Surf Forecasts:
How big are the waves at Thunders today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 5.5ft (1.7m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 5ft (1.5m), 14s period with SSW swell.
- Evening surf: Evening surf (21 Jul, local time) - 4.5ft (1.4m), 14s period with SSW swell.
The current surf forecast for Thunders at 5PM is: 1.5m 14s primary swell from a South-southwest direction and 0.3m 9s secondary swell from a West-northwest direction, 1.1m 7s secondary swell from a South-southeast direction (forecast issued at 12:00pm July 21). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 5.5ft (1.7m) | 14s |
| Afternoon (21 Jul) | 5ft (1.5m) | 14s |
| Evening (21 Jul) | 4.5ft (1.4m) | 14s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue morning. Warm (max 29°C on Wed morning, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1061 | 1047 | 917 | 735 | 693 | 586 | 499 | 461 | 384 | 317 | 312 | 232 | 388 | 416 | 474 | 474 | 763 | 788 | 855 | 838 | 821 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:40PM0.79m | 11:14AM0.55m | 00:37AM0.77m | 12:11PM0.46m | |||||||||||||||||
Low Tide | 4:37PM0.15m | 5:54AM0.35m | 5:10PM0.19m | 7:26AM0.36m | 5:49PM0.22m | ||||||||||||||||
 |  | |  | |  | |  | | | | | | | | | | | | | | |
 | 6:26 | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 28 | 27 | 28 | 27 | 28 | 28 | 27 | 27 | 27 | 29 | 28 | 28 | 28 | 27 | 26 | 27 | 26 | 27 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 11 | SSW 15 | SSW 15 | SW 16 | SW 13 | SSW 13 |
| kJ | 1061 | 1047 | 917 | 735 | 693 | 586 | 499 | 461 | 384 | 317 | 312 | 224 | 241 | 131 | 123 | 89 | 85 | 142 | 88 | 45 | 70 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 9 | WNW 9 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | WNW 8 | SSW 15 | SSW 15 | SSW 14 | WNW 10 | WNW 10 | WNW 10 | SW 16 | SW 16 |
| kJ | 5 | 11 | 16 | 15 | 63 | 62 | 62 | 100 | 89 | 87 | 86 | 142 | 12 | 46 | 74 | 140 | 20 | 20 | 21 | 91 | 91 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | SSW 20 | SSW 20 | SSW 19 | WNW 8 | WNW 8 | WNW 8 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 8 | WNW 11 | SW 18 | WNW 11 | SSW 12 | WNW 7 | NW 7 | SSW 14 | WNW 11 | WNW 11 |
| kJ | 11 | 37 | 37 | 35 | 7 | 6 | 6 | 10 | 9 | 10 | 15 | 14 | 12 | 49 | 22 | 28 | 5 | 2 | 36 | 22 | 23 |
Wind waves Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
| kJ | 91 | 88 | 93 | 107 | 113 | 134 | 138 | 163 | 180 | 215 | 202 | 232 | 388 | 416 | 474 | 474 | 763 | 788 | 855 | 838 | 821 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 62 | 168 | 168 | 168 | 168 | 168 | 168 | 168 | 168 | 168 | 168 | 135 | 62 | 62 | 168 | 168 | 168 | 168 | 649 | 168 | 168 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||
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