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Surf Forecasts:

Bali Bay (Glen Reef) surfForecast / Cape Town / South Africa

information circle12 Day Weather and Surf, issued 1 pm Monday 15 Sep 2025 SAST
Forecast update in hr  min  s Forecast update imminent
Bali Bay (Glen Reef) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bali Bay (Glen Reef) sea temperature is
15.2° C
 (Which is normal for this time of year)

Best Forecast Surf Conditions for Bali Bay (Glen Reef) this week:

The surf forecast for Bali Bay (Glen Reef) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 16) at 5AM. The primary swell is predicted to be 5.5m and 13s period with a secondary swell of 1.2m and 14s. Another secondary swell of 5.0m and 13s is also forecast. The wind is predicted to be onshore as the swell arrives.

The most powerful waves expected at Bali Bay (Glen Reef) in the next 12 days are 5.5m 13s and forecast to arrive on Tuesday (Sep 16) at 5AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Friday (Sep 19) at 11AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Tue 16th Sep)18ft (5.5m) 13s
Best Surf 5AM (Tue 16th Sep)18ft (5.5m) 13s
Most Powerful 5AM (Tue 16th Sep)18ft (5.5m) 13s

Table - best surf conditions forecast for Bali Bay (Glen Reef) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Light rain (total 4mm), mostly falling on Mon night. Very mild (max 16°C on Mon night, min 12°C on Tue night). Winds decreasing (strong winds from the WNW on Mon night, calm by Wed night).

Days 3-6 Weather Summary Mostly dry. Very mild (max 18°C on Fri afternoon, min 12°C on Thu night). Wind will be generally light.

Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
!
!
4
4
2
4
4
0
1
3
2
2
2
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
SW
5
WSW
4.5
WSW
4
SW
2.5
SSW
3
SSW
3
SSW
2.3
SSW
2
SSW
1.4
S
1.8
S
1
S
1.3
SSW
1.2
S
1
S
1
S
0.8
SSE
0.6
SSE
1.6
SSE
1.6
SSE
1.7
S
Period(s) (?)121212121213121211111112101011121312677
Wave
Graph
(?)Metric surfscale
Energy (?)268078396120464838803715273517791098797922576565406459455350234311251485
Wind
(km/h)
40
NNW
40
WNW
20
SW
15
SW
10
S
10
SW
15
SSW
5
SSW
5
NNW
20
SSW
15
SSE
5
SE
10
S
5
ESE
5
WNW
20
SSW
15
SSE
20
SSE
30
SSE
25
S
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on		oncross-
on		crosscross-
on		cross-
on		glassglasscross-
on		crosscross-
off		cross-
on		glassglasscross-
on		crosscrosscrosscross-
on		on
High Tide
/ height (m)
10:35PM
1.29
11:43AM
1.33
12:16AM
1.36
12:51PM
1.46
1:15AM
1.46
1:36PM
1.59
1:56AM
1.56
2:12PM
1.69
2:31AM
1.63
2:43PM
1.76
3:01AM
1.67
3:12PM
1.80
3:29AM
1.69
Low Tide
/ height (m)
4:22PM
0.81
5:22AM
0.74
6:10PM
0.73
6:37AM
0.64
7:12PM
0.60
7:26AM
0.54
7:55PM
0.48
8:03AM
0.46
8:30PM
0.40
8:35AM
0.40
8:59PM
0.35
9:03AM
0.36
9:26PM
0.32
9:29AM
0.35
Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Sunrise--6:45--6:43--6:41--6:41--6:39--6:37--6:35
Sunset6:37--6:37--6:38--6:38--6:39--6:40--6:40--
part cloud
rain showers
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
rain showers
clear
Rain (mm)
-4-----------------1-
Temp. °C151613131313141413151414181817171616171516
Feels °C (?)98891010101011111112161617151513131113
  • 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 Bali Bay (Glen Reef) (calm at Shoebury Heights wx 7 km from Bali Bay (Glen Reef)). 1.9m 12s groundswell from the SW with a 0.9m 16s long period groundswell from the WSW. 2 swells combining to make bigger set waves.

    2 hours 32 minutes ago Bali Bay (Glen Reef)
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2 h 32 min ago

2 km/h
ENE
Clean
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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 Bali Bay (Glen Reef) 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 Bali Bay (Glen Reef) at:
surf-forecast.com

Information about the Bali Bay (Glen Reef) Surf forecast

The above surf forecast table for Bali Bay (Glen Reef) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Bali Bay (Glen Reef) can be found by selecting the local surf guide option on the grey menu. Our Bali Bay (Glen Reef) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Bali Bay (Glen Reef)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Bali Bay (Glen Reef) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

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