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Surf Forecasts:
Jackals surfForecast / Simeulue Island / Indonesia
48hr Weather and Surf, issued 6 pm Thursday 18 Sep 2025 WIB
How big are the waves at Jackals today?
The current surf forecast for Jackals at 8PM is: 1.5m 13s primary swell from a South-southwest direction and 0.4m 7s secondary swell from a West direction (forecast issued at 06:00pm September 18). The wind direction is predicted to be onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 5ft (1.6m) | 14s |
| Evening (18 Sep) | 5ft (1.5m) | 13s |
Table - waves today at Jackals. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 769 | 746 | 735 | 735 | 651 | 661 | 651 | 670 | 476 | 461 | 504 | 590 | 564 | 1467 | 1514 | 1532 | 1496 | 1107 | 1030 | 993 | 981 | 969 | 957 | 945 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | glass | cross- on | on | on | on | on | cross- on | cross- on | cross | cross- on | on | on | on | cross- on | cross- on | cross- on | glass | cross | cross- on |
High Tide / height (m) | 5:43PM 0.33 | 5:29AM 0.55 | 6:09PM 0.39 | 6:05AM 0.57 | 6:34PM 0.46 | 6:36AM 0.58 | ||||||||||||||||||
Low Tide / height (m) | 11:03PM 0.14 | 12:20PM 0.06 | 11:50PM 0.11 | 12:43PM 0.04 | 12:28AM 0.08 | |||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - |
| Sunset | 6:32 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - |
 |  |  | | | |  | | | | | | | | | | | |  | |  | | |  | |
Rain (mm) | 1 | - | 2 | 3 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 27 | 26 | 26 | 26 | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 29 |
| Feels °C (?) | 31 | 30 | 29 | 30 | 30 | 30 | 31 | 31 | 31 | 30 | 31 | 30 | 30 | 30 | 32 | 33 | 31 | 30 | 31 | 30 | 30 | 31 | 32 | 33 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Simeulue Island
The wind is still cross-off at Jackals (light winds from the NE at Medan/Polonia Airport 298 km from Jackals). 1.3m 13s groundswell from the SSW with a 0.4m 9s swell from the S and a 0.3m 7s swell from the W. 3 swells combining to make bigger set waves.
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