Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 6 am 13 Sep 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

29.1°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 (13 Sep):

Morning surf: Morning surf (13 Sep, local time) - 3ft (0.9m), 9s period with NNE swell.
Afternoon surf: Afternoon surf (13 Sep, local time) - 5.5ft (1.7m), 6s period with S swell.
Evening surf: Evening surf (13 Sep, local time) - 2.5ft (0.7m), 9s period with NE swell.

The current surf forecast for Dark Reef at 12PM is: 0.9m 9s primary swell from a North-northeast direction and 0.1m 16s secondary swell from a East direction, 1.2m 6s secondary swell from a South direction (forecast issued at 06:00am September 13). The wind direction is predicted to be cross-onshore.

Time (+07) & Date	Wave Height	Wave Period
Morning (13 Sep)	3ft (0.9m)	9s
Afternoon (13 Sep)	5.5ft (1.7m)	6s
Evening (13 Sep)	2.5ft (0.7m)	9s

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

	Short Range Forecast Moderate rain (total 14mm), heaviest on Mon afternoon. Warm (max 30°C on Sun morning, min 24°C on Mon night). Wind will be generally light.
	Sunday 13							Monday 14								Tuesday 15
	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	0	0	0	0	1	1	1	1	1	0	0	1	1	1	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8
Wave Graph
kJ	207	176	148	148	106	83	79	61	61	61	61	59	58	57	43	42	33	32	31	23	22	21	14
Wind (km/h)	WSW	WSW	SE	SSE	S	SSW	SW	WSW	W	WNW	ENE	SE	SSE	SSW	SW	W	WNW	WNW	E	ESE	SE	S	SW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	glassy	glassy	cross-on	cross-on	cross	cross-off	cross-off	cross-off	glassy	glassy	glassy	cross-on	cross	cross-off	cross-off	off	cross-off	off	on	cross-on	cross-on	cross	cross-off
High Tide				11:08AM1.22m				11:20PM1.17m				12:09PM1.08m				11:31PM1.26m					1:20PM0.95m
Low Tide		4:52AM0.65m				5:21PM0.65m				5:50AM0.54m				5:22PM0.77m				6:45AM0.46m				5:07PM0.85m


	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—
	—	—	—	—	5:45	—	—	—	—	—	—	—	5:45	—	—	—	—	—	—	—	5:44	—	—
mm	—	—	—	—	1	1	—	—	—	—	—	—	4	4	3	1	—	—	—	—	—	—	—
Temp °C	26	27	30	30	30	28	27	26	26	26	29	29	28	27	26	25	24	25	28	29	28	27	26
Feels °C	30	31	33	31	31	30	30	29	30	30	33	32	32	31	30	29	27	28	32	31	31	31	30
Swell 1 Height (m) Direction Period (s)	NNE 9	NNE 9	NNE 9	NNE 9	NNE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 9	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8
kJ	207	176	148	148	106	83	79	61	61	61	61	59	58	57	43	42	33	32	31	23	22	21	14
Swell 2 Height (m) Direction Period (s)	—	—	—	E 16	N 7	N 8	N 8	—	ESE 4	E 16	E 14	E 14	E 14	E 14	E 14	E 14	S 3	S 3	—	—	—	NE 14	NE 14
kJ	—	—	—	5	4	5	5	—	2	5	4	4	4	4	4	4	2	1	—	—	—	8	8
Swell 3 Height (m) Direction Period (s)	—	—	—	E 16	E 16	E 16	E 16	E 16	E 16	N 8	—	E 16	NE 14	N 7	N 7	NE 14	—	E 15	—	E 14	E 14	—	—
kJ	—	—	—	5	5	5	5	5	5	4	—	5	8	1	1	8	—	4	—	4	4	—	—
Wind waves Height (m) Direction Period (s)	S 5	S 5	S 5	S 6	S 6	S 6	S 6	S 5	SSW 5	S 4	S 4	S 4	S 4	S 4	S 4	S 4	SSW 4	SSW 3	SSW 5	—	SE 4	—	—
kJ	58	46	46	100	263	264	141	78	38	26	12	10	11	16	16	7	5	2	2	—	1	—	—
Nearest Offshore or Glassy	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cement Factory Sumbawa	Lang Co Da Nang	Cue Dai Beach Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cement Factory Sumbawa	Cement Factory Sumbawa	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cue Dai Beach Da Nang	Cue Dai Beach Da Nang	Cue Dai Beach Da Nang	Bang Tao Phuket	Cue Dai Beach Da Nang	Jinzonglu Hainan
Rating (10 max)	2	2	2	3	2	2	1	1	1	1	1	2	2	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	425	911	471	425	0	0	0	0	0	911	911	0	0	0	425	425	425	425	1282	425	677
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
Rating (10 max)	2	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		Lang Co Da Nang	Non Nuoc 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	Binh An Da Nang	Binh An Da Nang	China Beach Da Nang	Cue Dai Beach Da Nang		China Beach Da Nang
Rating (10 max)	2	2	3		2	2	1	1	1	1	1			1	1	1	1	1	1	1		1
Header Global	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Greenmeadows New Zealand	Papatowai New Zealand	Fish Boma South Africa	Injidup Carpark Australia	Cobblestones Australia	Sea Vista South Africa	Cloudbreak Fiji	Gas Bay Australia	Gas Bay Australia	Cintsa West South Africa	Hole-in-the-Wall South Africa	Cobblestones Australia	Cobblestones Australia	Supertubes Australia	Gas Bay Australia	Gas Bay Australia	Saint Leu Reunion
Rating (10 max)	9	9	9	8	7	6	5	6	5	5	6	6	5	6	6	6	9	5	5	5	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 (13 Sep):

Short Range Forecast

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