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 7AM is: 0.9m 16s primary swell from a South-southwest direction and 0.7m 13s secondary swell from a Southwest direction, 1.2m 7s secondary swell from a South-southeast direction (forecast issued at 12:00am September 30). The wind direction is predicted to be 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 56mm), heaviest during Fri morning. Warm (max 28°C on Wed morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||||
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 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 364 | 339 | 452 | 798 | 808 | 798 | 674 | 649 | 624 | 657 | 640 | 640 | 730 | 770 | 822 | 957 | 945 | 921 | 897 | 886 | 988 | 975 | 851 | 829 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | on | cross-on | on | cross-on | on | 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 | 7:49AM0.72m | 8:13PM1.03m | 8:27AM0.64m | 8:56PM1.00m | 9:09AM0.56m | 9:47PM0.93m | ||||||||||||||||||
Low Tide | 2:01AM0.04m | 1:35PM0.02m | 2:45AM0.07m | 2:07PM0.05m | 3:36AM0.13m | 2:44PM0.10m | ||||||||||||||||||
 |  |  | | | |  | | | | | |  | | | | | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | 3 | 2 | 5 | 4 | 1 | 2 | 5 | 4 | 1 | 1 | — | 2 | 1 | — | 2 | 3 | 1 | 3 | 7 | 6 | 2 | 6 |
Temp °C | 27 | 26 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 29 | 27 | 30 | 31 | 31 | 31 | 31 | 29 | 29 | 28 | 29 | 29 | 30 | 29 | 29 | 30 | 29 | 29 | 28 | 29 | 30 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 273 | 222 | 452 | 798 | 808 | 798 | 674 | 649 | 624 | 657 | 640 | 640 | 730 | 770 | 822 | 957 | 945 | 921 | 897 | 886 | 988 | 975 | 851 | 829 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 16 | SW 13 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | WNW 7 | SSE 12 | WNW 7 | SSE 13 | WNW 7 | WNW 7 | WNW 7 | S 8 | NW 7 | NW 7 | S 9 | S 8 |
| kJ | 364 | 339 | 167 | 61 | 314 | 250 | 260 | 75 | 75 | 74 | 71 | 70 | 5 | 14 | 5 | 16 | 5 | 5 | 5 | 23 | 2 | 2 | 39 | 37 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | NW 8 | NW 8 | NW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | SSE 12 | WNW 7 | W 16 | SSE 11 | W 16 | W 16 | W 16 | NW 7 | W 16 | W 15 | NW 7 | S 20 |
| kJ | 63 | 87 | 85 | 2 | 2 | 2 | 2 | 6 | 6 | 6 | 5 | 5 | 15 | 5 | 5 | 12 | 5 | 5 | 5 | 2 | 5 | 4 | 2 | 32 |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 |
| kJ | 127 | 131 | 131 | 111 | 88 | 88 | 90 | 96 | 111 | 117 | 121 | 124 | 149 | 125 | 202 | 169 | 173 | 181 | 201 | 166 | 201 | 163 | 159 | 149 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 233 | 62 | 62 | 3 | 3 | 538 | 84 | 233 | 3 | 3 | 31 | 9 | 3 | 32 | 32 | 32 | 3 | 3 | 3 | 32 | 3 | 3 | 3 | 3 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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