Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 7 am 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):

Morning surf: Morning surf (09 Jul, local time) - 10ft (3.0m), 14s period with SSW swell.
Afternoon surf: Afternoon surf (09 Jul, local time) - 10ft (3.0m), 13s period with SW swell.
Evening surf: Evening surf (09 Jul, local time) - 10ft (3.0m), 13s period with SSW swell.

The current surf forecast for Extensions at 1PM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 07:00am July 09). An open ocean swell of 0.9m 4s 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)	10ft (3.0m)	14s
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 17°C on Sat afternoon, min 13°C on Thu morning). Winds decreasing (strong winds from the SE on Fri night, moderate winds from the ESE by Sat night).
	Thursday 9							Friday 10								Saturday 11								Sun 12
	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	2 AM
Rating (10 max)	3	3	3	2	2	2	2	2	2	2	1	1	1	0	1	1	1	2	2	1	1	2	2	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 14	SW 14	SSW 14	SW 13	SW 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 11	SSW 11	SSW 12	SSW 11
Wave Graph
kJ	3716	3324	3220	2723	2422	3068	2848	1793	2805	2507	2313	2049	1805	1596	1507	1507	1333	1281	1240	768	716	691	770	653
Wind (km/h)	SE	SE	SE	SE	SE	SE	SE	SE	ESE	SE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	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	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	cross-off	cross-off	off	off	off
High Tide			10:19AM1.10m				10:42PM1.29m					11:40AM1.15m				11:57PM1.34m				12:49PM1.24m				1:04AM1.42m
Low Tide	4:04AM0.39m				4:11PM0.48m					5:23AM0.35m				5:36PM0.45m				6:34AM0.27m				6:51PM0.37m


	7:52	—	—	—	—	—	—	—	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	13	13	13	13	14	14	13	13	13	13	13	16	17	15	14	13
Feels °C	6	6	6	6	6	6	6	6	7	6	5	5	5	5	5	5	6	6	6	9	9	8	8	8
Swell 1 Height (m) Direction Period (s)	SW 14	SW 14	SSW 14	SW 13	SW 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 11	SSW 11	SSW 12	SSW 11
kJ	3716	3324	3220	2723	2422	3068	2848	1793	2805	2507	2313	2049	1805	1596	1507	1507	1333	1281	1240	768	716	691	770	653
Swell 2 Height (m) Direction Period (s)	S 11	—	—	—	—	—	—	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	W 12	W 12	W 11
kJ	85	—	—	—	—	—	—	1130	9	17	37	60	82	110	141	136	132	118	152	324	178	178	175	160
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	SE 15	—	—	—	—	W 8	—	—	SW 20	S 20	W 11	W 12	SW 12	SW 18	SW 17
kJ	—	—	—	—	—	—	—	—	—	9	—	—	—	—	1	—	—	15	7	152	169	175	12	45
Wind waves Height (m) Direction Period (s)	—	SE 4	—	SE 4	SSE 4	—	SE 5	SE 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 7	SE 6
kJ	—	34	—	28	35	—	66	49	55	94	143	170	207	266	269	248	256	236	244	190	184	233	215	150
Nearest Offshore or Glassy	Koeel Bay Overberg	Moonlight Bay Overberg	Moonlight Bay Overberg	De Kelders Overberg	Ding Dangs Garden Route	Koeel Bay Overberg	Moonlight Bay Overberg	Moonlight Bay Overberg	The Hoek Cape Town	Moonlight Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	Koeel Bay Overberg	The Hoek Cape Town	Noordhoek Cape Town	Kakapo Cape Town	Boneyards Cape Town	The Boiler Cape Town	The Boiler Cape Town	Kakapo Cape Town	Scarborough Point Cape Town	Scarborough Point Cape Town
Rating (10 max)	4	4	4	4	3	4	4	4	4	4	4	4	3	3	3	4	4	4	4	4	4	3	3	3
Distance (km)	37	33	33	87	337	37	33	33	30	33	37	37	37	37	37	30	27	26	26	25	25	26	18	18
Best forecast wave conditions in Cape Town	Sollys	Sollys	Sollys			Kamer Van	Haakgat	Big Bay	Kreefte Reef	Kreefte Reef	Kreefte Reef	Haakgat	Haakgat	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Kreefte Reef	Captains	Beach Road	Captains	Van Riebeek	The Hoek
Rating (10 max)	5	5	5			4	4	5	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Best forecast wave conditions in South Africa	Whispering Waves Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Gerickes Point Garden Route	Super Tubes Eastern Cape (S)	Whispering Waves Eastern Cape - Wild Coast	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	Whispering Waves Eastern Cape - Wild Coast	Doring Bay West Coast	Gerickes Point Garden Route	Fish Boma Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast
Rating (10 max)	4	4	5	5	5	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	4
Header Global	Lucky Point Philippines	Lucky Point Philippines	Papatowai New Zealand	Trial Harbour Australia	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	Boneyards South Africa	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Frigates Fiji	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Etang-Sale Reunion
Rating (10 max)	9	9	6	6	6	6	6	6	5	5	6	5	6	7	8	5	5	5	4	4	7	6	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)

Latest Updates

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Extensions 48 hour detailed Surf Forecast

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

Short Range Forecast

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