Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 12 am 18 Oct 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

28.9°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 (18 Oct):

Morning surf: Morning surf (18 Oct, local time) - 3ft (0.9m), 8s period with NE swell.
Afternoon surf: Afternoon surf (18 Oct, local time) - 3.5ft (1.1m), 8s period with NE swell.
Evening surf: Evening surf (18 Oct, local time) - 3.5ft (1.1m), 8s period with NE swell.

The current surf forecast for Dark Reef at 5AM is: 1.0m 8s primary swell from a Northeast direction and 0.5m 3s secondary swell from a North direction (forecast issued at 12:00am October 18). The wind direction is predicted to be cross-offshore.

Time (+07) & Date	Wave Height	Wave Period
Morning (18 Oct)	3ft (0.9m)	8s
Afternoon (18 Oct)	3.5ft (1.1m)	8s
Evening (18 Oct)	3.5ft (1.1m)	8s

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

	Short Range Forecast Moderate rain (total 19mm), heaviest on Sat night. Warm (max 29°C on Sun morning, min 25°C on Sat night). Wind will be generally light.
	Sunday 18								Monday 19								Tuesday 20
	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)	1	1	1	0	0	0	0	0	1	1	1	0	0	0	0	1	1	1	1	0	0	0	0	1
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 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 7	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8
Wave Graph
kJ	129	129	126	91	128	160	141	125	111	111	108	125	125	45	128	75	112	109	91	86	110	45	94	101
Wind (km/h)	NNW	NNW	NNW	NNE	NE	NE	NNE	N	NW	NW	NW	NNE	NE	NE	NNE	NNW	NW	NNW	NNW	N	ENE	NE	NNE	NW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross	cross-on	cross-on	cross	cross-off
High Tide	00:06AM1.43m								00:45AM1.38m									1:34AM1.32m
Low Tide					10:21AM0.32m								11:32AM0.34m								12:29PM0.37m


	—	5:33	—	—	—	—	—	—	—	5:33	—	—	—	—	—	—	—	5:33	—	—	—	—	—	—
	—	—	—	—	—	5:22	—	—	—	—	—	—	—	5:22	—	—	—	—	—	—	—	5:22	—	—
mm	2	1	—	1	1	1	2	2	—	—	—	—	1	2	2	1	—	—	—	—	—	—	1	—
Temp °C	25	25	26	28	29	28	27	26	25	25	25	29	29	28	27	26	25	25	25	27	28	28	27	26
Feels °C	28	28	30	31	31	30	31	29	28	28	28	31	31	30	30	29	28	28	28	30	30	30	31	30
Swell 1 Height (m) Direction Period (s)	NE 8	NE 8	NE 8	NE 8	E 13	E 13	—	NE 8	NE 8	NE 8	NE 8	SE 5	SE 5	NE 8	E 6	NE 7	NE 8	NE 8	NE 8	E 6	E 6	NE 8	S 7	E 5
kJ	129	129	126	91	4	3	—	125	111	111	108	1	1	45	3	75	112	109	91	6	6	45	1	2
Swell 2 Height (m) Direction Period (s)	—	—	—	E 13	E 13	—	—	—	E 13	E 13	E 13	E 13	—	SE 5	SE 5	NE 9	E 6	E 5	E 5	E 6	E 5	E 6	E 6	S 6
kJ	—	—	—	4	4	—	—	—	3	3	3	3	—	1	1	27	10	9	9	6	5	3	1	1
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	E 13	E 13	—	—	E 12	E 6	SE 5	E 12	E 12	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	3	3	—	—	3	3	1	3	3	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	N 3	N 3	N 3	N 3	NE 8	NE 8	NE 8	NNW 4	—	N 4	N 4	NE 8	NE 8	NE 5	NE 8	—	—	N 3	N 4	NE 8	NE 8	NNE 4	NE 8	NE 8
kJ	5	6	6	6	128	160	141	4	—	10	15	125	125	33	128	—	—	3	10	86	110	24	94	101
Nearest Offshore or Glassy	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cement Factory Sumbawa	Cement Factory Sumbawa	Cement Factory Sumbawa	Hon Chong Beach Break Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Virac Harbour Catanduanes	Virac Harbour Catanduanes	China Beach Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Bang Niang Rivermouth Andaman Sea	Bang Niang Rivermouth Andaman Sea	Nam O Point Da Nang	Dark Reef Khánh Hoà
Rating (10 max)	1	1	1	1	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	425	911	911	911	13	0	0	0	425	1635	1635	436	0	0	0	0	425	1260	1260	455	0
Best forecast wave conditions in Khánh Hoà	Dark Reef	Dark Reef	Dark Reef					Hon Chong Beach Break	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	1					1	1	1	1					1
Best forecast wave conditions in Vietnam	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	China Beach Da Nang				Nam O Point Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang			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			Binh An Da Nang	Dark Reef Khánh Hoà
Rating (10 max)	1	1	1	1				1	1	1	1	1			1	1	1	1	1	1			1	1
Header Global	Ahijedero Mexico	Bali Village Indonesia	Pascuales Mexico	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Nugget Point New Zealand	Ahijedero Mexico	Ahijedero Mexico	Dunedin - Bobs Beach New Zealand	Keusik Luhur Indonesia	Trial Harbour Australia	Brak River South Africa	Kaka Point New Zealand	Lebu Chile	Bay of Skaill United Kingdom	Brims Ness United Kingdom	Brims Ness United Kingdom	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Otago Peninsula - Allans Beach New Zealand	Calicoan Island ABCD Beach Philippines	Cyclops Australia
Rating (10 max)	5	4	6	6	7	5	4	4	8	5	5	5	5	5	5	6	7	7	6	5	5	4	5	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 (18 Oct):

Short Range Forecast

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