 159 | 108 | 91 | 105 | — | — | — | — | 198 | 186 | 160 | 136 | 136 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 3 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 475 | 84 | 84 | 0 | 0 | 0 | 84 | 84 | 3 | 3 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
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