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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 6 pm Saturday 18 Apr 2026 +07Forecast update in hr min s Forecast update imminent
Dark Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dark Reef sea temperature is
26.0° C
(Which is 2.5°C colder than average for this time of year)How big are the waves at Dark Reef today?
The current surf forecast for Dark Reef at 9PM is: 0.5m 4s primary swell from a East-southeast direction (forecast issued at 06:00pm April 18). The wind direction is predicted to be onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | - | - |
| Afternoon (18 Apr) | 1.5ft (0.5m) | 4s |
| Evening (18 Apr) | 1.5ft (0.5m) | 4s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 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) (?) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 4 | 4 | 4 | 13 | 6 | 6 | 13 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8 | 9 | 10 | 10 | 7 | 7 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 7 | 7 | 7 | 7 | 13 | 12 | 17 | 15 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | glass | on | on | on | glass | glass | off | off | off | on | on | cross- on | cross- on | cross- off | off | off | cross- off | on | cross- on |
High Tide / height (m) | 12:34AM 1.03 | 9:56AM 1.51 | 10:23AM 1.62 | 10:57AM 1.69 | ||||||||||||||||||||
Low Tide / height (m) | 5:13PM 0.24 | 3:25AM 0.97 | 6:07PM 0.09 | 7:04PM 0.01 | ||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - |
| Sunset | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - |
 |  | | |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 27 | 27 | 27 | 26 | 26 | 28 | 28 | 28 | 26 | 25 | 23 | 22 | 24 | 28 | 29 | 29 | 26 | 25 | 23 | 23 | 25 | 28 | 29 |
| Feels °C (?) | 30 | 30 | 30 | 30 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 24 | 23 | 25 | 29 | 29 | 29 | 28 | 27 | 24 | 23 | 25 | 29 | 30 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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