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Karang Nyimbor Surf Forecast
/ Sumatra – Mainland (12 surf breaks) /
Surf Forecasts:
Karang Nyimbor surfForecast / Sumatra – Mainland / Indonesia
48hr Weather and Surf, issued 6 pm Wednesday 17 Sep 2025 WIB
How big are the waves at Karang Nyimbor today?
The current surf forecast for Karang Nyimbor at 8PM is: 1.9m 14s primary swell from a South-southwest direction and 0.5m 8s secondary swell from a South direction, 1.0m 7s secondary swell from a South-southeast direction (forecast issued at 06:00pm September 17). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | 6.5ft (2.0m) | 14s |
| Evening (17 Sep) | 7ft (2.1m) | 14s |
Table - waves today at Karang Nyimbor. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 15 | 14 | 17 | 17 | 18 | 18 | 16 | 17 | 17 | 17 | 17 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1578 | 1374 | 1842 | 1791 | 1657 | 1609 | 1561 | 700 | 690 | 1121 | 835 | 565 | 556 | 656 | 384 | 351 | 377 | 413 | 1033 | 843 | 1294 | 1676 | 2465 | 1221 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- off | cross- on | glass | glass | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | glass | on | cross | glass | glass | off | off | off | glass | cross- on |
High Tide / height (m) | 4:02PM 0.54 | 3:45AM 0.95 | 5:14PM 0.65 | 4:55AM 0.97 | 5:55PM 0.77 | 5:46AM 1.00 | ||||||||||||||||||
Low Tide / height (m) | 8:34PM 0.44 | 11:17AM 0.24 | 10:30PM 0.40 | 11:55AM 0.20 | 11:35PM 0.33 | 12:25PM 0.17 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - |
| Sunset | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - |
 |  | |  |  |  |  | | | |  | |  |  | | | | | | | | | | | |
Rain (mm) | 4 | 3 | 5 | 9 | 2 | - | - | - | 1 | 1 | - | 1 | 1 | 1 | - | 1 | 3 | 3 | 2 | 2 | 1 | 1 | - | 1 |
| Temp. °C | 26 | 26 | 25 | 24 | 24 | 24 | 25 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 28 | 28 |
| Feels °C (?) | 30 | 31 | 29 | 28 | 28 | 28 | 29 | 31 | 30 | 29 | 30 | 28 | 28 | 28 | 32 | 32 | 31 | 30 | 30 | 29 | 28 | 28 | 32 | 31 |
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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 Sumatra - Mainland
Continuing clean conditions at Karang Nyimbor (light winds from the NE at TanjungKarangRadinInten II 134 km from Karang Nyimbor). 1.8m 14s groundswell from the SSW with a 1.3m 7s swell from the SSE and a 0.4m 7s swell, also from the SSE. 3 swells combining so expect closeout sets.
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