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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 6 pm Thursday 28 May 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
30.3° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Dark Reef today (29 May):
- Morning surf: Morning surf (29 May, local time) - 0.5ft (0.1m), 14s period with NE swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 1.5ft (0.5m), 5s period with S swell.
- Evening surf: Evening surf (29 May, local time) - 0.5ft (0.1m), 13s period with NE swell.
The current surf forecast for Dark Reef at 2AM is: 0.1m 11s primary swell from a Northeast direction (forecast issued at 06:00pm May 28). An open ocean swell of 0.9m 5s is not directed at the surf break, a second 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 (29 May) | 0.5ft (0.1m) | 14s |
| Afternoon (29 May) | 1.5ft (0.5m) | 5s |
| Evening (29 May) | 0.5ft (0.1m) | 13s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Thu night. Warm (max 32°C on Thu afternoon, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 5 | S 5 | NE 11 | NE 11 | NE 11 | NE 14 | NE 14 | NE 13 | S 5 | NE 13 | NE 13 | ENE 13 | NE 12 | NE 12 | NE 12 | NE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | |
17 | 33 | 5 | 5 | 5 | 8 | 8 | 7 | 11 | 7 | 7 | 16 | 6 | 6 | 6 | 6 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | off | off | off | glassy | cross-on | cross-on | cross | cross-on | glassy | glassy | cross-off | cross-off | cross-on | on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-on | cross-on | |
High Tide | 7:35AM1.38m | 7:53AM1.44m | 8:18AM1.49m | |||||||||||||||||||||
Low Tide | 3:32PM0.46m | 4:05PM0.31m | 4:38PM0.20m | |||||||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | 6:02 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | 6:04 |
— | 1 | — | 1 | 2 | 2 | — | 1 | — | 1 | — | 1 | — | 1 | — | — | — | 1 | 2 | 2 | 2 | 1 | — | — | |
Temp °C | 32 | 30 | 27 | 27 | 26 | 27 | 30 | 31 | 30 | 29 | 28 | 27 | 26 | 27 | 30 | 31 | 29 | 27 | 27 | 25 | 26 | 27 | 30 | 30 |
36 | 35 | 31 | 31 | 30 | 31 | 33 | 34 | 33 | 34 | 33 | 33 | 31 | 32 | 33 | 33 | 33 | 32 | 33 | 29 | 30 | 31 | 33 | 31 | |
Swell 1 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | S 6 | S 5 | S 5 | S 5 | S 5 | NE 10 | S 5 | S 5 | S 6 | S 6 | S 5 | S 5 | S 5 | S 5 | SSE 5 | S 6 | S 6 | S 6 | S 6 | S 6 | S 7 |
 kJ | 5 | 5 | 5 | 49 | 34 | 25 | 18 | 11 | 4 | 13 | 14 | 15 | 9 | 9 | 5 | 5 | 2 | 6 | 2 | 6 | 6 | 6 | 6 | 26 |
Swell 2 Height (m) Direction Period (s) | — | — | — | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 13 | NE 10 | NE 10 | ENE 13 | NE 12 | NE 10 | NE 10 | NE 10 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 |
| kJ | — | — | — | 5 | 5 | 4 | 4 | 4 | 7 | 4 | 4 | 16 | 6 | 4 | 4 | 4 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | NE 14 | NE 14 | NE 13 | — | NE 13 | NE 13 | NE 13 | NE 10 | NE 12 | NE 12 | NE 12 | SSE 5 | SSW 5 | SW 6 | — | ENE 11 | — | S 8 | — |
| kJ | — | — | — | — | — | 8 | 8 | 7 | — | 7 | 7 | 6 | 4 | 6 | 6 | 6 | 3 | 2 | 1 | — | 11 | — | 4 | — |
Wind waves Height (m) Direction Period (s) | S 5 | S 5 | S 6 | SSW 6 | SSW 5 | — | — | — | S 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | N 2 | NE 3 |
| kJ | 17 | 33 | 60 | 80 | 49 | — | — | — | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1395 | 1393 | 1289 | 1393 | 1393 | 1282 | 1282 | 1282 | 1393 | 1393 | 1393 | 1393 | 1393 | 1393 | 1393 | 1013 | 1393 | 1012 | 1012 | 1012 | 169 | 169 | 169 | 1282 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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