Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 6 am 31 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 (31 Oct):

Morning surf: Morning surf (31 Oct, local time) - 4.5ft (1.4m), 9s period with NE swell.
Afternoon surf: Afternoon surf (31 Oct, local time) - 5ft (1.6m), 8s period with NE swell.
Evening surf: Evening surf (31 Oct, local time) - 4.5ft (1.4m), 8s period with NE swell.

The current surf forecast for Dark Reef at 10AM is: 1.4m 9s primary swell from a Northeast direction (forecast issued at 06:00am October 31). The wind direction is predicted to be cross-shore.

Time (+07) & Date	Wave Height	Wave Period
Morning (31 Oct)	4.5ft (1.4m)	9s
Afternoon (31 Oct)	5ft (1.6m)	8s
Evening (31 Oct)	4.5ft (1.4m)	8s

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

	Short Range Forecast Moderate rain (total 17mm), heaviest on Mon night. Warm (max 29°C on Sat morning, min 24°C on Sat night). Wind will be generally light.
	Saturday 31							Sunday 1								Monday 2
	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)	2	2	1	0	0	1	2	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 9	NE 9	NE 9	NE 8	NE 8	NE 8	NE 8	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 7	NE 8	NE 9
Wave Graph
kJ	287	275	290	319	311	277	245	194	169	152	118	115	94	91	77	67	71	73	86	104	34	48	74
Wind (km/h)	NNW	NW	NNE	NE	NNE	N	NNW	NW	NW	NW	NE	NE	NE	NNE	NNW	NW	NNW	NNW	NNE	NE	NE	N	NNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross-on	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross-off
High Tide								11:55PM1.66m								00:46AM1.57m
Low Tide			8:39AM0.01m								9:48AM0.08m									10:55AM0.16m


	5:35	—	—	—	—	—	—	—	5:35	—	—	—	—	—	—	—	5:35	—	—	—	—	—	—
	—	—	—	—	5:16	—	—	—	—	—	—	—	5:16	—	—	—	—	—	—	—	5:16	—	—
mm	—	—	—	1	1	—	—	—	—	—	—	1	1	—	—	1	—	—	—	1	2	3	2
Temp °C	25	25	28	29	28	27	26	25	24	25	28	28	28	27	26	25	25	25	28	29	28	26	25
Feels °C	28	28	31	30	30	30	29	28	27	28	31	30	31	31	30	29	29	28	31	31	30	29	28
Swell 1 Height (m) Direction Period (s)	NE 9	NE 9	NE 9	—	SE 5	—	—	NE 7	NE 7	NE 7	NE 7	NE 7	—	—	NE 7	NE 7	NE 7	—	—	E 21	NE 7	NE 8	NE 9
kJ	287	275	290	—	1	—	—	194	169	152	118	115	—	—	77	67	71	—	—	9	34	48	74
Swell 2 Height (m) Direction Period (s)	ESE 6	ESE 6	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	E 21	E 20	E 19
kJ	10	3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8	7	7
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	NE 8	NE 8	NE 8	NE 8	—	—	—	—	—	NE 7	NE 7	—	—	—	NE 7	NE 7	NE 7	NE 4	NE 4	NE 5
kJ	—	—	—	319	311	277	245	—	—	—	—	—	94	91	—	—	—	73	86	104	27	28	25
Nearest Offshore or Glassy	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Vung Tau (Back Beach) Ba Ria-Vung Tau	Tioman Island Peninsular Malaysia	Cement Factory Sumbawa	Cement Factory Sumbawa	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Mui Ne Binh Thuan	Cape Pakarang Left Andaman Sea	Cape Pakarang Right Andaman Sea	Cement Factory Sumbawa	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cobra Reef - Cemento West Luzon	Pantai Air Manis Sumatra - Mainland	Riyue Bay (Riyuewan) Hainan	Dark Reef Khánh Hoà
Rating (10 max)	2	2	1	1	1	1	2	1	1	1	1	1	1	1	1	1	1	1	1	3	1	2	1
Distance (km)	0	0	307	1178	911	911	0	0	0	0	169	1260	1260	911	0	0	0	0	425	1395	1759	728	0
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
Rating (10 max)	2	2					2	1	1	1					1	1	1	1					1
Best forecast wave conditions in Vietnam	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Vung Tau (Back Beach) Ba Ria-Vung Tau				Dark Reef 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	Binh An Da Nang				Dark Reef Khánh Hoà
Rating (10 max)	2	2	1				2	1	1	1	1				1	1	1	1	1				1
Header Global	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Ouano Lefts New Caledonia	St Vincent Left New Caledonia	Achadas Da Cruz Portugal	Niyodo Rivermouth Japan	Nunoshima Japan	Kaiser's (Hachijojima Island) Japan	Niyodo Rivermouth Japan	Afife Portugal	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Malaking Gasang (Baler) Philippines	Trial Harbour Australia	Bocock's Bay Namibia	Ahijedero Mexico	Ahijedero Mexico	Lincoln City Nelscott Reef United States	Lebu Chile	Lincoln City Nelscott Reef United States
Rating (10 max)	7	6	5	5	5	5	4	5	5	5	5	4	4	4	4	4	5	4	4	4	5	5	5

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 (31 Oct):

Short Range Forecast

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