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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 12 pm Thursday 23 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 1.1°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 4PM is: 0.4m 11s primary swell from a Northeast direction and 0.1m 6s secondary swell from a North direction, 0.7m 4s secondary swell from a South-southeast direction (forecast issued at 12:00pm April 23). The wind direction is predicted to be cross-onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 1.5ft (0.4m) | 12s |
| Afternoon (23 Apr) | 1.5ft (0.4m) | 11s |
| Evening (23 Apr) | 1ft (0.3m) | 11s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 30°C on Thu morning, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 12 | NE 12 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | ENE 11 | ENE 11 | NE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | E 5 | ESE 5 | |
34 | 34 | 33 | 20 | 20 | 20 | 20 | 19 | 12 | 12 | 19 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 17 | 28 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross-on | cross | glassy | off | cross-off | cross-on | on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | |
High Tide | 12:23PM1.65m | 1:15PM1.55m | 2:20PM1.41m | |||||||||||||||||||||
Low Tide | 10:27PM0.09m | 11:37PM0.17m | 00:36AM0.27m | |||||||||||||||||||||
 | | |  | | | | | |  | | | | |  | | | | | | | | | | |
 | 5:26 | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — |
 | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | 5:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 29 | 30 | 29 | 27 | 26 | 25 | 24 | 25 | 29 | 29 | 28 | 27 | 26 | 24 | 23 | 24 | 28 | 30 | 29 | 27 | 26 | 24 | 24 | 25 |
30 | 30 | 29 | 29 | 29 | 28 | 27 | 29 | 31 | 29 | 28 | 29 | 29 | 27 | 26 | 27 | 30 | 31 | 30 | 31 | 29 | 27 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | NE 12 | NE 12 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | NE 11 | ENE 11 | ENE 11 | NE 11 | SE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | ENE 10 | ENE 10 | SE 4 | ENE 10 | E 4 | E 5 | ESE 5 |
 kJ | 34 | 34 | 33 | 20 | 20 | 20 | 20 | 19 | 12 | 12 | 19 | 6 | 2 | 2 | 5 | 2 | 2 | 11 | 11 | 2 | 10 | 9 | 17 | 28 |
Swell 2 Height (m) Direction Period (s) | SE 5 | — | N 6 | — | SE 5 | E 6 | SE 6 | NE 7 | E 5 | E 5 | E 5 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | SE 4 | SE 4 | ENE 10 | NE 6 | ENE 10 | ENE 10 | NE 10 |
| kJ | 1 | — | 1 | — | 1 | 1 | 1 | 2 | 2 | 2 | 4 | 12 | 12 | 12 | 11 | 11 | 11 | 1 | 1 | 10 | 1 | 10 | 10 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | SE 6 | SE 6 | NE 7 | NE 7 | ENE 7 | NE 7 | — | ENE 7 | NE 7 | NE 7 | NE 6 | NE 6 | NE 6 | NE 6 | — | NE 6 | NE 6 | NE 6 |
| kJ | — | — | — | — | — | — | 1 | 1 | 2 | 2 | 5 | 2 | — | 5 | 2 | 2 | 2 | 2 | 2 | 2 | — | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | SSE 4 | SSE 4 | S 4 | S 4 | S 4 | SSE 4 | SSE 4 | SSE 4 | SSE 3 | SE 5 | SE 5 | — | — | — | — | E 5 | ENE 2 | ENE 4 | E 4 | — | — | — |
| kJ | 4 | 6 | 12 | 15 | 15 | 14 | 10 | 8 | 5 | 5 | 2 | 8 | 5 | — | — | — | — | 4 | 1 | 4 | 5 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1395 | 1395 | 1395 | 436 | 425 | 425 | 425 | 425 | 1260 | 1327 | 1395 | 1260 | 425 | 425 | 425 | 1327 | 1327 | 1327 | 1395 | 1013 | 1012 | 1296 | 1296 | 1327 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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