Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 1 am 28 Jul 2026 (local time)

Forecast update in hr min

Today's Extensions sea temperature is

15.7° C

Extensions 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 Extensions today (28 Jul):

Morning surf: Morning surf (28 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
Afternoon surf: Afternoon surf (28 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
Evening surf: Evening surf (28 Jul, local time) - 7ft (2.2m), 14s period with SW swell.

The current surf forecast for Extensions at 7AM is: 2.5m 15s primary swell from a Southwest direction (forecast issued at 01:00am July 28). An open ocean swell of 2.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (28 Jul)	8ft (2.5m)	14s
Afternoon (28 Jul)	8ft (2.5m)	14s
Evening (28 Jul)	7ft (2.2m)	14s

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

	Short Range Forecast Mostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Tue night). Winds decreasing (near gales from the ESE on Tue afternoon, calm by Wed afternoon).
	Tuesday 28								Wednesday 29								Thursday 30
	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	5 PM	8 PM	11 PM
Rating (10 max)	0	0	0	0	0	0	1	1	2	2	3	4	4	4	4	4	4	3	3	3	3	2	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13
Wave Graph
kJ	3375	2919	2742	2667	2630	2284	2020	1733	1591	1346	1144	1162	1200	1200	1200	1182	1083	905	905	821	821	732	683	683
Wind (km/h)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	ESE	SW	S	ESE	E	E	E	E	SE	SE	ESE	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	off	off	off	off	off	off	glassy	cross-off	off	off	off	off	off	cross-off	cross-off	off	off
High Tide		2:33AM1.32m				3:03PM1.35m				3:07AM1.38m				3:33PM1.43m				3:38AM1.42m				4:03PM1.49m
Low Tide				8:53AM0.23m				9:09PM0.31m				9:22AM0.17m				9:40PM0.26m				9:51AM0.13m				10:11PM0.22m


	—	7:43	—	—	—	—	—	—	—	7:41	—	—	—	—	—	—	—	7:41	—	—	—	—	—	—
	—	—	—	—	—	6:01	—	—	—	—	—	—	—	6:02	—	—	—	—	—	—	—	6:04	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	14	14	14	14	15	15	14	13	12	12	12	12	15	17	16	15	14	14	14	15	16	18	18	16
Feels °C	4	4	4	3	4	4	4	5	5	6	7	8	13	16	14	12	11	11	11	12	13	15	15	13
Swell 1 Height (m) Direction Period (s)	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13	SW 13
kJ	3375	2919	2742	2667	2630	2284	2020	1733	1591	1346	1144	1162	1200	1200	1200	1182	1083	905	905	821	821	732	683	683
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	SE 7	SE 7	SE 7	—	—	SE 6	SE 7	SE 7	SE 8	SE 7	SE 6	SE 6	SE 6
kJ	—	—	—	—	—	—	—	—	—	—	—	113	86	61	—	—	54	43	52	55	41	31	32	58
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	SE 7	ESE 7	ESE 7	SE 6	SE 6	ESE 7	ESE 7	ESE 8	ESE 8	SE 7	ESE 7	ESE 7	ESE 7
kJ	556	547	526	556	572	572	449	368	344	305	234	169	262	175	51	54	165	159	193	198	126	93	160	230
Nearest Offshore or Glassy	Dumps Cape Town	Dumps Cape Town	Strand (Pipe) Cape Town	Dumps Cape Town	Off The Wall Cape Town	The Wedge Cape Town	Sandy Bay Cape Town	Koeel Bay Overberg	Boneyards Cape Town	The Boiler Cape Town	Scarborough Point Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Extensions Cape Town	Olifants Bos Cape Town	Extensions Cape Town	Extensions Cape Town
Rating (10 max)	4	4	4	4	4	3	4	3	4	4	4	4	4	4	4	4	4	3	3	3	3	3	3	3
Distance (km)	51	51	42	51	48	47	37	37	26	25	18	0	0	0	0	0	0	0	0	0	0	12	0	0
Best forecast wave conditions in Cape Town	Big Bay	Haakgat	Kamer Van	Kamer Van	Haakgat	Haakgat	Haakgat	Haakgat	Van Riebeek	Kreefte Reef	Kreefte Reef	Van Riebeek	Sunset	Beach Road	Captains	Van Riebeek	Sunset	Kreefte Reef	Dias Beach	Kreefte Reef	Beach Road	Beach Road	Van Riebeek	Kreefte Reef
Rating (10 max)	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	4	3	3	3	3	3
Best forecast wave conditions in South Africa	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Haga-Haga Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Fish Boma Garden Route	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast
Rating (10 max)	6	5	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Header Global	Fish Boma South Africa	Cape St Martin South Africa	Cape St Martin South Africa	Etang-Sale Reunion	Punta Palmilla Mexico	Chameau Mauritius	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Ahijedero Mexico	Ahijedero Mexico	Point Roadnight Australia	Point Roadnight Australia	Ala Moana Bowls United States	Bancoora Australia	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Asu Indonesia	Asu Indonesia
Rating (10 max)	6	5	5	5	6	5	5	5	5	5	4	4	7	5	4	4	4	4	4	4	4	4	4	4

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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Extensions 48 hour detailed Surf Forecast

How big are the waves at Extensions today (28 Jul):

Short Range Forecast

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