Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 1 pm 31 Oct 2026 (local time)

Forecast update in hr min

Today's Extensions sea temperature is

17.6°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 (31 Oct):

Morning surf: Morning surf (31 Oct, local time) - 6ft (1.8m), 11s period with WSW swell.
Afternoon surf: Afternoon surf (31 Oct, local time) - 5.5ft (1.7m), 11s period with WSW swell.
Evening surf: Evening surf (31 Oct, local time) - 6ft (1.8m), 13s period with SW swell.

The current surf forecast for Extensions at 9PM is: 1.8m 13s primary swell from a Southwest direction and 1.3m 12s secondary swell from a West direction, 0.9m 5s secondary swell from a South direction (forecast issued at 01:00pm October 31). The wind direction is predicted to be cross-shore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (31 Oct)	6ft (1.8m)	11s
Afternoon (31 Oct)	5.5ft (1.7m)	11s
Evening (31 Oct)	6ft (1.8m)	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 15°C on Sun night). Winds decreasing (strong winds from the SE on Mon night, calm by Tue morning).
	Sat 31					Sunday 1								Monday 2
	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)	2	0	1	2	1	3	2	3	3	3	2	2	2	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 11	WSW 11	WSW 12	SW 13	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 11
Wave Graph
kJ	799	800	705	1116	1401	2020	2284	2063	1723	1697	1626	1357	1150	706	625	625	604	633	447	382	375
Wind (km/h)	SSE	S	S	S	S	SSE	S	SSE	SSE	SSE	SSE	SE	SE	SE	SE	SSE	SSE	SSE	SE	SE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross	cross	cross	cross	cross-off	cross	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
High Tide				7:05PM1.19m				7:58AM1.19m					8:35PM1.09m				9:34AM1.18m				10:18PM1.08m
Low Tide		12:52PM0.42m				1:27AM0.41m					2:24PM0.51m				2:57AM0.48m				4:12PM0.49m


	—	—	—	—	—	—	5:45	—	—	—	—	—	—	—	5:43	—	—	—	—	—	—
	—	—	7:13	—	—	—	—	—	—	—	7:14	—	—	—	—	—	—	—	7:15	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	17	17	16	16	16	16	16	17	17	17	17	16	16	16	15	15	15	15	15	15	16
Feels °C	15	13	13	13	12	13	12	13	13	13	12	11	10	10	8	8	8	8	8	8	9
Swell 1 Height (m) Direction Period (s)	WSW 11	WSW 11	WSW 12	SW 13	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 13	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 12	SW 11	SW 11	SW 11
kJ	799	800	705	1116	1401	2020	2284	2063	1723	1697	1626	1357	1150	706	625	625	604	633	447	382	375
Swell 2 Height (m) Direction Period (s)	ESE 10	SSW 10	SW 14	W 11	W 12	W 12	W 12	W 12	W 12	W 12	ESE 9	W 11	W 11	W 11	W 11	W 11	SE 12	SE 12	W 18	W 16	SW 15
kJ	9	67	218	510	416	105	141	103	102	71	17	38	37	37	37	37	6	5	6	5	9
Swell 3 Height (m) Direction Period (s)	NW 11	ESE 9	SSW 10	NW 11	W 11	SE 9	SE 9	SE 9	SE 9	SE 9	—	E 14	—	SE 13	SE 13	SE 12	W 18	W 18	W 18	—	W 16
kJ	5	8	65	5	2	3	3	3	3	22	—	4	—	7	7	6	6	6	6	—	5
Wind waves Height (m) Direction Period (s)	S 4	S 5	S 5	S 5	S 5	S 5	SE 10	SE 9	SE 5	—	—	—	SE 4	S 6	S 6	S 6	S 6	SSE 6	S 6	SSE 5	SSE 6
kJ	17	40	52	42	33	23	44	42	8	—	—	—	29	185	247	190	149	106	139	122	164
Nearest Offshore or Glassy	Olifants Bos Cape Town	Struisbaai Overberg	Gourits Mouth Overberg	Long Beach Cape Town	Long Beach Cape Town	Long Beach Cape Town	Long Beach Cape Town	Long Beach Cape Town	Long Beach Cape Town	Brak River Garden Route	Ding Dangs Garden Route	Pringle Bay Overberg	Pringle Bay Overberg	Moonlight Bay Overberg	Moonlight Bay Overberg	Koeel Bay Overberg	Ding Dangs Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Hawston Overberg	Koeel Bay Overberg
Rating (10 max)	3	2	2	3	3	4	4	4	3	3	1	3	3	4	2	2	1	3	3	3	1
Distance (km)	12	155	315	26	26	26	26	26	26	340	337	34	34	33	33	37	337	400	400	61	37
Best forecast wave conditions in Cape Town	Beach Road			Long Beach	Long Beach	Long Beach	Long Beach	Long Beach	Long Beach					Bikini Beach (Gordon's Bay)	Kamer Van	Sollys					Captains
Rating (10 max)	3			3	3	4	4	4	3					2	3	3					2
Best forecast wave conditions in South Africa	Leftovers Eastern Cape (S)	Tubes Eastern Cape (S)	Haga-Haga Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Hawston Overberg	Long Beach Cape Town	Long Beach Cape Town	Pringle Bay Overberg	Outer Pool Garden Route	Kromme Rivermouth Eastern Cape (S)	Leftovers Eastern Cape (S)	Leftovers Eastern Cape (S)	Fish Boma Garden Route	Koeel Bay Overberg	Fish Boma Garden Route	Fish Boma Garden Route	Sea Vista Eastern Cape (S)	Gerickes Point Garden Route	Gerickes Point Garden Route	Fish Boma Garden Route	Haga-Haga Eastern Cape - Wild Coast
Rating (10 max)	3	2	4	3	4	4	4	4	3	4	4	4	4	4	3	3	4	3	3	3	3
Header Global	Ouano Lefts New Caledonia	Weld Road New Zealand	Ahijedero Mexico	Niyodo Rivermouth Japan	Afife Portugal	Niyodo Rivermouth Japan	Niyodo Rivermouth Japan	Afife Portugal	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Chuns and Jocks Reefs United States	Trial Harbour Australia	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States
Rating (10 max)	5	5	4	5	4	5	5	4	4	4	4	5	5	4	4	4	5	5	5	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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Extensions 48 hour detailed Surf Forecast

How big are the waves at Extensions today (31 Oct):

Short Range Forecast

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