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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 6 am Saturday 23 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
30.1° C
(Which is slightly warmer than usual)How big are the waves at Dark Reef today?
The current surf forecast for Dark Reef at 3PM is: 0.6m 4s primary swell from a South direction and 0.2m 8s secondary swell from a East-northeast direction (forecast issued at 06:00am May 23). The wind direction is predicted to be cross-onshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 0.5ft (0.2m) | 9s |
| Afternoon (23 May) | 2ft (0.6m) | 4s |
| Evening (23 May) | 2.5ft (0.8m) | 4s |
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 8mm), mostly falling on Mon afternoon. Warm (max 32°C on Mon morning, min 26°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 9 | ENE 9 | ENE 9 | ENE 8 | S 4 | S 4 | S 4 | S 4 | NE 8 | NE 8 | NE 8 | S 4 | S 5 | S 5 | S 5 | NE 8 | NE 8 | S 5 | S 5 | S 5 | S 5 | E 8 | E 8 | S 5 | |
8 | 8 | 7 | 7 | 9 | 15 | 22 | 22 | 3 | 3 | 3 | 14 | 34 | 45 | 57 | 3 | 3 | 20 | 20 | 35 | 82 | 1 | 1 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | on | cross-on | cross-on | cross | cross-off | cross-off | off | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-off | off | cross-off | off | |
High Tide | 1:07PM1.45m | 2:06PM1.26m | 7:58AM1.08m | 3:46PM1.06m | ||||||||||||||||||||
Low Tide | 10:45PM0.27m | 11:22PM0.42m | 12:20PM1.03m | 11:48PM0.58m | ||||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |  |  | | | |
 | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | 5:16 |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | 6:01 |
— | — | — | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | 1 | — | — | — | — | 1 | 3 | — | — | |
Temp °C | 26 | 27 | 30 | 31 | 31 | 29 | 28 | 26 | 26 | 27 | 31 | 31 | 31 | 29 | 28 | 26 | 26 | 28 | 32 | 32 | 30 | 26 | 26 | 26 |
30 | 31 | 33 | 33 | 34 | 33 | 33 | 30 | 30 | 31 | 34 | 33 | 33 | 33 | 33 | 29 | 29 | 32 | 36 | 34 | 33 | 29 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | S 3 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | SE 6 | SE 6 | SE 5 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — |
 kJ | 8 | 8 | 1 | 7 | 7 | 7 | 3 | 3 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | — |
Swell 2 Height (m) Direction Period (s) | — | — | ENE 9 | — | — | — | E 6 | SE 6 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 7 | — | — | — | 1 | 1 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | SE 5 | — | — | — | SE 6 | SE 6 | — | NE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | — | — | — | 2 | 1 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | SSW 3 | SSE 3 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 6 | S 5 |
| kJ | 2 | 2 | 2 | 2 | 9 | 15 | 22 | 22 | 11 | 10 | 7 | 14 | 34 | 45 | 57 | 46 | 34 | 20 | 20 | 35 | 82 | 86 | 72 | 54 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 425 | 677 | 911 | 1282 | 1282 | 1282 | 425 | 425 | 1282 | 1282 | 1282 | 1223 | 1282 | 1282 | 0 | 425 | 425 | 425 | 1282 | 1395 | 1395 | 1393 | 455 | 425 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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