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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 6 am Monday 25 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 1.2°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 3PM is: 0.9m 5s primary swell from a South direction and 0.1m 8s secondary swell from a East direction (forecast issued at 06:00am May 25). The wind direction is predicted to be cross-shore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 2ft (0.6m) | 4s |
| Afternoon (25 May) | 3ft (0.9m) | 5s |
| Evening (25 May) | 4.5ft (1.3m) | 5s |
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 13mm), heaviest on Mon afternoon. Warm (max 32°C on Mon morning, min 25°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thu 28 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NE 8 | S 4 | S 4 | S 4 | S 5 | S 5 | S 5 | E 8 | S 5 | SSW 5 | SSW 5 | S 5 | S 5 | S 6 | S 6 | S 5 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | E 12 | |
3 | 9 | 12 | 24 | 49 | 76 | 97 | 1 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 46 | 0 | 0 | 0 | 0 | 35 | 44 | 0 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | cross-on | cross-on | cross-off | off | cross-off | cross-off | off | off | on | cross-on | cross-off | cross-off | cross-off | off | off | off | on | cross-on | cross-on | cross-off | off | off | |
High Tide | 7:58AM1.08m | 3:46PM1.06m | 7:22AM1.14m | 6:20PM0.91m | 7:17AM1.22m | 8:51PM0.86m | ||||||||||||||||||
Low Tide | 12:20PM1.03m | 11:48PM0.58m | 2:08PM0.82m | 00:00AM0.71m | 2:56PM0.63m | 11:52PM0.82m | ||||||||||||||||||
 |  | | |  |  |  | | | | | | | | | | |  | | | |  | | | |
 | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | 5:16 |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — | 6:02 |
— | — | — | — | 2 | 2 | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — | — | — | 1 | 1 | 1 | |
Temp °C | 27 | 28 | 31 | 32 | 31 | 25 | 26 | 26 | 26 | 28 | 32 | 32 | 30 | 26 | 26 | 26 | 26 | 28 | 32 | 32 | 31 | 30 | 27 | 27 |
31 | 32 | 34 | 34 | 34 | 27 | 29 | 28 | 29 | 31 | 35 | 34 | 34 | 28 | 28 | 27 | 27 | 30 | 34 | 33 | 34 | 35 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | S 5 | S 5 | S 5 | — | — | — | — | S 6 | S 6 | S 6 | S 6 | — | — | — | S 6 |
 kJ | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | — | 33 | 25 | 18 | — | — | — | — | 50 | 57 | 45 | 35 | — | — | — | 83 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | S 5 | SSW 5 | SSW 5 | S 5 | S 5 | S 6 | S 6 | S 5 | SSW 6 | SSW 6 | — | — | S 6 | S 6 | S 6 | SSW 6 |
| kJ | 18 | 9 | 12 | 24 | 49 | 76 | 97 | 62 | 42 | 58 | 45 | 34 | 25 | 75 | 75 | 46 | 94 | 97 | — | — | 35 | 44 | 67 | 131 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1282 | 1282 | 1282 | 1282 | 1282 | 0 | 0 | 1282 | 1282 | 677 | 1282 | 1282 | 1282 | 1393 | 425 | 13 | 699 | 699 | 1282 | 1260 | 1260 | 13 | 425 | 699 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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