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Surf Forecasts:
Jackals surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 6 am Thursday 21 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 11AM is: 1.0m 17s primary swell from a Southwest direction and 0.8m 11s secondary swell from a South direction (forecast issued at 06:00am May 21). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 3.5ft (1.0m) | 17s |
| Afternoon (21 May) | 3.5ft (1.1m) | 15s |
| Evening (21 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 ForecastLight rain (total 7mm), mostly falling on Fri night. Warm (max 30°C on Thu morning, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
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 | SSW 16 | SW 15 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | |
557 | 631 | 555 | 542 | 606 | 542 | 724 | 773 | 773 | 631 | 598 | 528 | 520 | 685 | 685 | 382 | 763 | 551 | 631 | 564 | 556 | 564 | 581 | 581 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | glassy | on | on | on | on | on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:56AM0.62m | 10:35PM0.28m | 10:53AM0.56m | 11:57PM0.29m | 11:58AM0.51m | |||||||||||||||||||
Low Tide | 2:52AM0.07m | 5:15PM0.07m | 3:42AM0.13m | 6:23PM0.11m | 4:51AM0.19m | 7:34PM0.13m | ||||||||||||||||||
 |  | | | | |  | | |  |  | | |  |  | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | 6:24 |
 | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:38 | — | — | 6:38 |
1 | — | — | — | — | 1 | — | — | — | 1 | — | — | — | — | — | 4 | 1 | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 28 | 30 | 30 | 28 | 28 | 27 | 27 | 27 | 28 | 30 | 30 | 28 | 28 | 27 | 27 | 26 | 28 | 29 | 30 | 28 | 27 | 27 |
31 | 31 | 32 | 33 | 33 | 32 | 33 | 31 | 31 | 32 | 32 | 34 | 33 | 32 | 32 | 30 | 30 | 29 | 31 | 33 | 32 | 31 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 16 | SW 15 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
 kJ | 557 | 631 | 555 | 542 | 606 | 542 | 724 | 773 | 773 | 631 | 598 | 528 | 520 | 685 | 685 | 382 | 763 | 551 | 631 | 564 | 556 | 564 | 581 | 581 |
Swell 2 Height (m) Direction Period (s) | W 6 | S 12 | S 12 | S 11 | S 11 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 8 | W 8 | W 8 | W 8 | SW 14 | W 8 | W 8 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 41 | 217 | 210 | 154 | 146 | 59 | 61 | 62 | 64 | 66 | 70 | 95 | 98 | 98 | 100 | 308 | 105 | 108 | 108 | 108 | 112 | 115 | 118 | 118 |
Swell 3 Height (m) Direction Period (s) | S 12 | — | SW 14 | W 6 | W 7 | S 11 | S 11 | S 11 | S 9 | S 9 | S 9 | S 9 | S 10 | S 9 | S 9 | W 8 | S 9 | SW 13 | S 9 | S 9 | S 8 | S 8 | S 8 | S 7 |
| kJ | 134 | — | 245 | 41 | 56 | 143 | 143 | 143 | 87 | 61 | 64 | 87 | 65 | 63 | 61 | 103 | 36 | 138 | 39 | 39 | 35 | 34 | 34 | 27 |
Wind waves Height (m) Direction Period (s) | WNW 7 | W 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 34 | 39 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 266 | 221 | 266 | 266 | 266 | 221 | 221 | 137 | 130 | 221 | 0 | 130 | 130 | 130 | 130 | 137 | 221 | 12 | 12 | 266 | 266 | 266 | 267 | 266 |
Best forecast wave conditions in Simeulue Island | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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