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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 12 pm Monday 27 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
27.6° C
(Which is 1.3°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 7PM is: 0.4m 7s primary swell from a Northeast direction and 0.4m 5s secondary swell from a East direction (forecast issued at 12:00pm April 27). The wind direction is predicted to be glassy.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 1.5ft (0.4m) | 5s |
| Afternoon (27 Apr) | 1.5ft (0.4m) | 7s |
| Evening (27 Apr) | 1.5ft (0.4m) | 7s |
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 6mm), mostly falling on Mon afternoon. Warm (max 30°C on Tue morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 5 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | ESE 5 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 6 | ESE 5 | |
7 | 13 | 12 | 12 | 12 | 12 | 14 | 15 | 13 | 13 | 8 | 8 | 9 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 5 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | glassy | glassy | glassy | cross-off | glassy | cross-on | cross-on | cross | cross | cross-off | off | off | glassy | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:04PM1.14m | 9:00AM1.09m | 7:48PM1.06m | 8:49AM1.16m | 9:16PM1.01m | |||||||||||||||||||
Low Tide | 1:15PM1.02m | 1:53AM0.51m | 2:36PM0.84m | 2:16AM0.65m | 3:25PM0.66m | 2:29AM0.77m | ||||||||||||||||||
 | |  |  |  | | |  | | | | | | | | | | | |  | |  | | | |
 | 5:24 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — |
 | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | 5:55 |
— | — | 1 | 1 | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | |
Temp °C | 28 | 29 | 28 | 27 | 26 | 26 | 25 | 26 | 29 | 30 | 28 | 27 | 26 | 25 | 25 | 26 | 29 | 30 | 29 | 27 | 25 | 25 | 24 | 25 |
30 | 31 | 31 | 32 | 31 | 31 | 29 | 30 | 32 | 32 | 31 | 31 | 30 | 28 | 28 | 29 | 31 | 31 | 32 | 31 | 28 | 28 | 27 | 28 | |
Swell 1 Height (m) Direction Period (s) | SE 5 | NE 7 | NE 7 | E 5 | ESE 6 | ESE 6 | E 5 | ESE 5 | E 5 | E 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ESE 4 | ESE 5 |
 kJ | 7 | 13 | 12 | 8 | 10 | 10 | 14 | 15 | 13 | 13 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | E 6 | SE 6 | SE 6 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 6 | E 5 | ESE 4 | ESE 4 | NE 10 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ENE 6 | ENE 7 |
| kJ | 6 | 5 | 5 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 7 | 7 | 7 | 6 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | 4 | 3 | 5 |
Swell 3 Height (m) Direction Period (s) | NNE 7 | NE 10 | NE 10 | SE 6 | SE 5 | SE 5 | ESE 6 | NE 10 | NE 10 | — | — | — | — | — | SSE 5 | NE 7 | — | NE 10 | NE 11 | NE 11 | NE 11 | NE 10 | NE 8 | ENE 6 |
| kJ | 5 | 4 | 4 | 5 | 4 | 4 | 3 | 4 | 4 | — | — | — | — | — | 2 | 2 | — | 4 | 4 | 5 | 5 | 4 | 2 | 3 |
Wind waves Height (m) Direction Period (s) | — | E 5 | E 5 | — | — | — | — | — | — | — | — | — | ESE 5 | — | — | — | — | SE 4 | — | SE 4 | ESE 2 | — | — | — |
| kJ | — | 8 | 8 | — | — | — | — | — | — | — | — | — | 9 | — | — | — | — | 5 | — | 5 | 1 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1717 | 1395 | 1395 | 425 | 425 | 425 | 425 | 436 | 1327 | 1395 | 425 | 1400 | 425 | 425 | 1260 | 425 | 1260 | 1395 | 1395 | 425 | 677 | 455 | 436 | 425 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
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