Dark Reef 48 hour detailed Surf Forecast

Lat Long: 12.16° N 109.20° E

Issued: 6 pm 17 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 (17 Oct):

Afternoon surf: Afternoon surf (17 Oct, local time) - 3ft (0.9m), 8s period with NE swell.
Evening surf: Evening surf (17 Oct, local time) - 3ft (0.9m), 8s period with NE swell.

The current surf forecast for Dark Reef at 9PM is: 0.9m 8s primary swell from a Northeast direction (forecast issued at 06:00pm October 17). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (+07) & Date	Wave Height	Wave Period
Morning (17 Oct)	-	-
Afternoon (17 Oct)	3ft (0.9m)	8s
Evening (17 Oct)	3ft (0.9m)	8s

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

	Short Range Forecast Heavy rain (total 23mm), heaviest during Sat afternoon. Warm (max 29°C on Sun morning, min 25°C on Sat night). Wind will be generally light.
	Sat 17			Sunday 18								Monday 19
	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)	0	0	1	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 8	NE 5	NE 8	NE 9
Wave Graph
kJ	129	129	112	149	129	126	120	128	141	141	125	111	111	111	94	110	59	46	126
Wind (km/h)	NE	N	NNW	NNW	NNW	NNW	NE	NE	NE	NNE	NNW	NW	NW	NNW	NE	NNE	NE	N	NNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-on	cross-on	cross-on	cross	cross-off
High Tide				00:06AM1.43m								00:45AM1.38m
Low Tide								10:21AM0.32m								11:32AM0.34m


	—	—	—	—	5:33	—	—	—	—	—	—	—	5:33	—	—	—	—	—	—
	5:23	—	—	—	—	—	—	—	5:22	—	—	—	—	—	—	—	5:22	—	—
mm	3	4	2	1	—	—	—	1	1	2	2	—	—	—	—	2	2	2	—
Temp °C	28	27	26	25	25	26	29	28	28	27	26	25	25	25	28	29	28	27	26
Feels °C	31	30	29	28	28	30	32	29	30	31	29	28	28	28	30	31	30	31	30
Swell 1 Height (m) Direction Period (s)	—	NE 8	NE 8	NE 8	NE 8	NE 8	NE 8	E 13	E 13	—	NE 8	NE 8	NE 8	NE 8	SE 5	SE 5	SE 5	NE 8	NE 9
kJ	—	129	112	149	129	126	120	4	3	—	125	111	111	111	1	1	1	46	126
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	—	E 13	E 13	—	—	—	E 13	E 13	E 13	E 13	—	—	E 6	E 6
kJ	—	—	—	—	—	—	4	4	—	—	—	3	3	3	3	—	—	6	11
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	SE 5	E 13	—	—	SE 5	SE 5
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	1	3	—	—	1	1
Wind waves Height (m) Direction Period (s)	NE 8	—	NNW 3	N 3	N 3	N 3	—	NE 8	NE 8	NE 8	—	N 4	N 4	N 4	NE 8	NE 8	NE 5	NE 5	N 4
kJ	129	—	3	6	6	5	—	128	141	141	—	7	14	16	94	110	59	33	9
Nearest Offshore or Glassy	Cement Factory Sumbawa	Cue Dai Beach Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Cue Dai Beach Da Nang	Cement Factory Sumbawa	Cement Factory Sumbawa	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	Virac Harbour Catanduanes	Virac Harbour Catanduanes	Cue Dai Beach Da Nang	Dark Reef Khánh Hoà
Rating (10 max)	1	1	1	1	1	1	1	2	2	1	1	1	1	1	1	1	1	1	1
Distance (km)	911	425	0	0	0	0	425	911	911	436	0	0	0	0	425	1635	1635	425	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
Rating (10 max)			1	1	1	1					1	1	1	1					1
Best forecast wave conditions in Vietnam		Lang Co Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Non Nuoc Da Nang			China Beach Da Nang	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Dark Reef Khánh Hoà	Binh An Da Nang			Lang Co Da Nang	Dark Reef Khánh Hoà
Rating (10 max)		1	1	1	1	1	1			1	1	1	1	1	1			1	1
Header Global	Dunedin - Bobs Beach New Zealand	Baterias Peru	Ahijedero Mexico	Ahijedero Mexico	Pascuales Mexico	Pascuales Mexico	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Nugget Point New Zealand	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Asu Indonesia	Trial Harbour Australia	Ahijedero Mexico	Ahijedero Mexico	Kaka Point New Zealand	Brims Ness United Kingdom	Brims Ness United Kingdom
Rating (10 max)	5	4	4	5	9	9	6	7	5	4	4	4	4	5	4	4	5	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)

Latest Updates

Ben Mondy

Six Sun-Soaked Summer Surf Spots: Backed by 20 years of Swell and Wind Stats (and with our 20% Summer Subscription Sale)

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dark Reef surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Dark Reef 48 hour detailed Surf Forecast

How big are the waves at Dark Reef today (17 Oct):

Short Range Forecast

Latest Updates

Surf-Forecast Now Has Webcams

Road Testing the new Db Surf Roller Pro

Summer's Short. Life Is Long.

Roadsurfing in the Basque country

Six Sun-Soaked Summer Surf Spots: Backed by 20 years of Swell and Wind Stats (and with our 20% Summer Subscription Sale)

FREE! Surf-Forecast.com widget for your website