Big Bay surf break

Big Bay surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 pm Monday 21 Jul 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
15.9° C
(Which is normal for this time of year)


How big are the waves at Big Bay today?

The current surf forecast for Big Bay at 3PM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 01:00pm July 21). The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (21 Jul)8ft (2.5m)14s
Afternoon (21 Jul)10ft (3.0m)13s
Evening (21 Jul)10ft (3.0m)12s

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

Updates in  hr  min  s Forecast update imminent
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
2.5
SW
3
SW
3
SW
3
SW
3
SW
2.5
SW
2.4
SW
2.1
SW
1.7
SW
1.9
SW
1.6
SW
1.8
SW
1.3
SW
1.2
SW
1.1
SW
1.1
S
1.1
SW
1.1
SW
1.1
SW
1.2
SW
1.3
SW
1.5
SW
1.6
SW
1.6
SW
Period(s) (?)131313121212121212111111111110101010101011121212
Wave
Graph
(?)Metric surfscale
Energy (?)25042658275724362146183516621314989854127889577365859355242633437851153984111091293
Wind
(km/h)
10
SE
20
SSE
20
SSE
20
SSE
20
SSE
15
SE
15
SE
10
SE
10
SE
10
SSE
10
S
10
SSE
10
SE
10
SE
10
SE
5
SE
5
SE
10
SSW
10
S
15
SSE
20
SSE
20
SSE
15
SSE
20
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffcross-
off
cross-
off
cross-
off
cross-
off
offoffoffcross-
off
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
12:45PM
1.21
1:00AM
1.34
1:44PM
1.31
1:57AM
1.41
2:33PM
1.41
2:46AM
1.46
Low Tide
/ height (m)
6:50PM
0.41
7:31AM
0.23
7:52PM
0.31
8:21AM
0.16
8:43PM
0.23
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Sunrise-------7:45-------7:45-------7:43
Sunset--5:59-------5:59-------6:00-----
rain showersclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudclearclearclearclear
Rain (mm)
1-----------------------
Temp. °C131414131211101011141515141313131417171414141413
Feels °C (?)12109888778121314131112121315151212121210
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Cape Town

  1. weather stationWind Update Continuing clean conditions at Big Bay (light winds from the S at Plattekloof Glen wx 14 km from Big Bay). A 2.6m groundswell from the SW

    Big Bay
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1 h 32 min ago

8 km/h
S
Clean
Please reload the page to see if there are any updates.

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