- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 12 pm Tuesday 19 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
30.5° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Dark Reef today?
The current surf forecast for Dark Reef at 5PM is: 1.1m 5s primary swell from a South direction and 0.6m 9s secondary swell from a Northeast direction (forecast issued at 12:00pm May 19). The wind direction is predicted to be cross-shore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 2.5ft (0.7m) | 9s |
| Afternoon (19 May) | 2ft (0.6m) | 9s |
| Evening (19 May) | 4ft (1.2m) | 5s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Warm (max 31°C on Tue morning, min 26°C on Wed night). Winds decreasing (fresh winds from the SSE on Tue afternoon, calm by Thu night). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 9 | NE 9 | NE 9 | S 5 | S 5 | S 5 | NE 8 | NE 8 | NE 8 | NE 8 | S 5 | S 5 | S 5 | S 5 | S 5 | NE 9 | NE 9 | NE 9 | SSE 5 | SSE 5 | SSE 5 | S 4 | NE 9 | NE 9 | |
78 | 62 | 47 | 71 | 73 | 43 | 42 | 33 | 31 | 41 | 73 | 110 | 77 | 46 | 34 | 33 | 26 | 25 | 35 | 35 | 35 | 25 | 13 | 13 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | |
High Tide | 9:54AM1.79m | 10:39AM1.79m | 11:27AM1.74m | |||||||||||||||||||||
Low Tide | 7:07PM-0.15m | 8:04PM-0.10m | 9:02PM-0.01m | |||||||||||||||||||||
 |  | |  |  | | | | | |  | | | | |  | | | |  | | | | | |
 | 5:18 | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | 6:00 |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 30 | 31 | 31 | 29 | 28 | 27 | 27 | 28 | 31 | 31 | 31 | 29 | 28 | 27 | 26 | 28 | 31 | 31 | 30 | 29 | 27 | 26 | 26 | 27 |
32 | 32 | 32 | 32 | 32 | 31 | 32 | 32 | 34 | 32 | 33 | 32 | 32 | 31 | 30 | 32 | 33 | 32 | 31 | 32 | 31 | 30 | 30 | 32 | |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | SE 5 | SE 5 |
 kJ | 78 | 62 | 47 | 45 | 44 | 43 | 42 | 33 | 31 | 31 | 30 | 21 | 22 | 22 | 20 | 21 | 21 | 21 | 21 | 13 | 13 | 13 | 6 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 9 | NE 9 | NE 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | SSE 4 | S 5 | S 5 | S 5 | S 5 | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | S 5 | S 4 | S 4 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | S 4 | S 4 | S 4 |
| kJ | 17 | 24 | 43 | 71 | 73 | 43 | 32 | 22 | 22 | 41 | 73 | 110 | 77 | 46 | 34 | 33 | 26 | 25 | 35 | 35 | 35 | 25 | 12 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 425 | 471 | 699 | 911 | 0 | 0 | 0 | 13 | 455 | 911 | 699 | 699 | 0 | 0 | 13 | 13 | 455 | 1282 | 471 | 455 | 13 | 13 | 425 | 425 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dark Reef surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest