Arniston 48 hour detailed Surf Forecast

Lat Long: 34.69° S 20.23° E

Issued: 7 am 29 Oct 2026 (local time)

Forecast update in hr min

Today's Arniston sea temperature is

17.7°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 (29 Oct):

Morning surf: Morning surf (29 Oct, local time) - 4.5ft (1.3m), 15s period with SW swell.
Afternoon surf: Afternoon surf (29 Oct, local time) - 3.5ft (1.1m), 14s period with SW swell.
Evening surf: Evening surf (29 Oct, local time) - 2.5ft (0.8m), 13s period with SW swell.

The current surf forecast for Arniston at 3PM is: 1.1m 14s primary swell from a Southwest direction and 0.8m 9s secondary swell from a Southeast direction, 0.6m 7s secondary swell from a East-southeast direction (forecast issued at 07:00am October 29). The wind direction is predicted to be onshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (29 Oct)	4.5ft (1.3m)	15s
Afternoon (29 Oct)	3.5ft (1.1m)	14s
Evening (29 Oct)	2.5ft (0.8m)	13s

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

	Short Range Forecast Light rain (total 2mm), mostly falling on Sat night. Warm (max 20°C on Sat morning, min 17°C on Thu morning). Wind will be generally light.
	Thursday 29							Friday 30								Saturday 31
	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	0	0	0	0	1	1	2	1	0	0	0	0	1	1	1	1	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 15	SW 15	SW 14	SW 14	SW 14	SW 13	SW 13	SW 13	SW 12	SW 12	SSW 12	SW 12	SW 14	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	SW 13	SW 14
Wave Graph
kJ	704	704	529	667	492	242	242	326	216	212	255	212	248	172	152	149	143	140	116	119	113	173	221
Wind (km/h)	ENE	ENE	ESE	SE	ESE	ESE	E	SE	E	ESE	SE	SSE	SE	ESE	ESE	ESE	ESE	ESE	SE	SE	SSE	S	S
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	on	on	on	on	on	on	on	on	cross-on	cross-on	cross-on	on	on	on	on	on	cross-on	cross-on	cross-on	cross-on	cross-on
High Tide						5:03PM1.81m				5:36AM1.65m				5:53PM1.62m				6:34AM1.51m				6:57PM1.43m
Low Tide			10:51AM0.26m					11:22PM0.22m				11:41AM0.40m				00:13AM0.38m				12:46PM0.56m


	5:41	—	—	—	—	—	—	—	5:39	—	—	—	—	—	—	—	5:39	—	—	—	—	—	—
	—	—	—	—	7:05	—	—	—	—	—	—	—	7:06	—	—	—	—	—	—	—	7:06	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	16	17	19	19	19	18	18	18	17	18	19	19	19	18	18	19	19	20	20	20	20	19	19
Feels °C	15	15	17	16	17	17	18	19	17	18	18	18	19	19	19	19	19	20	19	19	18	18	18
Swell 1 Height (m) Direction Period (s)	SW 15	SW 15	SW 14	SW 14	SW 14	ESE 9	ESE 10	SW 13	ESE 10	ESE 11	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	SW 13	SW 14
kJ	704	704	529	667	492	129	171	326	166	176	142	148	179	172	148	148	143	140	116	119	113	173	221
Swell 2 Height (m) Direction Period (s)	SE 9	SE 8	ESE 7	SE 9	S 6	SW 13	SW 13	ESE 10	SW 12	SW 12	SSW 12	SW 12	SW 14	SW 12	SW 12	SW 12	SW 12	WSW 12	WSW 12	WSW 12	WSW 12	ESE 10	E 8
kJ	59	54	57	93	10	242	242	171	216	212	255	212	248	152	152	149	112	88	91	96	52	81	63
Swell 3 Height (m) Direction Period (s)	S 6	S 6	S 6	—	SE 11	SSW 13	SSW 13	S 16	S 6	S 6	SW 16	SW 15	SSW 12	SSW 12	SSW 12	SSW 11	SSW 11	SSW 11	SSW 11	SSW 10	SSW 10	E 8	SSW 6
kJ	17	17	11	—	31	201	151	21	3	3	10	77	117	115	75	70	48	48	47	73	39	33	21
Wind waves Height (m) Direction Period (s)	E 7	E 7	—	ESE 7	ESE 9	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	36	33	—	34	121	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	De Kelders Overberg	Pearly Beach Overberg	De Kelders Overberg	Dumps Cape Town	Gerickes Point Garden Route	De Kelders Overberg	Pearly Beach Overberg	De Kelders Overberg	De Kelders Overberg	De Kelders Overberg	Ding Dangs Garden Route	Ding Dangs Garden Route	Ding Dangs Garden Route	De Kelders Overberg	De Kelders Overberg	De Kelders Overberg	De Kelders Overberg	De Kelders Overberg	Ding Dangs Garden Route	Ding Dangs Garden Route	Ding Dangs Garden Route	De Kelders Overberg	De Kelders Overberg
Rating (10 max)	4	4	4	4	4	4	4	3	3	3	1	1	1	3	3	3	3	3	1	1	1	3	4
Distance (km)	81	76	81	184	246	81	76	81	81	81	183	183	183	81	81	81	81	81	183	183	183	81	81
Best forecast wave conditions in Overberg	Voelklip	Pringle Bay	De Kelders			Voelklip	Voelklip	Vleesbaai	Gourits Mouth	Hawston				De Kelders	Voelklip	Voelklip	Voelklip	Gansbaai				De Kelders	De Kelders
Rating (10 max)	4	4	4			4	4	3	3	3				3	3	3	3	3				3	4
Best forecast wave conditions in South Africa	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Stompneus West Coast	Gerickes Point Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Hell West Coast	Santos Reef Garden Route	Santos Reef Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Queensberry Bay Eastern Cape - Wild Coast	Goukamma River Mouth Garden Route	Tubes Eastern Cape (S)	Gerickes Point Garden Route	Gerickes Point Garden Route	Sea Vista Eastern Cape (S)	Periwinkles Eastern Cape - Wild Coast
Rating (10 max)	4	4	4	4	4	4	4	4	4	3	4	2	2	3	3	3	4	3	2	3	2	3	4
Header Global	Quarantine Australia	Blackfellows Australia	Ahijedero Mexico	Easter Reef Australia	Dunedin - Cob Cottage New Zealand	Shipstern Bluff Australia	Easter Reef Australia	Easter Reef Australia	Tahai Chile	Lebu Chile	Buchupureo Chile	Nine Mile New Zealand	Mangahume New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Buchupureo Chile	Papatowai New Zealand	Papatowai New Zealand	Afife Portugal	St Vincent Left New Caledonia	Ahijedero Mexico	Anawhata Road (Oaonui) New Zealand	Afife Portugal
Rating (10 max)	5	5	4	5	6	9	5	5	5	5	5	6	6	7	6	5	5	5	4	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 (29 Oct):

Short Range Forecast

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