The Glen Surf Break

Lat Long: 41.18° S 173.37° E

The Glen 48 hour detailed Surf Forecast

Issued: 11 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Glen sea temperature is
12.4° C
0.1° 

The Glen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Glen today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 0.5ft (0.1m), 16s period with N swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 0.5ft (0.1m), 16s period with N swell.
  • Evening surf: Evening surf (21 Aug, local time) - 0.5ft (0.1m), 15s period with N swell.

The current surf forecast for The Glen at 8PM is: 0.1m 15s primary swell from a North direction (forecast issued at 11:00am August 21). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Aug)0.5ft (0.1m)16s
Afternoon (21 Aug)0.5ft (0.1m)16s
Evening (21 Aug)0.5ft (0.1m)15s

Table - waves today at The Glen. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 9mm), mostly falling on Sat night. Very mild (max 14°C on Sat afternoon, min 6°C on Fri night). Winds increasing (calm on Fri afternoon, strong winds from the NW by Sat night).

Fri
21
Saturday
22
Sunday
23
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
N
16
0.1
N
16
0.1
N
16
0.1
N
15
0.1
N
15
0.1
N
15
0.3
NNW
4
0.4
NNW
4
0.2
N
4
0.8
NW
5
0.8
NNW
6
0.8
NNW
6
1
NNW
6
1.6
NNW
7
2
N
8
2.2
NNW
9
1.7
N
9
1.4
N
9
1.2
N
9
1
N
9
0.9
NNW
9
Wave Graph
Metric surfscale
Energy kJ
5
5
5
5
4
4
3
6
1
38
34
42
69
247
522
708
484
332
246
169
129
Wind (km/h)
10
SW
5
WNW
10
NNW
0
SW
10
SW
10
SW
10
WSW
15
WSW
10
WSW
10
WNW
15
NW
20
NW
20
NW
30
NW
40
NW
35
NW
20
W
25
W
20
W
20
W
25
WSW
Wind State
cross
glassy
cross-on
glassy
cross
cross
cross
cross
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:47PM2.51m
4:16AM2.37m
4:59PM2.41m
5:37AM2.31m
6:20PM2.43m
Low Tide
9:22AM0.94m
10:00PM1.08m
10:31AM1.10m
11:21PM1.17m
11:55AM1.12m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
light rain
light rain
rain showers
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
 mm
3
5
1
Temp °C
7
11
11
9
8
6
6
6
9
12
14
13
13
13
13
14
12
12
11
9
9
Feels °C
4
9
8
8
6
3
3
2
5
9
10
9
9
7
5
7
7
6
5
4
3
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

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