Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 12 am 17 Sep 2026 (local time)

Forecast update in hr min

Today's Dark Reef sea temperature is

29.2°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 (17 Sep):

Morning surf: Morning surf (17 Sep, local time) - 2.5ft (0.7m), 8s period with NNE swell.
Afternoon surf: Afternoon surf (17 Sep, local time) - 2ft (0.6m), 8s period with NE swell.
Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.8m), 8s period with NE swell.

The current surf forecast for Dark Reef at 3AM is: 0.8m 8s primary swell from a Northeast direction and 0.2m 8s secondary swell from a North-northeast direction, 0.6m 7s secondary swell from a North-northeast direction (forecast issued at 12:00am September 17). The wind direction is predicted to be offshore.

Time (+07) & Date	Wave Height	Wave Period
Morning (17 Sep)	2.5ft (0.7m)	8s
Afternoon (17 Sep)	2ft (0.6m)	8s
Evening (17 Sep)	2.5ft (0.8m)	8s

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

	Short Range Forecast Heavy rain (total 23mm), heaviest during Wed night. Warm (max 29°C on Thu morning, min 25°C on Thu night). Wind will be generally light.
	Thursday 17								Friday 18								Saturday 19
	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	1	1	1	1	0	0	0	0	0	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 7	NE 7	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 8	NE 8	NE 8	NE 8
Wave Graph
kJ	55	93	75	51	54	86	93	93	90	90	75	75	78	68	95	95	95	78	78	80	80	64	78	63
Wind (km/h)	NW	W	WNW	ESE	SE	SE	SSE	WSW	WNW	WNW	NNW	ENE	ENE	ENE	NE	NNE	NW	NW	NW	ENE	ENE	NE	NNE	NNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	off	glassy	cross-on	cross-on	cross-on	cross-on	glassy	off	cross-off	cross-off	cross-on	on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross-on	cross-off
High Tide	00:04AM1.38m								00:27AM1.40m								00:58AM1.39m
Low Tide				8:42AM0.38m								9:55AM0.38m									11:25AM0.37m


	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—	—	5:31	—	—	—	—	—	—
	—	—	—	—	—	5:43	—	—	—	—	—	—	—	5:42	—	—	—	—	—	—	—	5:40	—	—
mm	1	1	—	—	1	2	2	2	1	1	—	—	—	1	4	2	1	—	—	—	—	—	—	1
Temp °C	26	26	26	29	29	29	28	27	26	25	26	29	29	28	27	27	26	25	26	29	29	29	28	27
Feels °C	30	30	30	33	32	33	33	32	30	29	30	32	32	31	31	32	30	29	30	32	31	32	32	31
Swell 1 Height (m) Direction Period (s)	NE 8	NE 8	NE 8	NE 7	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 8	NE 8	NE 8	NE 8	NE 8
kJ	55	93	75	51	14	86	93	93	90	90	75	75	78	68	95	95	95	78	78	80	80	64	78	63
Swell 2 Height (m) Direction Period (s)	NE 8	NNE 8	NNE 8	NE 8	NNE 9	NE 14	E 13	E 16	S 5	S 5	S 6	SSW 6	SSW 6	SSW 6	SSW 5	SSW 5	SSW 5	SSW 5	SSW 5	S 5	S 5	SSW 6	SSW 6	SSW 6
kJ	17	6	6	14	8	8	3	5	1	1	2	3	6	6	6	6	6	6	3	2	2	7	7	7
Swell 3 Height (m) Direction Period (s)	E 13	NE 13	NE 14	NE 9	NE 14	S 6	E 16	S 5	E 16	E 15	NE 15	NE 15	NE 16	NE 15	NE 15	NE 14	NE 14	NE 14	ENE 14	ENE 14	ENE 14	ENE 14	ENE 14	ENE 13
kJ	3	7	7	13	8	1	5	1	5	4	9	9	9	9	8	8	8	8	20	20	20	20	19	18
Wind waves Height (m) Direction Period (s)	NNE 8	NNE 7	NNE 8	NNE 8	NE 7	—	—	—	—	—	—	—	NE 2	NE 3	—	—	—	—	—	—	—	NE 3	NNE 3	—
kJ	45	43	67	44	54	—	—	—	—	—	—	—	1	5	—	—	—	—	—	—	—	2	2	—
Nearest Offshore or Glassy	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Virac Harbour Catanduanes	Mona Liza Point West Luzon	Hon Chong Beach Break Khánh Hoà	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	Badoc Island Lefts West Luzon	Nam O Point Da Nang	Hon Chong Beach Break Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cobra Reef - Cemento West Luzon	Cobra Reef - Cemento West Luzon	Malaking Gasang (Baler) West Luzon	Badoc Island Lefts West Luzon	Dark Reef Khánh Hoà
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	425	1635	1296	13	0	0	0	0	425	1395	1363	455	13	0	0	0	1395	1395	1400	1363	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					Hon Chong Beach Break	Dark Reef	Dark Reef	Dark Reef					Dark Reef
Rating (10 max)	1	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	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	My Khe / Da Nang 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
Rating (10 max)	1	1	1	1			1	1	1	1	1	1			1	1	1	1	1					1
Header Global	Taapuna French Polynesia	Grindavik Antenas Iceland	Grindavik Antenas Iceland	Papatowai New Zealand	Haapiti French Polynesia	Papatowai New Zealand	Charleston New Zealand	Anawhata Road (Oaonui) New Zealand	Anawhata Road (Oaonui) New Zealand	Graveyards New Zealand	Guns Namibia	Bancoora Australia	Papatowai New Zealand	Papatowai New Zealand	Cannibal Bay New Zealand	Shingles New Zealand	Playa Aguilera Spain	Cathedral Rock Australia	Cathedral Rock Australia	Papatowai New Zealand	May's Point Australia	Luna Park Australia	Easter Reef Australia	Trial Harbour Australia
Rating (10 max)	5	5	5	5	5	7	5	5	5	5	5	4	9	8	5	5	5	6	6	6	5	5	5	9

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 (17 Sep):

Short Range Forecast

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