Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 12 am 16 Sep 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

29.2°C

Dark Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

How big are the waves at Dark Reef today (16 Sep):

Morning surf: Morning surf (16 Sep, local time) - 1.5ft (0.4m), 7s period with NE swell.
Afternoon surf: Afternoon surf (16 Sep, local time) - 1.5ft (0.4m), 7s period with NE swell.
Evening surf: Evening surf (16 Sep, local time) - 1.5ft (0.4m), 8s period with ENE swell.

The current surf forecast for Dark Reef at 8AM is: 0.4m 7s primary swell from a Northeast direction and 0.1m 5s secondary swell from a East direction, 0.3m 3s secondary swell from a North-northeast direction (forecast issued at 12:00am September 16). The wind direction is predicted to be glassy.

Time (+07) & Date	Wave Height	Wave Period
Morning (16 Sep)	1.5ft (0.4m)	7s
Afternoon (16 Sep)	1.5ft (0.4m)	7s
Evening (16 Sep)	1.5ft (0.4m)	8s

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

	Short Range Forecast Heavy rain (total 26mm), heaviest during Wed night. Warm (max 29°C on Wed morning, min 25°C on Tue night). Wind will be generally light.
	Wednesday 16								Thursday 17								Friday 18
	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	4 PM	7 PM	10 PM
Rating (10 max)	0	0	0	0	0	0	0	0	1	1	1	0	0	0	1	1	1	1	1	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 8	ENE 8	NE 8	NE 8	NE 8	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
Wave Graph
kJ	14	14	13	13	13	13	17	26	55	93	61	42	44	73	78	93	78	77	75	60	107	112	66	80
Wind (km/h)	NW	WNW	WNW	E	E	E	NE	N	W	WNW	WNW	ESE	SE	SE	SSE	W	WNW	NW	NW	ENE	ENE	NE	NE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	glassy	on	on	on	glassy	glassy	off	off	glassy	on	cross-on	cross-on	glassy	glassy	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross-on	cross
High Tide	11:45PM1.34m								00:04AM1.38m								00:27AM1.40m
Low Tide				7:41AM0.41m								8:42AM0.38m								9:55AM0.38m


	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—
	—	—	—	—	—	5:44	—	—	—	—	—	—	—	5:43	—	—	—	—	—	—	—	5:42	—	—
mm	—	—	—	—	—	2	3	5	5	1	—	—	1	2	1	1	1	—	—	—	—	1	2	2
Temp °C	26	25	26	29	29	28	27	27	26	26	26	29	29	28	27	26	25	25	26	29	29	28	27	27
Feels °C	30	29	30	33	32	32	32	32	30	30	30	33	32	31	31	31	29	29	30	33	31	30	30	32
Swell 1 Height (m) Direction Period (s)	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 8	NE 4	NE 8	NE 8	NE 8	NE 7	NE 7	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	S 6	SSW 6	NE 8	NE 8
kJ	14	14	13	13	13	13	17	10	55	93	61	42	44	73	78	93	78	77	75	60	20	13	66	80
Swell 2 Height (m) Direction Period (s)	NE 14	NE 14	E 5	NE 14	NE 14	ENE 7	NE 7	ENE 8	NE 8	NNE 8	NNE 8	NE 8	NE 8	NE 14	SSW 6	SSW 6	SSW 6	SSW 6	SSW 6	S 6	NE 16	NE 15	SSW 6	SSW 6
kJ	8	7	1	7	7	5	14	26	17	6	6	14	14	8	3	6	6	6	11	18	9	9	8	7
Swell 3 Height (m) Direction Period (s)	—	—	NE 14	SE 5	SE 5	NE 13	NE 13	NE 8	E 13	NE 13	NE 14	NE 9	NE 9	S 6	E 13	E 16	E 16	E 15	NE 15	NE 15	NE 16	NE 15	NE 15	NE 14
kJ	—	—	7	1	1	7	7	14	3	7	7	13	12	1	3	5	5	4	9	9	9	9	8	8
Wind waves Height (m) Direction Period (s)	SW 5	—	NNE 3	—	NE 4	NE 4	NE 4	—	—	NNE 7	—	—	—	—	—	—	SSW 5	—	—	NNE 2	NE 8	NE 8	NNE 4	—
kJ	1	—	1	—	2	6	13	—	—	31	—	—	—	—	—	—	19	—	—	1	107	112	10	—
Nearest Offshore or Glassy	Riyue Bay (Riyuewan) Hainan	Riyue Bay (Riyuewan) Hainan	Cue Dai Beach Da Nang	China Beach Da Nang	Cobra Reef - Cemento West Luzon	Puro Pinget West Luzon	Hon Chong Beach Break Khánh Hoà	Hon Chong Beach Break Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Bang Tao Phuket	Darigayos West Luzon	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cobra Reef - Cemento West Luzon	Cobra Reef - Cemento West Luzon	Badoc Point West Luzon	Nam O Point Da Nang	Hon Chong Beach Break Khánh Hoà
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	2	1	1	1	1
Distance (km)	728	728	425	436	1395	1346	13	13	0	0	0	425	1282	1305	0	0	0	0	0	1395	1395	1366	455	13
Best forecast wave conditions in Khánh Hoà							Hon Chong Beach Break	Hon Chong Beach Break	Dark Reef	Dark Reef	Dark Reef				Dark Reef	Dark Reef	Dark Reef	Dark Reef	Dark Reef					Hon Chong Beach Break
Rating (10 max)							1	1	1	1	1				1	1	1	1	1					1
Best forecast wave conditions in Vietnam			Cue Dai Beach Da Nang	Binh An Da Nang			Hon Chong Beach Break Khánh Hoà	Hon Chong Beach Break Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang			Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà				Binh An Da Nang	Binh An Da Nang
Rating (10 max)			1	1			1	1	1	1	1	1			1	1	1	1	1				1	1
Header Global	Saint Leu Reunion	Saint Leu Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Saint Leu Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Cronulla Point Australia	Papatowai New Zealand	Papatowai New Zealand	Caravan Park/Lamberts Bay South Africa	Papatowai New Zealand	Papatowai New Zealand	Dunedin - Cob Cottage New Zealand	Weld Road New Zealand	Blaketown Wedge New Zealand	Guns Namibia	Blaketown Wedge New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Benkunqut Indonesia
Rating (10 max)	6	6	6	6	5	5	5	5	5	5	5	5	4	5	9	5	6	5	5	5	8	8	7	4

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Dark Reef 48 hour detailed Surf Forecast

How big are the waves at Dark Reef today (16 Sep):

Short Range Forecast

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