Jacobs Bay surfForecast / West Coast / South Africa

information circle48hr Weather and Surf, issued 7 am Tuesday 21 Apr 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Jacobs Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jacobs Bay sea temperature is
16.6° C
(Which is 1.0°C colder than average for this time of year)

How big are the waves at Jacobs Bay today?

The current surf forecast for Jacobs Bay at 2PM is: 3.0m 12s primary swell from a Southwest direction and 0.2m 18s secondary swell from a West-southwest direction (forecast issued at 07:00am April 21). The wind direction is predicted to be cross-onshore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (21 Apr)10ft (3.0m)13s
Afternoon (21 Apr)10ft (3.0m)12s
Evening (21 Apr)11ft (3.5m)12s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
Fri
24
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
!
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0
!
!
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!
!
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!
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!
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3
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
3.5
SW
3
SW
3
SW
3
SW
3
SSW
3.5
SSW
3.5
SSW
3.5
SSW
4
SSW
4.5
SSW
4.5
SSW
4.5
SSW
4.5
SSW
4.5
SSW
4
SSW
4
SSW
3.5
SSW
3.5
SSW
3
SSW
3
SSW
2.5
SSW
2.3
SSW
2.1
SSW
1.9
SSW
Period(s) (?)131313121212121213151516161616151514141413131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3642315327832650297134703552396256128891981310072979692438088678554334399354429512220179314881157
Wind
(km/h)
15
WNW
15
NW
20
NNW
20
NW
15
SSW
20
SSE
25
SSE
25
SSE
30
SSE
30
SSE
30
SSE
30
SSE
30
S
25
SSE
25
SE
20
SE
20
ESE
15
ESE
10
E
15
SSE
20
SSE
20
SSE
20
SSE
15
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
5:38AM
1.47
6:12PM
1.35
6:33AM
1.31
7:16PM
1.24
7:46AM
1.16
8:42PM
1.17
Low Tide
/ height (m)
11:56AM
0.20
12:18AM
0.34
12:52PM
0.34
1:29AM
0.46
2:08PM
0.46
Tuesday
21
Wednesday
22
Thursday
23
Fri
24
Sunrise-7:13-------7:13-------7:15------
Sunset----6:20-------6:17-------6:16---
part cloud
part cloud
clear
part cloud
rain showers
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
----1-------------------
Temp. °C161616171717161615151517171917161616182120202019
Feels °C (?)131312131513101099811111411111112141715151514
  • 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

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 Jacobs 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.


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