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Surf Forecasts:
Jackals surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 12 am Wednesday 20 May 2026 WIBForecast update in hr min s Forecast update imminent
Jackals surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jackals sea temperature is
30.2° C
(Which is normal for this time of year)How big are the waves at Jackals today?
The current surf forecast for Jackals at 5AM is: 1.0m 16s primary swell from a Southwest direction and 1.1m 13s secondary swell from a South direction, 0.7m 7s secondary swell from a West direction (forecast issued at 12:00am May 20). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 3.5ft (1.0m) | 16s |
| Afternoon (20 May) | 3.5ft (1.1m) | 16s |
| Evening (20 May) | 3.5ft (1.1m) | 15s |
Table - waves today at Jackals. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Tue night. Warm (max 30°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 17 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | |
659 | 504 | 492 | 468 | 619 | 611 | 595 | 657 | 565 | 557 | 631 | 555 | 542 | 606 | 535 | 724 | 773 | 692 | 631 | 598 | 528 | 520 | 685 | 685 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | |
High Tide | 9:05AM0.66m | 9:33PM0.30m | 9:56AM0.62m | 10:35PM0.28m | 10:53AM0.56m | |||||||||||||||||||
Low Tide | 2:09AM0.03m | 4:13PM0.04m | 2:52AM0.07m | 5:15PM0.07m | 3:42AM0.13m | 6:23PM0.11m | ||||||||||||||||||
 | |  | |  | | | | | | | | | |  | | | | | | | | | | |
 | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — |
3 | 1 | 2 | 1 | — | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | 2 | 2 | 1 | 1 | — | 1 | 1 | 1 | |
Temp °C | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 30 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 29 | 29 | 27 | 27 |
30 | 31 | 31 | 32 | 33 | 32 | 32 | 31 | 31 | 31 | 31 | 32 | 34 | 32 | 32 | 30 | 31 | 30 | 30 | 32 | 32 | 32 | 29 | 31 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 12 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 17 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 |
 kJ | 395 | 395 | 377 | 347 | 619 | 611 | 595 | 657 | 565 | 557 | 631 | 555 | 542 | 606 | 535 | 724 | 773 | 692 | 631 | 598 | 528 | 520 | 685 | 685 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | S 12 | S 12 | S 12 | S 9 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | WNW 7 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | 659 | 504 | 492 | 468 | 336 | 330 | 273 | 81 | 134 | 134 | 217 | 209 | 191 | 146 | 143 | 143 | 71 | 72 | 95 | 98 | 127 | 133 | 133 | 140 |
Swell 3 Height (m) Direction Period (s) | — | — | W 7 | W 7 | W 7 | W 7 | W 7 | S 12 | S 9 | S 9 | W 7 | SW 14 | W 7 | W 7 | W 7 | — | S 11 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | — | — | 36 | 34 | 23 | 24 | 24 | 136 | 78 | 78 | 32 | 245 | 32 | 33 | 34 | — | 143 | 87 | 85 | 64 | 87 | 64 | 63 | 61 |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | — | — | — | — | — | W 7 | W 7 | W 7 | — | — | — | — | — | WNW 7 | W 7 | — | — | — | — | — | — | — |
| kJ | 52 | 52 | — | — | — | — | — | 23 | 33 | 23 | — | — | — | — | — | 51 | 38 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 221 | 221 | 221 | 221 | 130 | 266 | 266 | 221 | 221 | 221 | 12 | 12 | 131 | 266 | 221 | 137 | 130 | 12 | 221 | 221 | 267 | 274 | 266 | 221 |
Best forecast wave conditions in Simeulue Island | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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