Motiti Island - Ernies Surf Break

Lat Long: 37.64° S 176.41° E

Motiti Island - Ernies 48 hour detailed Surf Forecast

Issued: 5 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Motiti Island - Ernies sea temperature is
15.2°C
0.5° 

Motiti Island - Ernies surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Motiti Island - Ernies today (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 4.5ft (1.4m), 8s period with NNE swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 4ft (1.2m), 8s period with NNE swell.
  • Evening surf: Evening surf (19 Sep, local time) - 3ft (0.9m), 8s period with NNE swell.

The current surf forecast for Motiti Island - Ernies at 1PM is: 1.3m 8s primary swell from a North-northeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 05:00am September 19). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Sep)4.5ft (1.4m)8s
Afternoon (19 Sep)4ft (1.2m)8s
Evening (19 Sep)3ft (0.9m)8s

Table - waves today at Motiti Island - Ernies. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sat afternoon, min 8°C on Sun night). Winds decreasing (strong winds from the W on Sat night, light winds from the SW by Sun night).

Saturday
19
Sunday
20
Monday
21
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
3 PM
6 PM
9 PM
Rating
(10 max)
2
2
2
2
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
NNE
8
1.5
NNE
8
1.4
NNE
8
1.3
NNE
8
1.2
NNE
8
0.9
NNE
8
0.9
NNE
8
0.7
NE
8
0.6
NNE
8
0.5
NE
8
0.4
NE
9
0.4
NE
9
0.3
NE
9
0.3
NE
9
0.3
NE
9
0.2
ENE
9
0.3
ENE
9
0.3
ENE
9
0.2
ENE
9
0.2
ENE
9
0.2
ENE
9
0.2
ENE
10
0.2
ENE
10
Wave Graph
Metric surfscale
Energy kJ
298
291
264
207
188
119
95
60
41
31
21
21
13
13
14
9
17
16
8
8
8
9
9
Wind (km/h)
15
SW
15
WSW
15
WSW
25
W
35
WSW
35
WSW
30
W
35
W
35
W
40
W
35
WSW
30
WSW
30
W
35
WSW
25
SW
15
SSW
10
SW
10
SW
15
WSW
25
W
30
W
30
W
25
WSW
Wind State
cross-off
cross-off
off
off
off
off
off
off
off
off
off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
High Tide
12:30PM1.56m
00:44AM1.48m
1:22PM1.51m
1:38AM1.43m
2:18PM1.48m
Low Tide
6:11AM0.37m
6:41PM0.49m
7:00AM0.43m
7:33PM0.54m
7:53AM0.46m
8:28PM0.56m
cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:07
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:07
6:08
 mm
Temp °C
12
11
13
16
17
14
14
14
14
14
14
15
16
13
11
9
8
8
11
13
15
13
11
Feels °C
9
8
10
10
10
8
8
7
8
6
6
8
9
5
5
5
5
5
8
7
9
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
How to use the Wavefinder 

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