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Surf Forecasts:

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

information circle12 Day Weather and Surf, issued 1 pm Thursday 15 Jan 2026 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
17.7° C
 (Which is 2.1°C colder than average 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 Sunday (Jan 18) at 5AM. The primary swell is predicted to be 3.5m and 12s period with a secondary swell of 0.1m and 11s. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Bali Bay (Glen Reef) in the next 12 days are 3.5m 12s and forecast to arrive on Sunday (Jan 18) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Tuesday (Jan 20) at 5AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sun 18th Jan)11ft (3.5m) 12s
Best Surf 5AM (Sun 18th Jan)11ft (3.5m) 12s
Most Powerful 8AM (Sun 18th Jan)11ft (3.5m) 12s

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 Mostly dry. Warm (max 21°C on Sat afternoon, min 16°C on Thu night). Winds decreasing (strong winds from the SSE on Thu afternoon, light winds from the SSW by Sat morning).

Days 3-6 Weather Summary Mostly dry. Warm (max 24°C on Wed morning, min 16°C on Sun night). Winds decreasing (strong winds from the SSE on Mon night, light winds from the SE by Wed morning).

Thu
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
2
0
0
0
0
0
0
!
1
1
1
0
0
0
0
2
2
0
2
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.8
SW
1.9
SSE
1
SSW
0.9
WSW
1
SW
1.4
SW
2
SW
3
SW
3.5
SW
3
SW
2.3
SW
1.8
SW
1.6
SW
1.3
SW
1.1
SW
2.3
SSE
1.1
SW
1.1
SW
1.1
SW
1.7
SSE
1.1
SW
Period(s) (?)11710101091011121212111110107111110613
Wave
Graph
(?)Metric surfscale
Energy kJ (?)7853281861511893507382112311123681474792553350266482297286276212418
Wind
(km/h)
40
SSE
25
SE
25
S
30
S
15
SSE
10
W
25
WSW
20
SSW
20
S
30
S
25
SSE
20
SSE
40
S
30
SSE
25
SSE
35
SSE
20
SE
15
SSE
35
SSE
20
SE
25
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off		crosscrosscrossononcross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscross-
off		crosscrosscross-
off		cross
High Tide
/ height (m)
2:13AM
1.48
2:11PM
1.54
2:47AM
1.57
2:47PM
1.59
3:18AM
1.64
3:21PM
1.65
3:48AM
1.71
3:53PM
1.68
4:18AM
1.76
4:26PM
1.70
4:49AM
1.79
5:00PM
1.69
5:22AM
1.80
Low Tide
/ height (m)
7:53PM
0.61
8:09AM
0.72
8:28PM
0.53
8:45AM
0.64
9:01PM
0.47
9:19AM
0.57
9:31PM
0.42
9:51AM
0.51
10:02PM
0.39
10:24AM
0.47
10:32PM
0.38
10:57AM
0.45
11:04PM
0.39
11:33AM
0.45
Thu
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Sunrise--5:50--5:52--5:52--5:54--5:54--5:56--5:56
Sunset8:00--8:00--7:59--7:59--7:59--7:58--7:58--
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
---------------------
Temp. °C191819181720212018181720201823232324242123
Feels °C (?)131115131219171714131116151119181722201520
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Bali Bay (Glen Reef) at:
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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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