Derde Steen 48 hour detailed Surf Forecast

Lat Long: 33.76° S 18.44° E

Issued: 7 pm 14 Jul 2026 (local time)

Forecast update in hr min

Today's Derde Steen sea temperature is

13.4° C

Derde Steen 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 Derde Steen today (15 Jul):

Morning surf: Morning surf (15 Jul, local time) - 3.5ft (1.1m), 17s period with SW swell.
Afternoon surf: Afternoon surf (15 Jul, local time) - 6.5ft (2.0m), 16s period with WSW swell.
Evening surf: Evening surf (15 Jul, local time) - 10ft (3.0m), 14s period with SW swell.

The current surf forecast for Derde Steen at 1AM is: 0.9m 9s primary swell from a West direction and 0.4m 18s secondary swell from a Southwest direction, 0.3m 3s secondary swell from a West-northwest direction (forecast issued at 07:00pm July 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & Date	Wave Height	Wave Period
Morning (15 Jul)	3.5ft (1.1m)	17s
Afternoon (15 Jul)	6.5ft (2.0m)	16s
Evening (15 Jul)	10ft (3.0m)	14s

Table - waves today at Derde Steen. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Very mild (max 19°C on Fri afternoon, min 13°C on Tue night). Wind will be generally light.
	Tue 14			Wednesday 15								Thursday 16								Fri 17
	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM
Rating (10 max)	0	0	2	2	2	2	3	2	3	!	!	!	!	!	4	2	3	2	3	3	3	3	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	W 10	W 10	W 9	W 9	SW 17	SW 16	WSW 17	SW 16	SW 16	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 11
Wave Graph
kJ	156	153	140	132	241	390	963	1467	3040	3326	3805	3558	2967	2681	2381	1942	1671	1261	1112	1169	1208	1017	897	773
Wind (km/h)	NNW	NW	N	NNE	NNE	NNE	NW	W	SW	SE	E	E	E	SE	SE	SSW	SW	SSE	SE	SE	SE	ESE	ESE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross-off	cross-off	cross-off	cross-off	glassy	cross-on	on	glassy	off	off	glassy	cross-off	glassy	cross-on	cross-on	cross	cross-off	cross-off	cross-off	cross-off	cross-off	glassy
High Tide	3:27PM1.56m				3:42AM1.56m				4:12PM1.61m				4:28AM1.54m				4:55PM1.63m					5:12AM1.48m
Low Tide			9:38PM0.10m				9:58AM-0.00m				10:25PM0.08m				10:40AM0.01m					11:11PM0.09m				11:20AM0.07m


	—	—	—	—	7:48	—	—	—	—	—	—	—	7:48	—	—	—	—	—	—	—	7:48	—	—	—
	5:53	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—	—	5:55	—	—	—	—	—	—	5:55
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	14	13	13	13	13	14	16	15	15	15	15	14	14	15	16	15	15	15	14	15	15	16	19
Feels °C	13	13	12	11	11	11	13	15	15	16	15	15	14	14	15	14	13	14	14	13	14	14	15	19
Swell 1 Height (m) Direction Period (s)	W 10	W 10	W 9	W 9	W 9	SW 16	WSW 17	SW 16	SW 16	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 11
kJ	156	153	140	132	129	390	963	1467	3040	3326	3805	3558	2967	2681	2381	1942	1671	1261	1112	1169	1208	1017	897	773
Swell 2 Height (m) Direction Period (s)	SW 13	S 9	SW 12	SW 18	SW 17	W 9	WSW 9	W 11	W 9	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	56	24	53	108	241	130	135	182	110	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Swell 3 Height (m) Direction Period (s)	S 9	SW 12	SW 18	SW 12	SW 12	W 11	SW 11	SW 11	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	24	53	109	52	21	41	59	137	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	NW 2	NW 2	NW 2	WNW 3	N 2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	1	1	1	2	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Van Riebeek Cape Town	Hout Bay Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Hout Bay Cape Town	Kamer Van Cape Town	Eerste Steen Cape Town	Eerste Steen Cape Town	Eerste Steen Cape Town	Eerste Steen Cape Town	Eerste Steen Cape Town	Derde Steen Cape Town	Kamer Van Cape Town	Kamer Van Cape Town	Haakgat Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town	Derde Steen Cape Town
Rating (10 max)	2	1	2	2	2	2	3	4	4	4	4	4	4	4	4	4	4	4	3	3	3	3	3	3
Distance (km)	6	32	0	0	0	0	0	32	3	1	1	1	1	1	0	3	3	1	0	0	0	0	0	0
Best forecast wave conditions in Cape Town	Van Riebeek	Dungeons	Kreefte Reef	Kreefte Reef	Dungeons	Kreefte Reef	Kreefte Reef	Dungeons	Dungeons	Sunset Beach	Sunset Beach	Sunset Beach	Dungeons	Dungeons	Dungeons	Kamer Van	The Hoek	The Hoek	The Hoek	The Hoek	The Hoek	Haakgat	The Hoek	The Hoek
Rating (10 max)	2	1	2	2	2	3	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	3
Best forecast wave conditions in South Africa	Periwinkles Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Cape St Martin West Coast	Dungeons Cape Town	Dungeons Cape Town	Cape St Martin West Coast	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Goukamma River Mouth Garden Route	Kleinemonde Eastern Cape (S)	Goukamma River Mouth Garden Route	Haga-Haga Eastern Cape - Wild Coast	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Gerickes Point Garden Route
Rating (10 max)	3	3	3	3	3	3	4	4	4	5	4	5	5	5	4	4	4	4	4	4	4	4	4	4
Header Global	Fox River New Zealand	Fox River New Zealand	Cathedral Rock Australia	Cathedral Rock Australia	Asu Indonesia	Anawhata Road (Oaonui) New Zealand	Balnarring Point Australia	Asu Indonesia	Tessellated Pavements Australia	Cape St Martin South Africa	Hell South Africa	Fish Boma South Africa	Boneyards South Africa	Boneyards South Africa	Luna Park Australia	Cobblestones Australia	Easter Reef Australia	Dunedin - Bobs Beach New Zealand	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Papatowai New Zealand	Luna Park Australia	Cannibal Bay New Zealand
Rating (10 max)	6	7	7	7	4	5	4	4	6	5	5	5	5	5	6	5	5	9	6	6	6	7	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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Derde Steen 48 hour detailed Surf Forecast

How big are the waves at Derde Steen today (15 Jul):

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