Motiti Island - Ernies Surf Break

Lat Long: 37.64° S 176.41° E

Motiti Island - Ernies 48 hour detailed Surf Forecast

Issued: 5 pm 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Motiti Island - Ernies sea temperature is
14.9° C
0.2° 

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 (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.4m), 4s period with ENE swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 1ft (0.3m), 4s period with ENE swell.
  • Evening surf: Evening surf (21 Jul, local time) - 1ft (0.3m), 4s period with ENE swell.

The current surf forecast for Motiti Island - Ernies at 1AM is: 0.7m 4s primary swell from a East direction and 0.1m 6s secondary swell from a East direction, 0.1m 11s secondary swell from a East direction (forecast issued at 05:00pm July 20). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Jul)1.5ft (0.4m)4s
Afternoon (21 Jul)1ft (0.3m)4s
Evening (21 Jul)1ft (0.3m)4s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Mon afternoon. Very mild (max 14°C on Wed afternoon, min 8°C on Tue night). Wind will be generally light.

Mon
20
Tuesday
21
Wednesday
22
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
NE
4
0.5
ENE
6
0.5
ENE
5
0.7
E
4
0.5
E
4
0.4
ENE
4
0.4
ENE
4
0.4
E
4
0.3
ENE
4
0.3
ENE
4
0.3
ENE
4
0.1
E
11
0.1
E
11
0.2
ENE
4
0.2
ENE
4
0.2
ENE
4
0.2
ENE
4
0.1
NE
4
0.1
NE
4
Wave Graph
Metric surfscale
Energy kJ
4
20
13
16
9
6
6
6
3
4
4
2
2
2
2
2
2
1
1
Wind (km/h)
15
SE
10
SSE
15
SSE
15
S
15
S
10
S
10
SSE
5
SSW
5
N
10
W
10
SW
10
SW
10
SSW
5
SSW
5
W
10
W
15
WSW
10
SW
15
SSE
Wind State
cross-on
cross
cross-on
cross
cross
cross
cross
glassy
cross
off
cross-off
cross-off
cross-off
cross-off
glassy
off
off
cross-off
cross
High Tide
11:36PM1.81m
12:07PM1.66m
00:25AM1.71m
1:00PM1.61m
Low Tide
5:24PM0.20m
5:57AM0.18m
6:14PM0.30m
6:45AM0.24m
7:04PM0.39m
light rain
light rain
light rain
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:22
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:17
5:19
 mm
1
2
1
Temp °C
10
10
11
11
10
9
9
11
12
12
11
10
8
8
9
12
14
13
12
Feels °C
6
6
7
7
6
5
6
9
9
9
8
7
5
5
7
9
10
10
9
  • 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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