Surf Forecasts:
How big are the waves at Lances Left today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 5.5ft (1.7m), 19s period with SW swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 7ft (2.1m), 19s period with SW swell.
- Evening surf: Evening surf (12 Sep, local time) - 7.5ft (2.3m), 19s period with SW swell.
The current surf forecast for Lances Left at 4AM is: 1.1m 21s primary swell from a Southwest direction and 1.4m 14s secondary swell from a Southwest direction, 0.9m 9s secondary swell from a South-southeast direction (forecast issued at 12:00am September 12). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 5.5ft (1.7m) | 19s |
| Afternoon (12 Sep) | 7ft (2.1m) | 19s |
| Evening (12 Sep) | 7.5ft (2.3m) | 19s |
Table - waves today at Lances Left. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Sat afternoon. Warm (max 28°C on Sat morning, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||||||||||
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) | SW 21 | SW 21 | SW 20 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1473 | 1146 | 886 | 2118 | 2878 | 3072 | 3040 | 3890 | 3519 | 3439 | 3156 | 2810 | 2776 | 2742 | 2357 | 2028 | 1788 | 1765 | 1730 | 1822 | 1845 | 2007 | 1982 | 1956 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | on | on | on |
High Tide | 6:40AM1.02m | 7:05PM1.02m | 7:15AM0.96m | 7:39PM1.05m | 7:48AM0.88m | 8:12PM1.04m | ||||||||||||||||||
Low Tide | 00:31AM0.07m | 12:51PM0.01m | 1:11AM0.06m | 1:17PM0.01m | 1:49AM0.07m | 1:41PM0.03m | ||||||||||||||||||
 |  |  |  | | |  | | | | | | |  | | | | | |  | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | 1 | 2 | 1 | 3 | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 29 | 28 | 29 | 30 | 32 | 32 | 30 | 29 | 29 | 29 | 28 | 29 | 30 | 30 | 30 | 28 | 28 | 28 | 28 | 30 | 31 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 15 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 857 | 857 | 869 | 2118 | 2878 | 3072 | 3040 | 3890 | 3519 | 3439 | 3156 | 2810 | 2776 | 2742 | 2357 | 2028 | 1788 | 1765 | 1730 | 1822 | 1845 | 2007 | 1982 | 1956 |
Swell 2 Height (m) Direction Period (s) | SW 21 | SW 21 | SW 20 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | — | W 19 | W 19 | W 19 | W 19 | — | W 18 | W 18 | W 18 | W 18 | W 18 | W 17 | W 17 | — | — | — |
| kJ | 1473 | 1146 | 886 | 606 | 597 | 606 | 773 | 979 | — | 30 | 30 | 30 | 29 | — | 25 | 25 | 24 | 24 | 24 | 23 | 22 | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 24 | W 10 | W 10 | SSE 9 | SSE 9 | SSE 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 11 | 2 | 2 | 86 | 94 | 92 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | — | — | — | SSE 9 | SSE 9 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 7 | SSE 7 |
| kJ | 153 | 119 | 121 | — | — | — | 82 | 113 | 39 | 50 | 74 | 94 | 86 | 100 | 102 | 105 | 124 | 118 | 101 | 104 | 110 | 107 | 97 | 94 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 53 | 53 | 23 | 23 | 23 | 23 | 23 | 86 | 167 | 86 | 86 | 86 | 51 | 91 | 564 | 86 | 86 | 86 | 86 | 23 | 51 | 23 | 51 | 53 |
Best forecast wave conditions in Mentawi Islands | ||||||||||||||||||||||||
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