Big Bay 48 hour detailed Surf Forecast

Lat Long: 33.79° S 18.46° E

Issued: 1 am 30 Oct 2026 (local time)

Forecast update in hr min

Today's Big Bay sea temperature is

15.0°C

Big Bay 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 Big Bay today (30 Oct):

Morning surf: Morning surf (30 Oct, local time) - 5ft (1.6m), 12s period with WSW swell.
Afternoon surf: Afternoon surf (30 Oct, local time) - 5.5ft (1.7m), 14s period with WSW swell.
Evening surf: Evening surf (30 Oct, local time) - 5.5ft (1.7m), 12s period with WSW swell.

The current surf forecast for Big Bay at 7AM is: 1.6m 12s primary swell from a West-southwest direction and 0.1m 12s secondary swell from a Northwest direction (forecast issued at 01:00am October 30). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (SAST) & Date	Wave Height	Wave Period
Morning (30 Oct)	5ft (1.6m)	12s
Afternoon (30 Oct)	5.5ft (1.7m)	14s
Evening (30 Oct)	5.5ft (1.7m)	12s

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

	Short Range Forecast Mostly dry. Warm (max 23°C on Fri morning, min 14°C on Sun night). Winds increasing (light winds from the SSE on Fri night, fresh winds from the S by Sun afternoon).
	Friday 30								Saturday 31								Sunday 1
	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)	3	3	3	2	2	1	1	3	3	3	2	1	2	3	3	3	3	3	3	3	2	2	2	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	WSW 12	WSW 12	WSW 12	WSW 12	WSW 14	WSW 12	WSW 12	WSW 12	WSW 12	WSW 12	WSW 12	WSW 11	WSW 11	WSW 11	SW 13	SW 13	WSW 13	WSW 14	SW 13	SW 13	SW 13	WSW 13	SW 13	SW 12
Wave Graph
kJ	967	444	722	647	1114	791	824	887	843	741	729	718	693	614	525	792	1329	1735	1904	1791	1230	1144	1012	864
Wind (km/h)	SSE	SSE	SSE	S	S	S	S	SSE	SSE	SSE	SSE	SSW	S	S	S	S	S	S	S	S	S	S	SSE	SSE
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	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			5:42AM1.37m				6:00PM1.34m				6:41AM1.27m				7:06PM1.19m				7:59AM1.19m					8:37PM1.09m
Low Tide	11:26PM0.16m				11:48AM0.30m				00:19AM0.29m				12:53PM0.42m				1:27AM0.41m					2:25PM0.50m


	—	5:48	—	—	—	—	—	—	—	5:47	—	—	—	—	—	—	—	5:46	—	—	—	—	—	—
	—	—	—	—	—	7:10	—	—	—	—	—	—	—	7:12	—	—	—	—	—	—	—	7:13	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	18	17	19	23	23	21	18	18	17	17	18	21	22	19	17	16	16	16	16	18	19	18	17	16
Feels °C	17	16	17	20	19	16	15	17	17	16	17	20	20	16	15	14	14	14	12	14	13	12	12	13
Swell 1 Height (m) Direction Period (s)	WSW 12	WSW 12	WSW 12	WSW 12	WSW 14	WSW 12	WSW 12	WSW 12	WSW 12	WSW 12	WSW 12	WSW 11	WSW 11	WSW 11	W 11	SW 13	WSW 13	WSW 14	SW 13	SW 13	SW 13	WSW 13	SW 13	SW 12
kJ	967	444	722	647	1114	791	824	887	843	741	729	718	693	614	433	792	1329	1735	1904	1791	1230	1144	1012	864
Swell 2 Height (m) Direction Period (s)	NW 12	SW 12	NW 12	WSW 15	SSW 12	SSW 12	SW 12	SSW 11	SSW 11	SW 11	SW 11	W 11	SW 10	SW 14	SW 13	W 12	W 12	W 12	W 12	W 12	W 12	W 11	W 11	W 11
kJ	6	330	6	196	96	98	110	84	82	59	56	2	82	147	525	403	73	105	72	72	68	39	38	37
Swell 3 Height (m) Direction Period (s)	NW 12	NW 12	NW 12	NW 12	W 12	NW 12	—	W 11	W 11	W 11	W 11	—	WSW 16	W 11	SSW 10	—	—	—	—	—	—	—	—	—
kJ	6	6	6	6	3	6	—	2	2	2	2	—	26	2	64	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	SSW 10	SSW 5	SSW 6	SSW 6	S 6	—	—	S 5	S 5	S 5	S 5
kJ	73	83	77	62	83	83	83	57	44	57	48	41	43	320	84	113	94	74	—	—	73	104	104	74
Nearest Offshore or Glassy	Big Bay Cape Town	Big Bay Cape Town	Big Bay Cape Town	Stompneus West Coast	Ding Dangs Garden Route	Ding Dangs Garden Route	Hawston Overberg	Big Bay Cape Town	Big Bay Cape Town	Big Bay Cape Town	The Hoek Cape Town	Kamer Van Cape Town	Ding Dangs Garden Route	Ding Dangs Garden Route	Dolphin Point Overberg	Hawston Overberg	Long Beach Cape Town	Long Beach Cape Town	Pringle Bay Overberg	Pringle Bay Overberg	Gourits Mouth Overberg	Ding Dangs Garden Route	Hawston Overberg	Koeel Bay Overberg
Rating (10 max)	3	3	3	2	1	1	1	3	3	3	3	3	1	1	2	3	3	4	3	3	4	2	4	2
Distance (km)	0	0	0	129	340	340	91	0	0	0	34	0	340	340	280	91	39	39	70	70	322	340	91	58
Best forecast wave conditions in Cape Town	Captains	Captains	Captains					Captains	Captains	Captains	The Hoek	Beach Road					Long Beach	Long Beach
Rating (10 max)	4	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	Sea Vista Eastern Cape (S)	Tubes Eastern Cape (S)	Tubes Eastern Cape (S)	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	Haga-Haga Eastern Cape - Wild Coast	Leftovers Eastern Cape (S)	Fence (Port Elizabeth) Eastern Cape (S)	Gerickes Point Garden Route	Goukamma River Mouth Garden Route	Igoda Eastern Cape - Wild Coast	Yellow sands Point Eastern Cape - Wild Coast	Mbomvu Eastern Cape - Wild Coast	Warner Beach Durban/KZN South	Groenvlei Garden Route	Groenvlei Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route
Rating (10 max)	4	4	4	3	2	2	3	3	3	4	4	3	2	2	2	4	4	4	3	4	4	4	4	4
Header Global	Easter Reef Australia	Bay of Skaill United Kingdom	Lebu Chile	Lebu Chile	Barrancon Chile	Nine Mile New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Afife Portugal	St Vincent Left New Caledonia	Achadas Da Cruz Portugal	Achadas Da Cruz Portugal	Afife Portugal	Afife Portugal	Achadas Da Cruz Portugal	Afife Portugal	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Malaking Gasang (Baler) Philippines	Blacks Beach United States
Rating (10 max)	5	4	5	5	4	5	8	6	5	5	5	4	5	4	4	4	4	4	4	4	4	4	4	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

Ben Mondy

British Norms Batten Down the Hatches, Surfers Wax Up the Guns as Storm Austen Approaches.

storm austen

Ben Mondy

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Big Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Big Bay 48 hour detailed Surf Forecast

How big are the waves at Big Bay today (30 Oct):

Short Range Forecast

Latest Updates

British Norms Batten Down the Hatches, Surfers Wax Up the Guns as Storm Austen Approaches.

Surf-Forecast Now Has Webcams

Road Testing the new Db Surf Roller Pro

Summer's Short. Life Is Long.

Roadsurfing in the Basque country

FREE! Surf-Forecast.com widget for your website