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) - 3ft (0.9m), 18s 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 11AM is: 1.2m 13s primary swell from a South-southwest direction and 0.9m 7s secondary swell from a South-southeast direction (forecast issued at 06:00am July 19). 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) | 3ft (0.9m) | 18s |
| Evening (19 Jul) | 4.5ft (1.4m) | 18s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Mon morning. Warm (max 29°C on Tue afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
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 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 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 517 | 581 | 458 | 451 | 516 | 1097 | 1048 | 1831 | 2030 | 2189 | 1991 | 1872 | 1849 | 1826 | 1780 | 1511 | 1220 | 1204 | 1061 | 930 | 917 | 735 | 604 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | glassy | glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:16AM0.89m | 10:04PM0.81m | 9:55AM0.77m | 10:50PM0.81m | 10:33AM0.66m | ||||||||||||||||||
Low Tide | 3:01AM0.18m | 3:38PM0.07m | 3:52AM0.24m | 4:08PM0.11m | 4:48AM0.30m | 4:37PM0.15m | |||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | |  |  | | |
 | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | — | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 5 | 2 | 2 | 3 | 2 | 3 | 3 | 2 | 1 | 1 | — | — | — |
Temp °C | 26 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 29 | 27 | 28 |
Feels °C | 29 | 29 | 32 | 33 | 32 | 30 | 30 | 29 | 29 | 29 | 30 | 31 | 30 | 28 | 29 | 27 | 27 | 28 | 28 | 28 | 29 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 517 | 581 | 458 | 451 | 458 | 1097 | 1048 | 1831 | 2030 | 2189 | 1991 | 1872 | 1849 | 1826 | 1780 | 1511 | 1220 | 1204 | 1061 | 930 | 917 | 735 | 604 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSW 18 | SW 13 | SSW 13 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | WNW 11 | WNW 11 | SSW 18 |
| kJ | 70 | 70 | 70 | 70 | 516 | 388 | 277 | 62 | 79 | 81 | 111 | 111 | 127 | 105 | 120 | 6 | 6 | 6 | 5 | 11 | 23 | 23 | 63 |
Swell 3 Height (m) Direction Period (s) | WNW 8 | WNW 8 | SSW 18 | S 18 | SSE 7 | SSE 7 | SSE 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | — | W 10 | NW 10 | W 11 | SSW 20 | SSW 20 | SSW 19 | WNW 8 |
| kJ | 12 | 12 | 61 | 158 | 70 | 70 | 61 | 11 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | — | 2 | 4 | 2 | 37 | 37 | 35 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SE 7 | SE 7 | — | SE 7 | — | — | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | — | — | — | — | — | — | — | — | — | 156 | 193 | — | 206 | — | — | 99 | 99 | 117 | 138 | 134 | 125 | 129 | 132 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 3 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 32 | 62 | 62 | 62 | 32 | 32 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||||
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