Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 12 pm 19 Sep 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

29.6°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 (19 Sep):

Morning surf: Morning surf (19 Sep, local time) - 3ft (0.9m), 8s period with NE swell.
Afternoon surf: Afternoon surf (19 Sep, local time) - 3.5ft (1.0m), 8s period with NE swell.
Evening surf: Evening surf (19 Sep, local time) - 2.5ft (0.7m), 8s period with NE swell.

The current surf forecast for Dark Reef at 4PM is: 1.0m 8s primary swell from a Northeast direction and 0.2m 14s secondary swell from a East-northeast direction (forecast issued at 12:00pm September 19). An open ocean swell of 0.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+07) & Date	Wave Height	Wave Period
Morning (19 Sep)	3ft (0.9m)	8s
Afternoon (19 Sep)	3.5ft (1.0m)	8s
Evening (19 Sep)	2.5ft (0.7m)	8s

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

	Short Range Forecast Heavy rain (total 30mm), heaviest during Mon afternoon. Warm (max 29°C on Sat morning, min 25°C on Sat night). Wind will be generally light.
	Sat 19					Sunday 20								Monday 21
	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	0	0	0	0	1	1	2	1	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 7	NNE 7	NNE 5	NNE 6	NNE 6	NNE 6	NNE 7	NNE 7	NNE 7	NNE 7	NNE 5	NNE 6
Wave Graph
kJ	95	132	129	64	63	91	60	59	45	44	93	51	47	94	108	111	96	81	93	90	109
Wind (km/h)	NE	NE	NE	NNE	NNW	NW	NW	NW	ENE	ENE	NE	NNE	N	WNW	WNW	WNW	E	NE	NE	NNE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross-on	cross-on	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross-on	cross-off	cross-off	off	cross-off	on	cross-on	cross-on	cross	cross
High Tide							1:39AM1.37m								2:41AM1.34m
Low Tide										12:48PM0.35m									1:47PM0.32m


	5:31	—	—	—	—	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—
	—	—	5:40	—	—	—	—	—	—	—	5:40	—	—	—	—	—	—	—	5:39	—	—
mm	—	1	1	2	2	—	—	—	—	—	1	2	1	1	1	1	1	2	3	4	2
Temp °C	29	29	29	27	27	26	25	26	29	29	29	27	27	25	25	26	28	29	28	27	26
Feels °C	33	31	32	30	32	30	28	30	32	31	32	30	31	29	29	30	32	32	31	30	30
Swell 1 Height (m) Direction Period (s)	NE 8	S 6	S 6	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	ENE 13	ENE 13	NE 7	NE 7	NNE 6	NNE 6	NNE 7	NNE 7	ENE 12	NE 12	NE 12	ENE 17
kJ	95	3	3	64	63	91	60	59	45	17	17	25	23	80	85	78	81	14	6	6	28
Swell 2 Height (m) Direction Period (s)	S 5	ENE 14	ENE 14	S 6	S 6	S 6	S 5	S 5	ENE 13	S 5	—	ENE 13	ENE 13	ENE 12	ENE 12	NE 12	ENE 12	—	NE 18	NE 18	ENE 12
kJ	2	20	20	6	6	2	2	2	17	2	—	17	16	15	15	6	15	—	13	12	14
Swell 3 Height (m) Direction Period (s)	ENE 14	ENE 14	ENE 14	NE 14	ENE 13	ENE 13	ENE 13	ENE 13	S 5	—	—	—	—	—	—	—	—	E 19	—	—	—
kJ	20	20	20	8	18	17	17	17	2	—	—	—	—	—	—	—	—	7	—	—	—
Wind waves Height (m) Direction Period (s)	—	NE 8	NE 8	NNE 4	NNE 4	N 4	N 4	N 4	N 4	NE 7	NNE 7	NNE 5	NNE 6	NNE 6	NNE 6	NNE 7	NNE 7	NNE 7	NNE 7	NNE 5	NNE 6
kJ	—	132	129	13	9	6	9	10	9	44	93	51	47	94	108	111	96	81	93	90	109
Nearest Offshore or Glassy	Kudat (Pantai Kosuhui) Borneo	Cape Pakarang Left Andaman Sea	Cape Pakarang Left Andaman Sea	Nam O Point Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang	Bang Niang Rivermouth Andaman Sea	Binh An Da Nang	My Khe / Da Nang Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Nam O Point Da Nang	My Khe / Da Nang Da Nang	Cue Dai Beach Da Nang	Cue Dai Beach Da Nang	Cue Dai Beach Da Nang
Rating (10 max)	1	3	3	1	1	1	1	1	1	2	1	1	1	1	2	1	1	1	1	1	2
Distance (km)	1004	1260	1260	455	0	0	0	0	477	1260	477	447	0	0	0	0	455	447	425	425	425
Best forecast wave conditions in Khánh Hoà					Dark Reef	Dark Reef	Dark Reef	Dark Reef					Dark Reef	Dark Reef	Dark Reef	Dark Reef
Rating (10 max)					1	1	1	1					1	1	2	1
Best forecast wave conditions in Vietnam				Binh An Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang		Binh An Da Nang	Binh An Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang	Binh An Da Nang	Binh An Da Nang	Binh An Da Nang	China Beach Da Nang
Rating (10 max)				1	1	1	1	1	1		1	1	1	1	2	1	1	1	1	1	2
Header Global	Shingles New Zealand	Afife Portugal	Kaifu Rivermouth Japan	Trial Harbour Australia	Trial Harbour Australia	Easter Reef Australia	Asu Indonesia	Asu Indonesia	Cobblestones Australia	Nine Mile New Zealand	Papatowai New Zealand	Papatowai New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwreck Bay-Supertubes New Zealand	Cyclops Australia	Cyclops Australia	Shipwrecks Bay-Peaks New Zealand	Ahijedero Mexico	Papatowai New Zealand	Ouano Lefts New Caledonia
Rating (10 max)	5	4	5	8	8	5	4	4	5	9	9	9	7	8	8	5	5	5	4	7	6

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 (19 Sep):

Short Range Forecast

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