Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 6 am 20 Oct 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

28.8°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 (20 Oct):

Morning surf: Morning surf (20 Oct, local time) - 3ft (0.9m), 8s period with NE swell.
Afternoon surf: Afternoon surf (20 Oct, local time) - 3.5ft (1.1m), 8s period with NE swell.
Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.1m), 8s period with NE swell.

The current surf forecast for Dark Reef at 2PM is: 1.0m 8s primary swell from a Northeast direction and 0.3m 5s secondary swell from a East direction, 0.3m 5s secondary swell from a East direction (forecast issued at 06:00am October 20). The wind direction is predicted to be cross-onshore.

Time (+07) & Date	Wave Height	Wave Period
Morning (20 Oct)	3ft (0.9m)	8s
Afternoon (20 Oct)	3.5ft (1.1m)	8s
Evening (20 Oct)	3.5ft (1.1m)	8s

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

	Short Range Forecast Moderate rain (total 13mm), heaviest on Tue afternoon. Warm (max 29°C on Tue morning, min 24°C on Thu night). Wind will be generally light.
	Tuesday 20							Wednesday 21								Thursday 22
	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	0	0	0	0	1	2	1	1	0	0	1	1	1	1	1	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 8	N 5	NE 8	NE 8	NE 8	NE 6	NNE 6	NNE 8	NNE 8	NNE 8	NNE 5	NE 7	NE 7	NE 7
Wave Graph
kJ	78	90	91	116	147	147	135	147	104	133	71	128	159	71	98	87	133	126	120	61	126	122	119
Wind (km/h)	NW	NNW	NE	NE	NE	N	NNW	NW	NW	NNW	NE	NE	N	NW	NW	NW	NNW	NNW	NNE	NE	NE	NNE	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross
High Tide	1:34AM1.32m								2:53AM1.25m									4:59AM1.18m					9:31PM1.04m
Low Tide				12:29PM0.37m									1:12PM0.40m								1:45PM0.45m


	5:33	—	—	—	—	—	—	—	5:33	—	—	—	—	—	—	—	5:33	—	—	—	—	—	—
	—	—	—	—	5:22	—	—	—	—	—	—	—	5:22	—	—	—	—	—	—	—	5:21	—	—
mm	—	—	—	1	3	3	1	—	—	—	1	1	—	—	—	—	—	—	—	1	1	1	—
Temp °C	24	25	28	29	28	27	26	26	25	26	27	26	27	26	25	25	25	26	29	28	28	27	26
Feels °C	26	28	31	32	31	31	29	30	28	29	30	29	30	29	28	28	28	29	31	29	30	30	29
Swell 1 Height (m) Direction Period (s)	NE 8	NE 8	NE 8	E 5	E 6	E 6	E 6	NE 8	NE 8	NE 8	NNE 5	NE 8	NE 8	NE 8	E 6	E 6	NE 8	—	NE 8	—	E 22	E 23	NE 23
kJ	78	90	91	5	1	1	1	120	104	55	37	73	75	71	1	1	50	—	46	—	10	10	21
Swell 2 Height (m) Direction Period (s)	ESE 5	ESE 6	E 5	E 5	—	—	—	NE 12	—	—	NE 8	—	—	—	—	—	—	—	—	—	—	—	NE 11
kJ	9	7	4	4	—	—	—	5	—	—	45	—	—	—	—	—	—	—	—	—	—	—	5
Swell 3 Height (m) Direction Period (s)	E 12	E 12	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	3	3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	N 3	N 4	N 4	NE 8	NE 8	NE 8	NE 8	NE 8	N 4	NE 8	N 5	NE 8	NE 8	NNE 5	NE 6	NNE 6	NNE 8	NNE 8	NNE 8	NNE 5	NE 7	NE 7	NE 7
kJ	5	14	16	116	147	147	135	147	22	133	71	128	159	46	98	87	133	126	120	61	126	122	119
Nearest Offshore or Glassy	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cape Pakarang Left Andaman Sea	Cape Pakarang Left Andaman Sea	Cue Dai Beach Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Repulse Bay Hong Kong	Bang Niang Rivermouth Andaman Sea	Dongchong Guangdong	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Repulse Bay Hong Kong	Repulse Bay Hong Kong	Nam O Point Da Nang	Hon Chong Beach Break Khánh Hoà
Rating (10 max)	1	1	1	1	1	1	1	2	1	1	1	1	1	1	1	1	1	1	2	4	4	2	1
Distance (km)	0	0	425	1260	1260	425	0	0	0	0	1239	1260	1282	0	0	0	0	0	425	1239	1239	455	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					Hon Chong Beach Break
Rating (10 max)	1	1					1	2	1	1				1	1	1	1	1					1
Best forecast wave conditions in Vietnam	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang			Binh An 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	China Beach Da Nang			Nam O Point Da Nang	China Beach Da Nang
Rating (10 max)	1	1	1			1	1	2	1	1				1	1	1	1	1	2			2	3
Header Global	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Alnes Lighthouse Norway	Catlins River Mouth New Zealand	Cyclops Australia	Cyclops Australia	Cyclops Australia	Cyclops Australia	Cyclops Australia	Virac Harbour Philippines	Malaking Gasang (Baler) Philippines	Lucky Point Philippines	Lucky Point Philippines	Lucky Point Philippines	Haga-Haga South Africa	Trial Harbour Australia	Easter Reef Australia	Baler - Lindy's Point Philippines	Barbel Point South Africa	Trial Harbour Australia	Benkunqut Indonesia	Bali Village Indonesia
Rating (10 max)	7	6	5	5	5	5	6	6	7	7	8	7	9	9	8	9	8	6	6	5	6	5	5

Map Icons:
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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 (20 Oct):

Short Range Forecast

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