Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 7 pm 09 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 (09 Jul):

Afternoon surf: Afternoon surf (09 Jul, local time) - 10ft (3.0m), 13s period with SSW swell.
Evening surf: Evening surf (09 Jul, local time) - 10ft (3.0m), 13s period with SSW swell.

The current surf forecast for Extensions at 11PM is: 3.0m 13s primary swell from a South-southwest direction (forecast issued at 07:00pm July 09). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (09 Jul)	-	-
Afternoon (09 Jul)	10ft (3.0m)	13s
Evening (09 Jul)	10ft (3.0m)	13s

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

	Short Range Forecast Mostly dry. Very mild (max 16°C on Sat afternoon, min 13°C on Thu night). Mainly strong winds.
	Thu 9			Friday 10								Saturday 11								Sun 12
	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)	2	1	2	2	1	1	1	1	1	0	0	1	1	1	1	1	0	1	0	1	1	1	2	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 11	SSW 11	SSW 11	SSW 11	SSW 11
Wave Graph
kJ	2979	2983	2848	1793	2638	2349	2230	2081	1805	1596	1507	1450	1354	1281	1240	768	729	683	784	665	631	460	394	328
Wind (km/h)	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	off	off	cross-off
High Tide			10:42PM1.29m					11:40AM1.15m				11:57PM1.34m				12:49PM1.24m				1:04AM1.42m				1:48PM1.35m
Low Tide	4:11PM0.48m					5:23AM0.35m				5:36PM0.45m				6:34AM0.27m				6:51PM0.37m				7:35AM0.17m


	—	—	—	—	7:50	—	—	—	—	—	—	—	7:50	—	—	—	—	—	—	—	7:50	—	—	—
	5:50	—	—	—	—	—	—	—	5:51	—	—	—	—	—	—	—	5:51	—	—	—	—	—	—	5:52
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	13	13	13	13	13	13	13	14	14	14	13	13	14	14	16	16	15	14	14	14	13	14	16
Feels °C	6	6	6	6	6	5	5	4	5	4	5	4	5	6	6	8	7	7	6	8	8	7	8	10
Swell 1 Height (m) Direction Period (s)	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 13	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 12	SSW 11	SSW 11	SSW 11	SSW 11	SSW 11
kJ	2979	2983	2848	1793	2638	2349	2230	2081	1805	1596	1507	1450	1354	1281	1240	768	729	683	784	665	631	460	394	328
Swell 2 Height (m) Direction Period (s)	—	—	—	SW 14	SE 15	W 15	W 14	W 14	W 13	W 12	W 12	W 12	W 12	W 11	W 11	SW 12	SW 12	SW 12	W 12	W 11	W 11	W 11	W 11	W 11
kJ	—	—	—	1130	9	17	37	34	82	110	103	136	132	118	116	324	178	169	175	160	116	114	114	112
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	SE 15	—	—	—	W 8	W 8	—	—	SW 20	S 20	W 11	W 12	W 12	SW 18	WSW 17	SW 16	SW 16	SW 16	SW 16
kJ	—	—	—	—	—	9	—	—	—	1	1	—	—	15	7	152	172	178	12	28	41	40	40	39
Wind waves Height (m) Direction Period (s)	SSE 5	—	SE 5	SE 5	SE 5	SSE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 6	SE 7	SE 7	SE 8
kJ	61	—	68	59	91	154	154	189	257	292	320	266	287	278	256	219	239	256	236	220	213	263	331	313
Nearest Offshore or Glassy	Heaven West Coast	Koeel Bay Overberg	Moonlight Bay Overberg	Moonlight Bay Overberg	Moonlight Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Sandy Bay Cape Town	Koeel Bay Overberg	Koeel Bay Overberg	The Hoek Cape Town	The Hoek Cape Town	The Hoek Cape Town	Kakapo Cape Town	Noordhoek Cape Town	The Hoek Cape Town	Noordhoek Cape Town	Boneyards Cape Town	The Boiler Cape Town	The Boiler Cape Town	The Boiler Cape Town	The Boiler Cape Town
Rating (10 max)	4	4	4	4	4	4	4	4	3	3	3	3	4	4	4	4	4	4	4	3	3	3	3	2
Distance (km)	187	37	33	33	33	37	37	37	37	37	37	37	30	30	30	26	27	30	27	26	25	25	25	25
Best forecast wave conditions in Cape Town		Kamer Van	Kreefte Reef	Haakgat	Sollys	Kreefte Reef	Kreefte Reef	Haakgat	Haakgat	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Beach Road	Kreefte Reef	Kreefte Reef	The Hoek	The Hoek	Thermopylae	The Hoek	Kreefte Reef
Rating (10 max)		4	4	5	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3
Best forecast wave conditions in South Africa	Super Tubes Eastern Cape (S)	Fish Boma 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	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves 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	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast	Haga-Haga Eastern Cape - Wild Coast	Igoda Eastern Cape - Wild Coast	Gerickes Point Garden Route
Rating (10 max)	5	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3
Header Global	Baler - Lindy's Point Philippines	Weld Road New Zealand	Boneyards South Africa	Kaifu Rivermouth Japan	Barbel Point South Africa	Barbel Point South Africa	Papatowai New Zealand	Bruces Beauties South Africa	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Injidup Carpark Australia	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Saint Leu Reunion	Chameau Mauritius
Rating (10 max)	6	6	6	6	5	5	6	5	6	7	5	5	5	5	4	5	6	6	5	5	5	5	5	4

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

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Extensions 48 hour detailed Surf Forecast

How big are the waves at Extensions today (09 Jul):

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