Big Bay 48 hour detailed Surf Forecast

Lat Long: 33.79° S 18.46° E

Issued: 1 pm 28 Oct 2026 (local time)

Forecast update in hr min

Today's Big Bay sea temperature is

15.1°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 (28 Oct):

Morning surf: Morning surf (28 Oct, local time) - 2.5ft (0.7m), 10s period with SW swell.
Afternoon surf: Afternoon surf (28 Oct, local time) - 2.5ft (0.7m), 19s period with SW swell.
Evening surf: Evening surf (28 Oct, local time) - 4.5ft (1.4m), 16s period with SW swell.

The current surf forecast for Big Bay at 9PM is: 1.4m 16s primary swell from a Southwest direction and 1.6m 13s secondary swell from a Southwest direction (forecast issued at 01:00pm October 28). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (SAST) & Date	Wave Height	Wave Period
Morning (28 Oct)	2.5ft (0.7m)	10s
Afternoon (28 Oct)	2.5ft (0.7m)	19s
Evening (28 Oct)	4.5ft (1.4m)	16s

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

	Short Range Forecast Mostly dry. Warm (max 25°C on Thu afternoon, min 17°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the S by Fri afternoon).
	Wed 28					Thursday 29								Friday 30
	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	2	3	4	4	4	4	3	3	3	3	3	3	3	2	2	1	1	3	2
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 20	SW 19	SW 18	SW 16	WSW 16	WSW 15	WSW 15	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13	WSW 13	WSW 12	WSW 12	WSW 12	WSW 12	WSW 11	WSW 12	WSW 12	WSW 12
Wave Graph
kJ	104	303	628	976	2419	2207	2349	1974	2222	1889	1753	1597	1250	967	514	722	647	698	791	902	872
Wind (km/h)	S	S	S	SSE	SSE	SE	SE	SSW	SW	S	S	S	SSE	S	SSE	SSE	S	S	S	S	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	off	glassy	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			4:23PM1.59m				4:53AM1.46m					5:08PM1.48m				5:42AM1.37m				6:00PM1.34m
Low Tide	10:12AM0.12m				10:41PM0.05m				10:57AM0.19m					11:26PM0.16m				11:48AM0.30m


	—	—	—	—	—	—	5:48	—	—	—	—	—	—	—	5:48	—	—	—	—	—	—
	—	—	7:08	—	—	—	—	—	—	—	7:09	—	—	—	—	—	—	—	7:10	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	21	23	21	18	17	17	17	19	21	25	23	18	18	17	18	19	21	24	21	19	18
Feels °C	17	18	16	15	16	16	16	18	19	22	19	14	16	16	17	17	17	19	15	16	16
Swell 1 Height (m) Direction Period (s)	SW 10	SW 10	SW 9	SW 13	WSW 16	WSW 15	WSW 15	WSW 14	WSW 14	WSW 14	WSW 13	WSW 13	WSW 13	WSW 12	WSW 12	WSW 12	WSW 12	WSW 11	WSW 12	WSW 12	WSW 12
kJ	102	147	247	851	2419	2207	2349	1974	2222	1889	1753	1597	1250	967	514	722	647	698	791	902	872
Swell 2 Height (m) Direction Period (s)	W 9	SW 19	SW 18	SW 16	NW 13	NW 13	NW 13	NW 13	—	—	NW 12	NW 12	NW 12	NW 12	SW 12	NW 12	WSW 15	SSW 12	SSW 12	SW 12	SSW 12
kJ	57	303	628	976	7	7	7	7	—	—	6	6	6	6	330	6	150	127	98	140	90
Swell 3 Height (m) Direction Period (s)	SW 20	W 9	NW 13	NW 13	—	—	—	—	—	—	—	—	—	NW 12	NW 12	NW 12	NW 12	W 12	NW 12	—	W 11
kJ	104	39	7	7	—	—	—	—	—	—	—	—	—	6	6	6	6	3	6	—	2
Wind waves Height (m) Direction Period (s)	S 6	S 3	S 4	SSE 4	S 4	S 5	S 5	S 6	S 6	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5	S 5
kJ	12	7	19	16	22	27	31	29	39	44	53	71	68	60	31	83	90	55	60	51	50
Nearest Offshore or Glassy	Dumps Cape Town	Long Beach Cape Town	Gerickes Point Garden Route	Captains Cape Town	Big Bay Cape Town	Big Bay Cape Town	Big Bay Cape Town	Big Bay Cape Town	Long Beach Cape Town	Milnerton Cape Town	Kaaimans River Mouth Garden Route	Dias Beach Garden Route	Captains Cape Town	Big Bay Cape Town	Big Bay Cape Town	Hawston Overberg	Ding Dangs Garden Route	Ding Dangs Garden Route	Ding Dangs Garden Route	Hawston Overberg	Milnerton Cape Town
Rating (10 max)	1	2	2	4	4	4	4	4	4	4	4	3	4	3	3	3	1	1	1	2	3
Distance (km)	10	39	400	9	0	0	0	0	39	6	379	340	9	0	0	91	340	340	340	91	6
Best forecast wave conditions in Cape Town	Olifants Bos	Long Beach		The Hoek	The Hoek	The Hoek	The Hoek	The Hoek	Long Beach	Long Beach			Captains	Captains	Captains						Captains
Rating (10 max)	2	2		4	4	4	4	4	4	4			4	3	3						4
Best forecast wave conditions in South Africa	Igoda Eastern Cape - Wild Coast	Reunion Durban/KZN South	Gerickes Point Garden Route	The Hoek Cape Town	Goukamma River Mouth Garden Route	Fish Boma Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Gerickes Point Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Goukamma River Mouth Garden Route	Sea Vista Eastern Cape (S)	Sea Vista Eastern Cape (S)	Kromme Rivermouth Eastern Cape (S)	Leftovers Eastern Cape (S)	Santos Reef Garden Route	Goukamma River Mouth Garden Route	Captains Cape Town
Rating (10 max)	2	2	2	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	2	3	4
Header Global	Anael France	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Tahai Chile	Tahai Chile	Tahai Chile	Afife Portugal	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	Barrancon Chile	Dunedin - Cob Cottage New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand
Rating (10 max)	5	5	5	6	6	6	4	5	4	5	5	9	5	5	5	5	5	4	7	8	6

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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Big Bay 48 hour detailed Surf Forecast

How big are the waves at Big Bay today (28 Oct):

Short Range Forecast

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