Trolley's surfForecast / Canterbury / New Zealand

information circle48hr Weather and Surf, issued 5 pm Thursday 21 May 2026 NZST
Forecast update in hr  min  s Forecast update imminent
Trolley's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trolley's sea temperature is
12.4° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Trolley's today?

The current surf forecast for Trolley's at 10PM is: 0.3m 8s primary swell from a Northeast direction and 0.4m 4s secondary swell from a Southeast direction (forecast issued at 05:00pm May 21). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (NZST) & DateWave HeightWave Period
Morning (21 May)--
Afternoon (21 May)2.5ft (0.7m)4s
Evening (21 May)1ft (0.3m)8s

Table - waves today at Trolley's. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 19°C on Thu afternoon, min 9°C on Sun morning). Wind will be generally light.

Thu
21
Friday
22
Saturday
23
Sun
24
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
12 AM
3 AM
6 AM
9 AM
12 PM
Rating
(10 max)
0
1
0
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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.7
N
4
0.4
SSE
12
0.3
NE
8
0.3
ENE
6
0.3
ENE
6
0.3
ENE
6
0.3
ENE
6
0.5
NE
3
0.6
NE
4
0.6
NE
4
0.5
NE
4
0.4
ENE
4
0.4
NE
4
0.3
ENE
4
0.3
ENE
4
0.3
ENE
5
0.1
E
11
0.3
SE
14
0.2
SSE
16
0.2
SSE
16
0.2
SSE
16
0.2
SSE
16
0.2
SSE
17
0.3
SSE
17
Wave Graph
Metric surfscale
Energy kJ
12
50
10
7
8
7
6
4
11
14
9
8
7
4
4
4
2
33
25
25
24
25
27
57
Wind (km/h)
15
NNW
10
SE
0
WSW
5
ENE
5
E
15
ENE
15
ENE
20
ENE
20
ENE
15
E
5
SE
10
SW
10
SW
5
SW
5
W
10
NNE
10
ENE
10
E
10
E
15
ESE
15
E
10
ENE
10
ENE
10
ENE
cross-on
cross-off
glassy
glassy
cross-on
on
on
on
cross-on
cross-on
cross
off
off
off
glassy
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
High Tide
8:49PM2.16m
9:17AM1.95m
9:49PM2.09m
10:19AM1.92m
10:49PM2.03m
11:19AM1.88m
Low Tide
2:32PM0.01m
3:12AM0.07m
3:31PM0.05m
4:09AM0.09m
4:29PM0.11m
5:04AM0.13m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:43
7:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:08
5:07
5:07
5:06
Temp °C
19
12
11
10
10
11
10
10
11
11
11
12
12
11
11
12
13
13
12
11
10
10
9
10
15
9
10
9
8
7
6
5
7
8
10
10
10
9
10
10
10
10
9
8
7
8
7
8
Swell 1
Height (m)
Direction
Period (s)
0.3
NE
8
0.3
ENE
5
0.4
SE
4
0.3
ENE
6
0.3
ENE
6
0.3
ENE
6
0.1
E
8
0.1
S
9
0.1
S
13
0.1
S
13
0.5
NE
4
0.4
ENE
4
0.4
NE
4
0.3
ENE
4
0.3
ENE
4
0.3
ENE
5
0.2
ENE
5
0.2
ENE
5
0.2
SSE
16
0.3
E
3
0.2
SSE
16
0.2
SSE
16
0.2
SSE
17
0.3
SSE
17
Energy kJ
9
4
6
7
8
7
1
2
3
3
9
8
5
4
4
4
2
2
25
1
24
25
27
57
Swell 2
Height (m)
Direction
Period (s)
0.2
ENE
6
0.3
NE
8
0.3
NE
8
0.3
SE
4
0.2
ESE
4
0.1
E
11
0.1
S
5
0.1
S
5
0.1
S
13
0.1
S
13
0.1
SE
13
0.1
S
13
0.1
S
12
0.1
S
12
0.1
E
11
0.1
NE
11
0.1
NE
12
0.2
SSE
16
0.2
E
5
0.2
ENE
11
0.2
ENE
10
0.2
ENE
10
Energy kJ
4
10
10
2
1
2
1
1
3
3
7
3
3
3
2
5
5
25
2
11
11
10
Swell 3
Height (m)
Direction
Period (s)
0.1
E
12
0.3
N
4
0.3
ENE
6
0.2
ENE
8
0.1
E
8
0.1
SE
8
0.1
S
7
0.1
S
13
0.1
E
11
0.1
E
11
0.1
E
11
0.1
E
11
0.1
E
11
0.1
S
5
0.1
E
11
0.1
E
12
0.1
S
14
0.3
NE
11
0.1
NE
5
0.2
ENE
12
0.2
ENE
11
0.2
E
5
0.1
E
14
Energy kJ
3
2
6
6
1
2
1
3
2
2
2
2
2
1
3
3
4
19
1
13
12
2
4
Wind waves
Height (m)
Direction
Period (s)
0.7
N
4
0.4
SSE
12
0.7
SSE
4
0.5
SSE
4
0.3
ENE
6
0.5
NE
3
0.6
NE
4
0.6
NE
4
0.3
N
5
0.3
SE
14
0.4
SE
3
0.1
NE
4
Energy kJ
12
50
17
9
6
4
11
14
4
33
2
1
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
2
2
2
2
2
2
2
2
1
1
2
2
2
3
1
1
1
1
4
Distance (km)
45
0
24
29
29
39
39
39
39
39
29
29
29
29
29
39
39
29
29
24
24
24
24
39
Best forecast wave conditions in Canterbury
Rating
(10 max)
2
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
3
3
4
4
4
4
4
4
Best forecast wave conditions in New Zealand
Rating
(10 max)
2
3
4
4
4
4
4
4
4
4
3
4
3
5
5
5
4
7
8
8
7
6
6
5
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
4
5
7
7
7
6
5
7
5
7
7
8
8
7
6
7
5
  • 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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