
Surf Forecasts:
How big are the waves at Thunders today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 4ft (1.2m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 4.5ft (1.3m), 16s period with SSW swell.
- Evening surf: Evening surf (30 Sep, local time) - 4ft (1.2m), 16s period with SSW swell.
The current surf forecast for Thunders at 2AM is: 0.8m 17s primary swell from a South-southwest direction and 0.9m 13s secondary swell from a South-southwest direction, 1.2m 7s secondary swell from a South-southeast direction (forecast issued at 06:00pm September 29). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 4ft (1.2m) | 16s |
| Afternoon (30 Sep) | 4.5ft (1.3m) | 16s |
| Evening (30 Sep) | 4ft (1.2m) | 16s |
Table - waves today at Thunders. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 53mm), heaviest during Wed afternoon. Warm (max 28°C on Wed morning, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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 13 | SSW 13 | SSW 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 |
Wave Graph | |||||||||||||||||||
514 | 362 | 461 | 364 | 339 | 452 | 915 | 808 | 798 | 674 | 649 | 624 | 657 | 640 | 640 | 730 | 770 | 822 | 957 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 7:35PM1.04m | 7:49AM0.72m | 8:13PM1.03m | 8:27AM0.64m | 8:56PM1.00m | ||||||||||||||
Low Tide | 1:04PM0.01m | 2:01AM0.04m | 1:35PM0.02m | 2:45AM0.07m | 2:07PM0.05m | ||||||||||||||
— | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | |
6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | |
mm | — | — | 1 | — | — | 2 | 1 | 3 | 6 | 4 | — | 6 | 5 | — | — | 3 | 1 | 1 | 2 |
Temp °C | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 26 | 25 | 25 | 27 | 27 | 27 | 27 | 26 |
Feels °C | 27 | 27 | 27 | 27 | 27 | 29 | 31 | 31 | 31 | 31 | 31 | 28 | 28 | 28 | 30 | 30 | 29 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 |
514 | 362 | 461 | 273 | 222 | 452 | 915 | 808 | 798 | 674 | 649 | 624 | 657 | 640 | 640 | 730 | 770 | 822 | 957 | |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SW 13 | NW 8 | S 10 | NW 8 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | WNW 7 | SSE 12 | S 9 | S 9 |
211 | 276 | 390 | 364 | 339 | 167 | 2 | 78 | 2 | 77 | 75 | 75 | 74 | 71 | 70 | 5 | 14 | 194 | 162 | |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | NW 8 | S 11 | S 11 | S 11 | W 14 | NW 8 | W 14 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | SSE 12 | WNW 7 | SSE 12 | SSE 13 |
49 | 97 | 2 | 63 | 87 | 85 | 4 | 2 | 4 | 2 | 6 | 6 | 6 | 5 | 5 | 15 | 5 | 27 | 16 | |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 10 | SSE 9 | SSE 7 | — |
103 | 103 | 123 | 127 | 131 | 114 | 111 | 111 | 127 | 111 | 111 | 121 | 144 | 121 | 105 | 276 | 211 | 102 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 538 | 476 | 475 | 233 | 168 | 168 | 3 | 3 | 3 | 0 | 3 | 3 | 9 | 3 | 3 | 3 | 3 | 3 | 3 |
Best forecast wave conditions in Mentawi Islands | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
Header Global | |||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)










