The Glen Surf Break

Lat Long: 41.18° S 173.37° E

The Glen 48 hour detailed Surf Forecast

Issued: 11 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Glen sea temperature is
13.4°C
0.9° 

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 Sep):

  • Afternoon surf: Afternoon surf (21 Sep, local time) - 0.5ft (0.2m), 15s period with NNW swell.
  • Evening surf: Evening surf (21 Sep, local time) - 1.5ft (0.5m), 5s period with NNW swell.

The current surf forecast for The Glen at 5PM is: 0.7m 5s primary swell from a North-northwest direction and 0.2m 15s secondary swell from a North-northwest direction (forecast issued at 11:00am September 21). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Sep)--
Afternoon (21 Sep)0.5ft (0.2m)15s
Evening (21 Sep)1.5ft (0.5m)5s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Tue morning. Very mild (max 17°C on Mon afternoon, min 4°C on Wed night). Wind will be generally light.

Mon
21
Tuesday
22
Wednesday
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)
0.4
NW
16
0.2
NNW
16
0.2
NNW
15
0.7
NNW
5
0.5
NNW
5
0.5
NNW
5
0.5
NNW
5
0.5
NNW
5
0.5
NNW
6
0.5
N
6
0.5
N
5
0.7
N
4
0.5
N
4
0.3
NNW
3
0.2
NNW
3
0.2
NNW
15
0.2
NNW
16
0.2
NNW
17
0.1
NE
4
0.3
NNE
2
0.3
NW
17
Wave Graph
Metric surfscale
Energy kJ
0
24
23
25
15
14
14
14
17
16
12
12
7
2
1
23
24
28
1
1
0
Wind (km/h)
15
WSW
15
WNW
10
WNW
15
WSW
15
SW
15
WSW
10
WSW
5
E
10
SE
0
SE
10
WNW
15
W
15
WSW
15
SW
15
SW
10
SSW
5
SSE
10
NNE
10
N
10
NE
0
SE
Wind State
cross
on
cross-on
cross-on
cross
cross
cross
glassy
off
glassy
cross-on
cross-on
cross-on
cross
cross
cross-off
off
cross-on
cross-on
cross
glassy
High Tide
5:41PM2.40m
6:21AM2.35m
6:52PM2.55m
7:22AM2.53m
7:44PM2.76m
Low Tide
11:16AM1.17m
00:10AM1.11m
12:36PM1.05m
1:15AM0.91m
1:33PM0.83m
clear
clear
clear
clear
clear
clear
clear
clear
light rain
light rain
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:22
6:22
 mm
1
1
1
1
Temp °C
10
14
17
15
11
10
9
9
10
10
14
12
9
7
7
6
7
10
10
7
6
Feels °C
6
10
14
12
8
6
6
7
8
9
11
8
4
3
2
2
4
6
6
4
4
  • 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 

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