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Treasure Island surfForecast / Banyak Islands / Indonesia
48hr Weather and Surf, issued 6 am Wednesday 16 Jul 2025 WIB
How big are the waves at Treasure Island today?
The current surf forecast for Treasure Island at 7AM is: 1.2m 10s primary swell from a West direction and 0.8m 13s secondary swell from a South-southwest direction, 0.4m 4s secondary swell from a Northwest direction (forecast issued at 06:00am July 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jul) | 3ft (0.9m) | 13s |
| Afternoon (16 Jul) | 3ft (0.9m) | 13s |
| Evening (16 Jul) | 3ft (0.9m) | 12s |
Table - waves today at Treasure Island. (Swell directed towards the surf break)
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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) (?) | 10 | 10 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 20 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 15 | 16 | 15 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 18 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 493 | 506 | 556 | 499 | 456 | 479 | 495 | 480 | 489 | 471 | 483 | 554 | 523 | 487 | 474 | 692 | 866 | 1216 | 1029 | 957 | 1086 | 1145 | 1127 | 1082 | 1000 | 927 | 929 | 940 | 934 | 859 | 835 | 859 | 721 | 762 | 713 | 903 | 865 | 971 | 882 | 869 | 798 | 761 | 720 | 658 | 672 | 605 | 593 | 596 | 476 | 474 | 508 | 417 | 441 | 312 | 339 | 339 | 469 | 475 | 417 | 309 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | glass | glass | cross- on | cross | glass | off | cross- off | glass | glass | glass | glass | glass | cross- off | cross- off | cross- off | off | off | glass | glass | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | glass | glass | cross | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | cross- on | cross | cross- off |
High Tide / height (m) | 9:37AM 0.71 | 10:26PM 0.58 | 10:17AM 0.63 | 11:20PM 0.59 | 11:03AM 0.54 | 12:23AM 0.60 | 12:02PM 0.45 | 1:37AM 0.62 | 1:26PM 0.38 | 2:54AM 0.65 | 3:06PM 0.34 | 4:04AM 0.69 | 4:29PM 0.35 | 5:02AM 0.74 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 3:09AM 0.16 | 4:06PM 0.08 | 4:01AM 0.21 | 4:41PM 0.09 | 5:07AM 0.25 | 5:23PM 0.11 | 6:40AM 0.27 | 6:13PM 0.13 | 8:43AM 0.26 | 7:20PM 0.14 | 10:23AM 0.20 | 8:38PM 0.13 | 11:27AM 0.14 | 9:52PM 0.11 | 12:15PM 0.09 | |||||||||||||||||||||||||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - |
| Sunset | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - |
 |  | |  | |  |  |  | | |  |  | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | 1 | 2 | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | 3 | 4 | 3 | 1 | 2 | 3 | 3 | 3 | 4 | 3 | 2 | 3 | 3 | - | 1 | - | - | 2 | - | - | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - |
| Temp. °C | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 |
| Feels °C (?) | 28 | 29 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 31 | 33 | 31 | 31 | 32 | 31 | 31 | 31 | 32 | 32 | 31 | 30 | 31 | 32 | 31 | 31 | 32 | 31 | 31 | 30 | 29 | 31 | 31 | 31 | 30 | 31 | 31 | 31 | 30 | 31 | 31 | 30 | 28 | 27 | 28 | 28 | 28 | 31 | 29 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 31 |
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Break
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 Banyak Islands
Continuing clean conditions at Treasure Island (calm at KualanamuMedan 238 km from Treasure Island). 0.8m 9s swell from the W with a 0.8m 9s swell from the W and a 0.6m 13s groundswell from the SSW as well as a 0.3m 18s long period groundswell from the S. Swells combining to make to make bigger set waves.
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