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Surf Forecasts:
Dark Reef surfForecast / Khánh Hoà / Vietnam
48hr Weather and Surf, issued 12 pm Friday 15 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 6PM is: 1.0m 5s primary swell from a South direction and 0.1m 8s secondary swell from a Northeast direction (forecast issued at 12:00pm May 15). The wind direction is predicted to be cross-shore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 1.5ft (0.5m) | 4s |
| Afternoon (15 May) | 2.5ft (0.8m) | 4s |
| Evening (15 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 ForecastHeavy rain (total 35mm), heaviest during Sun afternoon. Warm (max 31°C on Fri morning, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 4 | S 4 | S 5 | S 5 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | SSE 4 | SSE 5 | S 5 | S 5 | S 5 | S 5 | SSE 5 | |
9 | 11 | 41 | 57 | 3 | 3 | 3 | 3 | 3 | 8 | 10 | 15 | 16 | 16 | 19 | 22 | 24 | 32 | 38 | 53 | 53 | 44 | 44 | 38 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | glassy | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | off | cross-off | cross-off | cross-off | glassy | |
High Tide | 10:55PM0.97m | 8:12AM1.47m | 8:38AM1.61m | |||||||||||||||||||||
Low Tide | 3:37PM0.36m | 1:18AM0.95m | 4:26PM0.14m | 5:17PM-0.03m | ||||||||||||||||||||
 | |  |  | |  |  |  | | | | | | | |  | | | | | | | | | |
 | 5:18 | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — |
 | — | — | 5:59 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | 6:00 |
— | — | — | — | — | 1 | 2 | 1 | — | — | — | 3 | 1 | 3 | 2 | 1 | — | — | 4 | 16 | 1 | — | — | — | |
Temp °C | 31 | 31 | 31 | 29 | 28 | 27 | 25 | 27 | 31 | 31 | 30 | 29 | 28 | 28 | 27 | 27 | 31 | 31 | 29 | 26 | 26 | 27 | 27 | 27 |
34 | 33 | 33 | 32 | 32 | 31 | 28 | 31 | 34 | 34 | 33 | 32 | 31 | 32 | 31 | 31 | 35 | 33 | 32 | 30 | 30 | 32 | 32 | 32 | |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | S 4 | S 4 | NE 8 | NE 8 | NE 8 | E 10 | NE 10 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
 kJ | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 20 | 9 | 3 | 3 | 3 | 2 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | NE 8 | NE 8 | — | E 11 | E 10 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | — | — | — | — | — | NE 10 |
| kJ | — | — | — | — | — | — | — | 3 | 3 | — | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 10 | NE 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 5 |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | SSW 5 | SSW 5 | SSW 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | SSE 4 | SSE 5 | S 5 | S 5 | S 5 | S 5 | SSE 5 |
| kJ | 9 | 11 | 41 | 57 | 74 | 55 | 35 | 37 | 20 | 8 | 10 | 15 | 16 | 16 | 19 | 22 | 24 | 32 | 38 | 53 | 53 | 44 | 44 | 38 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 911 | 911 | 911 | 1393 | 1393 | 1393 | 677 | 677 | 677 | 1282 | 1282 | 1282 | 1282 | 425 | 425 | 1393 | 1395 | 1395 | 1759 | 13 | 13 | 13 | 13 | 13 |
Best forecast wave conditions in Khánh Hoà | ||||||||||||||||||||||||
Best forecast wave conditions in Vietnam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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