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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 12 am Tuesday 09 Sep 2025 +07
How big are the waves at Dark Reef today?
The current surf forecast for Dark Reef at 2AM is: 0.2m 7s primary swell from a North-northeast direction (forecast issued at 12:00am September 09). An open ocean swell of 1.0m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 1ft (0.3m) | 8s |
| Afternoon (09 Sep) | 2ft (0.6m) | 5s |
| Evening (09 Sep) | 2.5ft (0.7m) | 5s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Tuesday 09 | Wednesday 10 | Thursday 11 | ||||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 8 | 8 | 5 | 5 | 5 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 14 | 5 | 7 | 7 | 13 | 13 | 30 | 33 | 28 | 5 | 5 | 1 | 1 | 1 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | off | glass | cross- on | cross- on | cross | off | off | off | off | cross- off | glass | cross- on | glass | glass | cross- off | cross- off | cross- off | cross- off | on | on | on | on |
High Tide / height (m) | 11:38PM 0.98 | 10:24AM 1.38 | 11:34PM 1.07 | 11:27AM 1.25 | 11:39PM 1.20 | 12:38PM 1.08 | ||||||||||||||||||
Low Tide / height (m) | 3:58AM 0.79 | 5:28PM 0.48 | 5:08AM 0.64 | 5:41PM 0.65 | 6:15AM 0.50 | 5:41PM 0.79 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:31 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:46 | - |
 |  | |  |  | |  |  | |  | |  | | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | 2 | 1 | 1 | 1 | 2 | 1 | - | - | 2 | 1 | 1 | - | - | - | - | - | - | 1 |
| Temp. °C | 26 | 26 | 26 | 27 | 29 | 30 | 28 | 27 | 26 | 26 | 25 | 26 | 29 | 30 | 28 | 27 | 26 | 26 | 25 | 26 | 29 | 29 | 29 | 27 |
| Feels °C (?) | 29 | 30 | 30 | 31 | 32 | 33 | 33 | 31 | 30 | 29 | 28 | 29 | 33 | 33 | 33 | 32 | 29 | 29 | 28 | 29 | 32 | 31 | 32 | 31 |
- Map Icons:
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 Khánh Hoà
Continuing clean conditions at Dark Reef (calm at Ấp Phước Quả B wx 244 km from Dark Reef). 0.4m 6s windswell from the E with a 0.1m 6s windswell from the NE. 2 swells combining to make bigger set waves.
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