Surf Forecasts:
How big are the waves at Thunders today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 10ft (3.0m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 8ft (2.5m), 16s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 8ft (2.5m), 16s period with SSW swell.
The current surf forecast for Thunders at 4AM is: 3.0m 16s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a West direction (forecast issued at 12:00am August 20). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 10ft (3.0m) | 16s |
| Afternoon (20 Aug) | 8ft (2.5m) | 16s |
| Evening (20 Aug) | 8ft (2.5m) | 16s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Wed night. Warm (max 28°C on Thu morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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 | 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 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 5058 | 4655 | 4277 | 3786 | 3740 | 3378 | 3113 | 2924 | 2563 | 2423 | 2271 | 1648 | 1896 | 1677 | 3080 | 3197 | 2931 | 2859 | 3093 | 2722 | 2354 | 2111 | 2048 | 1851 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:39PM0.80m | 10:13AM0.51m | 11:30PM0.74m | 10:46AM0.42m | 00:41AM0.70m | 12:37PM0.36m | ||||||||||||||||||
Low Tide | 4:59AM0.31m | 4:04PM0.18m | 6:14AM0.35m | 4:37PM0.23m | 9:27AM0.35m | 5:30PM0.27m | ||||||||||||||||||
 | |  |  | | |  |  | | | | |  | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 1 | 1 | — | — | 1 |
Temp °C | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 31 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 28 | 29 | 29 | 30 | 30 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 5058 | 4655 | 4277 | 3786 | 3740 | 3378 | 3113 | 2924 | 2563 | 2423 | 2271 | 1648 | 1896 | 1677 | 3080 | 3197 | 2931 | 2859 | 3093 | 2722 | 2354 | 2111 | 2048 | 1851 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 10 | W 18 | SSW 22 | S 21 | S 20 | SSW 20 | SSW 19 | SSW 18 | SSW 18 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SSW 24 | SSW 18 |
| kJ | 28 | 28 | 31 | 19 | 19 | 19 | 24 | 91 | 225 | 384 | 634 | 1234 | 1118 | 1480 | 22 | 22 | 22 | 20 | 10 | 9 | 9 | 9 | 108 | 108 |
Swell 3 Height (m) Direction Period (s) | — | WNW 10 | — | — | W 18 | W 18 | W 18 | W 18 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | W 16 | SSW 24 | WNW 9 | SSW 23 |
| kJ | — | 18 | — | — | 24 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 55 | 8 | 104 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 10 | WSW 11 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 |
| kJ | — | — | — | — | — | — | 40 | 45 | 22 | 33 | 36 | 33 | 39 | 39 | 42 | 47 | 51 | 53 | 55 | 47 | 49 | 49 | 51 | 74 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 3 | 3 | 3 | 62 | 138 | 168 | 62 | 32 | 9 | 32 | 32 | 62 | 168 | 168 | 135 | 127 | 127 | 32 | 32 | 62 | 62 | 3 | 32 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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