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Surf Forecasts:
Jackals surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 6 pm Sunday 17 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
30.5° C
(Which is slightly warmer than usual)How big are the waves at Jackals today?
The current surf forecast for Jackals at 2AM is: 0.8m 13s primary swell from a South-southwest direction and 1.0m 9s secondary swell from a West direction (forecast issued at 06:00pm May 17). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.7m) | 16s |
| Afternoon (18 May) | 3ft (0.9m) | 17s |
| Evening (18 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 ForecastModerate rain (total 18mm), heaviest on Sun night. Warm (max 30°C on Sun afternoon, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 13 | SSW 12 | SW 14 | SSW 12 | S 14 | SSW 13 | S 16 | S 17 | S 17 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | |
280 | 171 | 248 | 256 | 248 | 236 | 258 | 358 | 470 | 452 | 631 | 357 | 623 | 499 | 476 | 458 | 439 | 492 | 574 | 659 | 504 | 492 | 468 | 619 | |
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 | cross-on | cross-on | cross-on | cross-on | |
High Tide | 7:11PM0.39m | 7:33AM0.70m | 7:56PM0.36m | 8:18AM0.69m | 8:42PM0.33m | 9:05AM0.66m | ||||||||||||||||||
Low Tide | 00:52AM-0.00m | 2:27PM-0.01m | 1:30AM0.00m | 3:18PM0.00m | 2:09AM0.03m | |||||||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — |
 | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | 6:37 |
— | — | — | 2 | 1 | — | — | 2 | — | — | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | 1 | 2 | 1 | 1 | 1 | |
Temp °C | 30 | 28 | 27 | 27 | 27 | 27 | 29 | 29 | 30 | 28 | 27 | 27 | 27 | 27 | 28 | 30 | 30 | 28 | 28 | 27 | 27 | 27 | 28 | 29 |
33 | 32 | 31 | 31 | 31 | 31 | 33 | 31 | 32 | 31 | 30 | 30 | 30 | 30 | 31 | 32 | 32 | 31 | 32 | 31 | 30 | 31 | 31 | 32 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | SW 16 | S 13 | S 12 | S 12 | SW 16 |
 kJ | 188 | 155 | 155 | 152 | 145 | 138 | 109 | 109 | 108 | 452 | 631 | 357 | 623 | 499 | 476 | 458 | 439 | 420 | 407 | 659 | 395 | 371 | 347 | 619 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SW 14 | SSW 12 | S 14 | SSW 13 | S 13 | S 13 | S 17 | W 8 | SW 18 | W 8 | SW 18 | W 8 | W 8 | SW 16 | SW 16 | SW 16 | SW 16 | S 13 | SW 16 | SW 16 | SW 16 | S 12 |
| kJ | 280 | 167 | 248 | 256 | 243 | 236 | 168 | 215 | 470 | 108 | 203 | 105 | 437 | 78 | 76 | 380 | 361 | 492 | 574 | 401 | 504 | 492 | 468 | 336 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SW 15 | S 14 | SW 14 | SW 14 | SW 14 | S 16 | S 17 | S 13 | SW 13 | SW 13 | SW 18 | W 8 | SW 18 | SW 17 | W 8 | SW 20 | W 7 | W 7 | — | — | W 7 | W 7 | W 7 |
| kJ | 171 | 171 | 148 | 169 | 248 | 167 | 258 | 358 | 215 | 85 | 61 | 307 | 82 | 370 | 297 | 28 | 97 | 54 | 54 | — | — | 48 | 35 | 34 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NNW 4 | — | — | — | NW 3 | W 8 | — | — | — | — | W 8 | W 8 | — | — | W 7 | W 7 | WNW 7 | — | — |
| kJ | — | — | — | — | — | 3 | — | — | — | 6 | 105 | — | — | — | — | 74 | 72 | — | — | 52 | 51 | 40 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 266 | 12 | 12 | 12 | 221 | 12 | 12 | 221 | 221 | 221 | 221 | 221 | 221 | 221 | 221 | 266 | 267 | 266 | 221 | 221 | 221 | 221 | 221 | 221 |
Best forecast wave conditions in Simeulue Island | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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