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Surf Forecasts:

Jacobs Bay surfForecast / West Coast / South Africa

information circle48hr Weather and Surf, issued 7 am Wednesday 18 Mar 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
16.9° C
 (Which is 2.0°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: 1.6m 14s primary swell from a South-southwest direction and 0.1m 11s secondary swell from a Northwest direction (forecast issued at 07:00am March 18). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (18 Mar)4.5ft (1.3m)11s
Afternoon (18 Mar)5ft (1.6m)14s
Evening (18 Mar)5ft (1.5m)13s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
Sat
21
5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
2
2
3
3
2
3
1
2
2
2
1
1
1
3
3
3
3
4
3
2
1
1
1
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.4
SSW
1.4
SSW
1.3
SSW
1.6
SSW
1.4
SW
1.5
SSW
1.5
SSW
1.6
SSW
1.9
SSW
2.1
SSW
2.2
SSW
2.2
SSW
2.2
SSW
2.2
SSW
2.4
SSW
2.5
SSW
2
SSW
2.2
SSW
2
SSW
2
SSW
2.2
SSW
2.2
SSW
2.2
SSW
2
SSW
Period(s) (?)111111141313131316151414141414131313131212121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)47847840310147217847727991788206119831929190218752068219713421657126611141332135513381138
Wind
(km/h)
5
N
15
N
10
NNE
10
WSW
15
SSW
5
SSE
15
NNW
20
N
20
N
25
N
30
N
30
N
25
NNW
10
SSW
15
SSW
10
SSW
15
S
10
SSE
15
SSW
20
SSW
30
S
30
S
25
S
25
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off		oncross-
on		glasscrosscrosscrosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on		crosscross-
off		cross-
on		crosscrosscrosscrosscross-
off
High Tide
/ height (m)
2:49AM
1.63
3:07PM
1.56
3:21AM
1.72
3:41PM
1.60
3:54AM
1.75
4:16PM
1.60
Low Tide
/ height (m)
9:04AM
0.04
9:11PM
0.04
9:36AM
-0.03
9:43PM
0.01
10:10AM
-0.06
10:17PM
0.03
Wednesday
18
Thursday
19
Friday
20
Sat
21
Sunrise-6:48-------6:50-------6:50------
Sunset----7:02-------7:00-------7:00---
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C171618191819201717171718191818181818191818171717
Feels °C (?)181517191721191516151414161817181718181514121212
  • 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

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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.

View detailed surf forecast for Jacobs Bay at:
surf-forecast.com

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