Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 12 pm 22 Sep 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

29.5°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 (22 Sep):

Morning surf: Morning surf (22 Sep, local time) - 1.5ft (0.4m), 16s period with NE swell.
Afternoon surf: Afternoon surf (22 Sep, local time) - 1.5ft (0.4m), 15s period with ENE swell.
Evening surf: Evening surf (22 Sep, local time) - 1.5ft (0.4m), 15s period with ENE swell.

The current surf forecast for Dark Reef at 8PM is: 0.4m 15s primary swell from a East-northeast direction and 1.0m 5s secondary swell from a North-northeast direction (forecast issued at 12:00pm September 22). An open ocean swell of 0.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (+07) & Date	Wave Height	Wave Period
Morning (22 Sep)	1.5ft (0.4m)	16s
Afternoon (22 Sep)	1.5ft (0.4m)	15s
Evening (22 Sep)	1.5ft (0.4m)	15s

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

	Short Range Forecast Heavy rain (total 54mm), heaviest during Wed night. Warm (max 28°C on Tue morning, min 24°C on Thu night). Wind will be generally light.
	Tue 22					Wednesday 23								Thursday 24
	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	1	1	1	1	1	0	0	1	1	1	1	1	1	1	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NE 16	NE 16	ENE 15	ENE 15	ENE 15	NE 14	ENE 14	ENE 14	ENE 13	ENE 13	ENE 13	ENE 13	ENE 12	NE 12	NE 12	NE 12	NE 12	NE 11	NE 11	NE 11	NE 11
Wave Graph
kJ	63	70	88	87	84	99	133	131	120	114	113	109	103	72	71	69	68	64	43	43	42
Wind (km/h)	NNE	NNE	NNE	N	NW	NW	NW	NW	SSE	NE	NE	NNE	NW	S	SW	SSW	SSW	SW	SW	SW	SW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross	cross	cross-off	cross-off	cross-off	glassy	glassy	cross-on	cross-on	glassy	glassy	glassy	cross-off	cross-off	cross-off	cross-off	glassy	glassy	cross-off
High Tide								5:49AM1.33m									7:05AM1.33m
Low Tide											3:03PM0.30m								3:30PM0.34m


	5:31	—	—	—	—	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—
	—	—	5:38	—	—	—	—	—	—	—	5:38	—	—	—	—	—	—	—	5:37	—	—
mm	1	3	2	5	4	—	—	—	3	2	3	4	2	5	12	1	2	—	—	—	—
Temp °C	28	28	27	26	25	25	25	26	27	27	27	26	26	25	25	25	25	26	26	26	26
Feels °C	32	30	30	30	29	29	29	31	32	31	32	30	31	30	30	29	30	30	31	30	30
Swell 1 Height (m) Direction Period (s)	NE 16	NE 16	ENE 15	ENE 15	ENE 15	NE 14	ENE 14	ENE 14	ENE 13	ENE 13	ENE 13	ENE 13	ENE 12	NE 12	NE 12	NE 12	NE 12	NE 11	NE 11	NE 11	NE 11
kJ	63	64	88	87	84	99	133	131	120	114	113	109	103	72	71	69	68	64	43	43	42
Swell 2 Height (m) Direction Period (s)	NE 12	S 6	S 6	SW 5	S 6	S 6	S 6	S 6	S 6	S 5	S 5	S 6	S 6	S 6	NNE 6	NE 5	NE 5	NE 5	NE 5	NE 5	SSW 6
kJ	5	1	1	1	1	1	3	3	6	5	4	10	17	16	13	7	7	7	7	4	7
Swell 3 Height (m) Direction Period (s)	S 6	—	—	—	—	—	—	—	S 6	—	S 5	NE 7	NNE 6	NNE 6	S 6	S 6	—	—	NE 6	SE 5	NNE 5
kJ	1	—	—	—	—	—	—	—	9	—	8	2	14	13	10	9	—	—	2	1	3
Wind waves Height (m) Direction Period (s)	NNE 6	NNE 5	NNE 5	NNE 5	NNE 6	NNE 6	NNE 6	NNE 5	NNE 5	NNE 5	NNE 5	NNE 5	—	—	—	—	S 6	S 6	S 6	S 4	S 4
kJ	45	70	73	66	47	34	34	23	21	23	17	9	—	—	—	—	30	39	30	17	13
Nearest Offshore or Glassy	My Khe / Da Nang Da Nang	Lang Co Da Nang	Bang Tao Phuket	Nam O Point Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Bang Tao Phuket	Bang Tao Phuket	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Hon Chong Beach Break Khánh Hoà	Hon Chong Beach Break Khánh Hoà	Hon Chong Beach Break Khánh Hoà
Rating (10 max)	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	447	471	1282	455	0	0	0	0	0	1282	1282	0	0	0	0	0	0	0	13	13	13
Best forecast wave conditions in Khánh Hoà					Dark Reef	Dark Reef	Dark Reef	Dark Reef	Dark Reef			Dark Reef	Dark Reef	Dark Reef	Dark Reef	Dark Reef	Dark Reef	Dark Reef	Hon Chong Beach Break	Hon Chong Beach Break	Hon Chong Beach Break
Rating (10 max)					1	1	1	1	1			1	1	1	1	1	1	1	1	1	1
Best forecast wave conditions in Vietnam	Lang Co Da Nang	Binh An Da Nang		Lang Co Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà			Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Mui Ne Binh Thuan	Mui Ne Binh Thuan	Cue Dai Beach Da Nang
Rating (10 max)	2	1		1	1	1	1	1	1			1	1	1	1	1	1	1	1	1	1
Header Global	Cow Bombie Australia	Namotu Lefts Fiji	Trial Harbour Australia	Trial Harbour Australia	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Stent Road New Zealand	Anawhata Road (Oaonui) New Zealand	Anawhata Road (Oaonui) New Zealand	Rio Nexpa Mexico	Black Rocks Mauritius	Chameau Mauritius	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil	Barra de Guaratiba Brazil
Rating (10 max)	5	5	9	9	9	9	9	9	8	8	7	6	6	5	5	9	5	5	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)

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Dark Reef 48 hour detailed Surf Forecast

How big are the waves at Dark Reef today (22 Sep):

Short Range Forecast

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