Dark Reef surf break

Dark Reef surfForecast / Khánh Hoà / Vietnam

information circle48hr Weather and Surf, issued 6 pm Saturday 16 May 2026 +07
Forecast 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 9PM is: 0.7m 4s primary swell from a South direction and 0.1m 10s secondary swell from a East direction, 0.1m 8s secondary swell from a East direction (forecast issued at 06:00pm May 16). The wind direction is predicted to be cross-shore.

Time (+07) & DateWave HeightWave Period
Morning (16 May)--
Afternoon (16 May)1.5ft (0.5m)4s
Evening (16 May)2.5ft (0.7m)4s

Table - waves today at Dark Reef. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 49mm), heaviest during Mon night. Warm (max 31°C on Sun morning, min 26°C on Sat night). Wind will be generally light.

Sat
16
Sunday
17
Monday
18
Tue
19
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
10 AM
1 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.5
S
4
0.6
S
4
0.7
S
4
0.8
S
4
0.8
S
4
0.7
S
4
0.6
S
4
0.6
S
4
0.6
SSE
4
0.1
NE
9
0.7
S
4
0.8
S
4
0.4
SE
4
0.4
SE
4
0.2
NNE
10
0.6
S
4
0.7
S
4
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.6
NE
10
0.7
NE
9
0.7
NE
9
Wave Graph
Metric surfscale
Energy kJ
7
9
15
22
20
16
12
12
13
3
19
26
4
4
9
13
17
24
24
24
23
58
85
81
Wind (km/h)
15
SSE
15
SSE
15
S
10
SSW
10
SW
5
SW
15
SE
20
SE
10
SE
10
SW
5
WSW
10
SSW
10
SW
10
SW
10
S
15
SSE
20
SSE
15
S
10
WNW
10
WNW
5
W
5
WSW
10
SE
15
SSE
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-off
off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
off
cross-off
glassy
glassy
cross-on
cross-on
High Tide
8:38AM1.61m
9:13AM1.73m
9:54AM1.79m
Low Tide
4:26PM0.14m
5:17PM-0.03m
6:11PM-0.13m
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
cloud
part cloud
part cloud
part cloud
mod rain
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
6:00
5
13
2
1
7
16
4
1
Temp °C
30
29
28
27
26
27
31
31
29
27
26
27
27
27
30
30
30
28
26
26
26
27
29
29
32
32
31
30
30
31
34
33
33
32
30
31
31
31
34
33
33
31
31
30
31
32
33
32
Swell 1
Height (m)
Direction
Period (s)
0.1
NE
8
0.1
NE
8
0.1
E
10
0.1
NE
10
0.1
NE
10
0.1
NE
10
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.7
S
4
0.1
NE
9
0.6
SSE
4
0.4
SE
4
0.4
SE
4
0.4
SE
4
0.2
NNE
9
0.3
NE
8
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.6
NE
10
0.7
NE
9
0.7
NE
9
Energy kJ
3
3
2
4
4
4
3
3
3
17
3
15
4
4
4
8
11
18
24
24
23
58
85
81
Swell 2
Height (m)
Direction
Period (s)
0.1
E
11
0.1
E
10
0.1
E
8
0.1
E
8
0.1
E
8
0.1
E
7
0.1
E
7
0.1
E
7
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
10
0.2
NNE
10
0.1
E
11
0.1
E
11
0.1
E
11
0.3
NE
10
0.6
SSE
4
0.5
SSE
4
Energy kJ
2
2
1
1
1
1
1
1
3
3
3
3
4
9
2
2
2
15
13
9
Swell 3
Height (m)
Direction
Period (s)
0.1
N
10
0.1
NE
9
0.1
NE
9
Energy kJ
2
3
3
Wind waves
Height (m)
Direction
Period (s)
0.5
S
4
0.6
S
4
0.7
S
4
0.8
S
4
0.8
S
4
0.7
S
4
0.6
S
4
0.6
S
4
0.6
SSE
4
0.7
S
4
0.8
S
4
0.4
SSW
4
0.4
SSW
4
0.5
S
4
0.6
S
4
0.7
S
4
0.8
S
4
0.8
S
4
0.7
S
4
0.6
S
4
0.7
S
4
0.6
S
4
0.4
SSE
4
Energy kJ
7
9
15
22
20
16
12
12
13
19
26
6
6
9
13
17
24
24
17
12
17
11
6
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1223
1282
699
677
699
677
1395
1768
1363
1346
425
425
425
425
455
1395
1395
425
13
13
13
0
1395
1395
Best forecast wave conditions in Khánh Hoà
Rating
(10 max)
1
1
1
1
Best forecast wave conditions in Vietnam
Rating
(10 max)
1
2
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
6
5
4
4
4
6
9
9
7
4
4
5
7
5
4
5
5
4
4
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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