Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 1 am 25 Oct 2026 (local time)

Forecast update in hr min

Today's Arniston sea temperature is

16.9°C

Arniston 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 Arniston today (25 Oct):

Morning surf: Morning surf (25 Oct, local time) - 2.5ft (0.8m), 9s period with SSW swell.
Afternoon surf: Afternoon surf (25 Oct, local time) - 2.5ft (0.8m), 8s period with SSW swell.
Evening surf: Evening surf (25 Oct, local time) - 2ft (0.6m), 8s period with S swell.

The current surf forecast for Arniston at 9AM is: 0.8m 9s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a South-southeast direction (forecast issued at 01:00am October 25). The wind direction is predicted to be cross-onshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (25 Oct)	2.5ft (0.8m)	9s
Afternoon (25 Oct)	2.5ft (0.8m)	8s
Evening (25 Oct)	2ft (0.6m)	8s

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

	Short Range Forecast Mostly dry. Very mild (max 18°C on Tue afternoon, min 15°C on Mon night). Wind will be generally light.
	Sunday 25								Monday 26								Tuesday 27
	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)	1	1	1	0	0	0	0	0	0	1	0	0	0	0	1	1	0	0	0	0	0	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 10	SSW 10	SW 9	SSW 8	SSW 8	SSW 8	S 8	S 8	S 7	S 7	S 7	S 7	S 7	SW 12	SW 11	SSE 10	S 9	SSE 8	ESE 5	ESE 6	ESE 6	ESE 6	SW 12	SW 9
Wave Graph
kJ	120	117	83	82	78	81	42	42	50	38	37	25	55	34	32	30	60	24	37	55	42	42	36	25
Wind (km/h)	NE	SW	SE	SE	SE	SE	ESE	ESE	SE	SSE	S	SSW	SSW	S	S	S	NE	NE	ENE	E	ESE	ESE	E	NNE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	glassy	glassy	glassy	on	on	cross-on	on	on	on	glassy	cross-on	cross	cross	cross	glassy	glassy	cross-on	cross	cross-on	cross-on	on	on	cross-on	glassy
High Tide		2:18AM1.83m				2:27PM2.03m				2:53AM1.89m				3:03PM2.07m				3:29AM1.90m				3:40PM2.04m
Low Tide				8:16AM0.14m				8:45PM-0.03m				8:52AM0.09m				9:20PM-0.05m				9:29AM0.10m				9:57PM-0.02m


	—	5:45	—	—	—	—	—	—	—	5:43	—	—	—	—	—	—	—	5:43	—	—	—	—	—	—
	—	—	—	—	—	7:00	—	—	—	—	—	—	—	7:01	—	—	—	—	—	—	—	7:02	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	15	15	16	17	17	17	16	16	16	16	17	17	17	17	17	17	16	15	16	17	18	17	16	17
Feels °C	16	15	17	15	14	15	14	15	15	16	17	14	12	14	17	18	16	15	14	13	14	14	15	18
Swell 1 Height (m) Direction Period (s)	SSW 10	SSW 10	SW 9	SSW 8	SSW 8	SSW 8	S 8	S 8	S 7	S 7	S 7	S 7	WSW 12	SW 12	S 4	SSW 5	S 9	SE 5	SW 6	SW 6	SSE 7	SE 7	ESE 5	E 5
kJ	120	117	83	82	78	81	42	42	50	38	37	24	55	34	13	8	60	16	11	10	18	13	36	25
Swell 2 Height (m) Direction Period (s)	S 8	SE 8	SSE 8	SSE 8	SSE 7	ESE 10	SW 9	SW 9	SW 9	SW 9	SW 8	SW 8	SSE 10	SSE 10	SW 11	SSE 10	WSW 11	SSE 8	SSE 9	SE 7	SSW 6	SW 9	SSE 6	SSE 6
kJ	33	16	19	12	5	11	38	39	12	26	25	25	11	20	31	30	23	24	15	12	7	14	21	23
Swell 3 Height (m) Direction Period (s)	ESE 11	ESE 10	ESE 11	ESE 11	ESE 10	SSE 8	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	WSW 12	ESE 10	ESE 10	SSE 10	WSW 11	SW 10	SW 7	WSW 11	SSE 8	SW 10	SSW 6	SW 12	SW 9
kJ	11	11	11	11	11	6	11	10	10	10	10	14	10	10	32	23	15	7	23	7	15	6	35	21
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	SSE 3	—	—	—	—	—	S 7	S 4	—	—	ESE 4	NE 3	ESE 5	ESE 6	ESE 6	ESE 6	—	—
kJ	—	—	—	—	—	—	2	—	—	—	—	—	50	20	—	—	3	2	37	55	42	42	—	—
Nearest Offshore or Glassy	Arniston Overberg	Arniston Overberg	Arniston Overberg	Buffalo Bay Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Hawston Overberg	De Kelders Overberg	De Kelders Overberg	Arniston Overberg	De Kelders Overberg	Dolphin Point Overberg	Buffalo Bay Garden Route	Gansbaai Overberg	Arniston Overberg	Arniston Overberg	Pearly Beach Overberg	Pearly Beach Overberg	De Kelders Overberg	De Kelders Overberg	Pringle Bay Overberg	Gansbaai Overberg	Pearly Beach Overberg	Arniston Overberg
Rating (10 max)	1	1	1	2	2	2	1	1	1	1	2	1	1	2	1	1	2	2	2	1	1	1	2	1
Distance (km)	0	0	0	261	246	246	107	81	81	0	81	113	261	83	0	0	76	76	81	81	135	83	76	0
Best forecast wave conditions in Overberg	Gourits Mouth	Dolphin Point	Dolphin Point				Hawston	Hawston	Vleesbaai	Voelklip	Pringle Bay	Dolphin Point		Dolphin Point	Dolphin Point	Voelklip	Pringle Bay	Voelklip	Voelklip	Pringle Bay	Pringle Bay	Koeel Bay	Onrus	Onrus
Rating (10 max)	2	2	2				1	1	1	2	2	1		2	2	2	2	2	2	1	1	1	2	2
Best forecast wave conditions in South Africa	Whispering Waves Eastern Cape - Wild Coast	Periwinkles Eastern Cape - Wild Coast	Whispering Waves Eastern Cape - Wild Coast	Kleinemonde Eastern Cape (S)	Whispering Waves Eastern Cape - Wild Coast	Gerickes Point Garden Route	Periwinkles Eastern Cape - Wild Coast	Haga-Haga Eastern Cape - Wild Coast	Goukamma River Mouth Garden Route	Country Club (African Beach) Durban/KZN South	Sea Vista Eastern Cape (S)	Dolphin Point Overberg	Doughnuts Backreef Eastern Cape (S)	Van Stadens Mouth Eastern Cape (S)	Goukamma River Mouth Garden Route	Country Club (African Beach) Durban/KZN South	Goukamma River Mouth Garden Route	Cintsa East Eastern Cape - Wild Coast	Goukamma River Mouth Garden Route	Hout Bay Cape Town	Lwandile Eastern Cape - Wild Coast	Gerickes Point Garden Route	Fish Boma Garden Route	Goukamma River Mouth Garden Route
Rating (10 max)	2	2	2	3	2	2	2	2	1	2	2	1	1	2	2	2	2	2	2	1	3	1	2	2
Header Global	Desert Point (Bangko-Bangko) Indonesia	Ahijedero Mexico	Deba Spain	Deba Spain	Vanthrax France	Playa de la Cagonera Spain	Playa de Navia Spain	Deba Spain	Deba Spain	Deba Spain	Deba Spain	Afife Portugal	Anglet - Corsaires France	Anglet - Corsaires France	Anglet - Corsaires France	Afife Portugal	Alnes Lighthouse Norway	Backdoor United States	Backdoor United States	Papa Tangaroa Chile	Papa Tangaroa Chile	Backdoor United States	Arrifana Portugal	Arrifana Portugal
Rating (10 max)	5	4	5	5	5	5	5	6	5	5	5	4	4	4	4	4	4	4	4	5	5	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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Arniston 48 hour detailed Surf Forecast

How big are the waves at Arniston today (25 Oct):

Short Range Forecast

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