Surf Forecasts:
How big are the waves at Mandiri today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 4.5ft (1.4m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 4.5ft (1.4m), 15s period with SW swell.
- Evening surf: Evening surf (21 Jun, local time) - 4.5ft (1.4m), 14s period with SW swell.
The current surf forecast for Mandiri at 12AM is: 1.4m 15s primary swell from a Southwest direction and 0.9m 9s secondary swell from a South-southeast direction (forecast issued at 06:00pm June 20). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 4.5ft (1.4m) | 15s |
| Afternoon (21 Jun) | 4.5ft (1.4m) | 15s |
| Evening (21 Jun) | 4.5ft (1.4m) | 14s |
Table - waves today at Mandiri. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Sun afternoon. Warm (max 29°C on Sun morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tue 23 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 883 | 927 | 891 | 868 | 844 | 844 | 844 | 844 | 844 | 833 | 821 | 890 | 877 | 621 | 681 | 907 | 893 | 1239 | 1224 | 1178 | 1088 | 881 | 881 | 881 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | off | off | off | glassy | cross-on | cross-on | cross-off | cross-off | off | off | glassy | glassy | on | on | glassy | glassy | off | off | off | glassy | on |
High Tide | 11:25PM0.88m | 11:12AM0.97m | 00:19AM0.91m | 12:03PM0.84m | 1:14AM0.94m | 1:00PM0.72m | ||||||||||||||||||
Low Tide | 5:07PM0.11m | 5:04AM0.35m | 5:46PM0.17m | 6:16AM0.40m | 6:23PM0.23m | 7:40AM0.43m | ||||||||||||||||||
 |  | |  | |  | | | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 6:00 |
mm | 1 | 1 | 1 | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | 1 | 1 | — | — | — | — | — |
Temp °C | 28 | 27 | 26 | 25 | 25 | 25 | 29 | 29 | 29 | 26 | 26 | 25 | 25 | 25 | 28 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 28 | 29 |
Feels °C | 32 | 32 | 30 | 28 | 28 | 28 | 33 | 32 | 33 | 30 | 30 | 29 | 29 | 29 | 32 | 32 | 32 | 32 | 30 | 29 | 29 | 29 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 883 | 927 | 891 | 868 | 844 | 844 | 844 | 844 | 844 | 833 | 821 | 890 | 877 | 621 | 681 | 907 | 893 | 1239 | 1224 | 1178 | 1088 | 881 | 881 | 881 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSW 17 | SSW 18 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 5 | SSE 8 |
| kJ | 173 | 169 | 138 | 146 | 143 | 113 | 111 | 106 | 103 | 101 | 99 | 72 | 72 | 386 | 390 | 54 | 55 | 55 | 54 | 53 | 53 | 38 | 8 | 39 |
Swell 3 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | SSE 8 | SSE 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 8 | WNW 8 | SE 8 | WNW 8 |
| kJ | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 72 | 54 | 7 | 6 | 13 | 14 | 15 | 14 | 13 | 17 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSE 8 | SSE 8 | SSE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 173 | 169 | 165 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 56 | 0 | 0 | 0 | 0 | 0 | 0 | 484 | 56 | 0 | 0 | 0 | 0 | 0 | 0 | 56 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 98 |
Best forecast wave conditions in Indonesia - Sumatra - Mainland | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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