Surf Forecasts:
How big are the waves at Dark Reef today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 3ft (0.9m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 3.5ft (1.0m), 8s period with NE swell.
- Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.1m), 8s period with NE swell.
The current surf forecast for Dark Reef at 2AM is: 0.9m 8s primary swell from a Northeast direction and 0.4m 6s secondary swell from a East direction (forecast issued at 06:00pm October 19). The wind direction is predicted to be cross-offshore.
| Time (+07) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 3ft (0.9m) | 8s |
| Afternoon (20 Oct) | 3.5ft (1.0m) | 8s |
| Evening (20 Oct) | 3.5ft (1.1m) | 8s |
Table - waves today at Dark Reef. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Mon afternoon. Warm (max 29°C on Tue morning, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Mon 19 | Tuesday 20 | Wednesday 21 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | NE 8 | NNE 8 | NE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 121 | 105 | 75 | 95 | 95 | 93 | 91 | 116 | 147 | 147 | 147 | 138 | 101 | 82 | 79 | 161 | 125 | 154 | 133 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross | cross-off | cross | cross-off | cross-off |
High Tide | 1:34AM1.32m | 2:53AM1.25m | |||||||||||||||||
Low Tide | 12:29PM0.37m | 1:12PM0.40m | |||||||||||||||||
 |  |  | |  |  | |  | | | | | | | |  | | |  | |
 | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — |
mm | 4 | 4 | — | — | — | — | — | — | 3 | 3 | 3 | 2 | — | 3 | 3 | — | — | — | — |
Temp °C | 28 | 27 | 26 | 25 | 25 | 25 | 28 | 29 | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 |
Feels °C | 31 | 30 | 29 | 28 | 28 | 28 | 31 | 32 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 30 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SE 5 | SE 5 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | E 5 | E 6 | — | — | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | E 6 | E 6 |
| kJ | 1 | 1 | 75 | 95 | 95 | 93 | 91 | 2 | 1 | — | — | 138 | 101 | 82 | 79 | 101 | — | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | SE 5 | NE 9 | E 6 | E 5 | E 5 | E 5 | E 5 | — | — | — | E 6 | — | E 5 | NE 9 | E 6 | — | — | — |
| kJ | — | 1 | 27 | 11 | 9 | 9 | 5 | 5 | — | — | — | 2 | — | 2 | 13 | 1 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | E 12 | E 6 | SE 5 | E 12 | E 12 | — | — | — | — | — | — | — | — | E 5 | — | — | — | — |
| kJ | — | 3 | 3 | 1 | 3 | 3 | — | — | — | — | — | — | — | — | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 7 | — | — | N 4 | N 4 | N 4 | NE 8 | NE 8 | NE 8 | NE 8 | N 5 | — | — | NNE 3 | NNE 8 | NE 8 | NNE 8 | NE 8 |
| kJ | 121 | 105 | — | — | 9 | 15 | 22 | 116 | 147 | 147 | 147 | 12 | — | — | 3 | 161 | 125 | 154 | 133 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1717 | 728 | 0 | 0 | 0 | 0 | 13 | 1395 | 1363 | 455 | 425 | 13 | 13 | 425 | 13 | 0 | 13 | 0 | 0 |
Best forecast wave conditions in Khánh Hoà | |||||||||||||||||||
Best forecast wave conditions in Vietnam | |||||||||||||||||||
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