Big Bay Surf Forecast

/ Cape Town (69 surf breaks) /

South Africa (273 surf breaks) / Lat Long: (33.79° S 18.46° E)

Surf Forecasts:

Big Bay surfForecast / Cape Town / South Africa

48hr Weather and Surf, issued 1 pm Sunday 19 Oct 2025 SAST

Forecast update in hr min s Forecast update imminent

Big Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Big Bay sea temperature is 14.9° C
(Which is 1.4°C colder than average for this time of year)

How big are the waves at Big Bay today?

The current surf forecast for Big Bay at 3PM is: 3.5m 16s primary swell from a Southwest direction (forecast issued at 01:00pm October 19). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & Date	Wave Height	Wave Period
Morning (19 Oct)	13ft (4.0m)	17s
Afternoon (19 Oct)	11ft (3.5m)	16s
Evening (19 Oct)	10ft (3.0m)	16s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Sunday 19					Monday 20								Tuesday 21								Wednesday 22
	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	2 AM	5 AM	8 AM
Rating (10 max)	8	6	5	3	4	5	4	4	4	3	3	3	3	2	3	3	2	2	2	3	4	4	4	4
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Period(s) (?)	16	16	16	16	16	16	15	14	14	14	14	14	13	13	13	13	12	12	12	12	12	16	15	14
Wave Graph (?)
kJ (?)	7024	6621	6481	4471	3678	3269	2668	2082	2032	1443	1220	947	732	653	663	529	496	511	511	520	520	813	1715	1602
Wind (km/h)	SSE	S	S	SSE	SE	SE	ESE	ESE	S	S	S	SSE	SE	SE	SE	SE	SSE	S	S	SSE	ESE	ESE	SE	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross- off	cross- off	off	off	off	cross- off	cross- off	cross- off	cross- off	off	cross- off	off	off	cross- off	cross- off	cross- off	cross- off	off	off	off	cross- off
High Tide / height (m)			2:04PM 1.51				2:26AM 1.41				2:32PM 1.54				2:54AM 1.44				2:59PM 1.54				3:21AM 1.45
Low Tide / height (m)					8:24PM 0.12				8:28AM 0.20				8:51PM 0.09				8:55AM 0.19				9:16PM 0.09

	Sunday 19					Monday 20								Tuesday 21								Wednesday 22
Sunrise	-	-	-	-	-	-	-	5:58	-	-	-	-	-	-	-	5:58	-	-	-	-	-	-	-	5:56
Sunset	-	-	7:01	-	-	-	-	-	-	-	7:02	-	-	-	-	-	-	-	7:02	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	19	21	19	19	15	14	13	15	22	24	21	22	18	15	14	16	23	27	27	21	20	18	17	20
Feels °C (?)	16	17	14	15	12	11	10	12	20	20	17	19	16	12	11	13	20	23	23	19	18	16	16	19

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Cape Town

Wind Update Recent cross-shore wind 13 km from Big Bay has fallen light (light winds from the WNW at SHIP5496). Waves should be turning clean at Big Bay. A 3.1m long period groundswell from the SW
43 minutes ago Big Bay

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Actual: 43 min ago

7 km/h

WNW

Clean

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