Surf Forecasts:
How big are the waves at Thunders today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 4ft (1.2m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 5ft (1.5m), 13s period with S swell.
- Evening surf: Evening surf (25 Sep, local time) - 4ft (1.2m), 13s period with SSW swell.
The current surf forecast for Thunders at 1PM is: 1.5m 14s primary swell from a South-southwest direction and 0.1m 26s secondary swell from a Southwest direction, 0.9m 7s secondary swell from a South-southeast direction (forecast issued at 06:00am September 25). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 4ft (1.2m) | 14s |
| Afternoon (25 Sep) | 5ft (1.5m) | 13s |
| Evening (25 Sep) | 4ft (1.2m) | 13s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat night. Warm (max 28°C on Fri morning, min 26°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 538 | 538 | 508 | 758 | 824 | 479 | 479 | 479 | 486 | 799 | 1187 | 1370 | 1827 | 2313 | 2369 | 3531 | 3705 | 3580 | 3538 | 3457 | 3016 | 2343 | 2008 |
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 | on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy |
High Tide | 5:00AM0.85m | 5:32PM0.78m | 5:33AM0.87m | 6:00PM0.88m | 6:06AM0.86m | 6:29PM0.96m | |||||||||||||||||
Low Tide | 11:21AM0.11m | 11:24PM0.16m | 11:45AM0.07m | 00:02AM0.10m | 12:10PM0.04m | ||||||||||||||||||
 |  |  |  | |  | |  | | | |  | | | |  | | | | | | | | |
 | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 1 | 3 | 3 | 1 | 1 | 2 | 3 |
Temp °C | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 28 | 28 | 29 | 30 | 30 | 29 | 29 | 28 | 27 | 27 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 30 | 30 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 25 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 15 | SSW 20 | SSW 20 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 538 | 538 | 508 | 758 | 60 | 479 | 479 | 479 | 486 | 545 | 568 | 1370 | 1827 | 2313 | 2369 | 3531 | 3705 | 3580 | 3538 | 3457 | 3016 | 2343 | 2008 |
Swell 2 Height (m) Direction Period (s) | S 16 | NW 8 | NW 8 | SW 26 | NW 7 | SSW 24 | SW 24 | SW 23 | SW 22 | SSW 21 | SSW 21 | SSW 15 | SSW 15 | S 14 | SSW 14 | SSE 7 | SSE 7 | — | W 22 | SSE 7 | W 20 | SSE 8 | SSE 8 |
| kJ | 20 | 2 | 2 | 26 | 2 | 55 | 141 | 257 | 476 | 799 | 1187 | 656 | 485 | 1077 | 530 | 89 | 89 | — | 9 | 76 | 8 | 60 | 58 |
Swell 3 Height (m) Direction Period (s) | NW 8 | W 15 | S 26 | NW 7 | W 15 | W 7 | NW 8 | NW 8 | — | — | — | S 10 | — | — | SSE 7 | — | — | — | — | — | W 20 | W 20 | W 20 |
| kJ | 2 | 4 | 13 | 2 | 4 | 1 | 3 | 3 | — | — | — | 19 | — | — | 114 | — | — | — | — | — | 8 | 7 | 8 |
Wind waves Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | S 13 | SSE 7 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 8 | SSE 7 | S 15 | SSE 7 | — | — | — | SSE 7 | — | — | — | — | — |
| kJ | 79 | 73 | 73 | 77 | 824 | 114 | 108 | 104 | 121 | 172 | 176 | 147 | 1246 | 118 | — | — | — | 89 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 551 | 538 | 475 | 475 | 233 | 233 | 168 | 168 | 138 | 62 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 0 | 0 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||||
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