Onemana Surf Break

Onemana 48 hour detailed Surf Forecast

Lat Long: 37.15° S 175.88° E

Issued: 11 pm 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Onemana sea temperature is
16.1° C

Normal for this time of year

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


How big are the waves at Onemana today (19 Jun):

  • Morning surf: Morning surf (19 Jun, local time) - 4.5ft (1.3m), 11s period with NE swell.
  • Afternoon surf: Afternoon surf (19 Jun, local time) - 4ft (1.2m), 11s period with NE swell.
  • Evening surf: Evening surf (19 Jun, local time) - 3.5ft (1.1m), 11s period with NE swell.

The current surf forecast for Onemana at 4AM is: 1.1m 11s primary swell from a Northeast direction (forecast issued at 11:00pm June 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (NZST) & DateWave HeightWave Period
Morning (19 Jun)4.5ft (1.3m)11s
Afternoon (19 Jun)4ft (1.2m)11s
Evening (19 Jun)3.5ft (1.1m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Sun afternoon. Very mild (max 17°C on Sun morning, min 10°C on Thu night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
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
3 PM
6 PM
Rating
(10 max)
2
2
2
2
2
1
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
0
0
Swell
Height Map
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)
1.1
NE
12
1.1
NE
12
1.1
NE
11
1.2
NE
11
1.3
NE
11
1.3
NE
11
1.2
NE
11
1.2
NE
11
1.1
NE
11
1.1
NE
10
1.1
NE
10
1.1
NE
10
1
NE
10
0.9
ENE
10
0.9
ENE
10
0.9
NE
9
0.9
NE
9
0.7
NE
9
0.6
NE
9
0.6
ENE
9
0.6
ENE
9
0.5
NE
9
0.5
NE
8
0.4
NE
8
Wave Graph
Metric surfscale
Energy kJ
325
314
331
344
377
377
338
332
292
276
260
229
192
168
161
125
123
84
67
55
54
38
35
25
Wind (km/h)
15
WSW
10
WSW
10
SW
10
SSW
10
SSW
5
SSE
5
SE
5
WSW
5
W
5
W
5
W
5
WSW
5
WSW
5
NW
5
NW
10
W
5
W
10
W
10
WNW
10
NW
15
WNW
15
WNW
15
WNW
10
WNW
Wind State
cross-off
off
cross-off
cross-off
cross-off
cross
glassy
glassy
off
off
off
cross-off
glassy
glassy
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
High Tide
9:29PM2.03m
9:50AM1.84m
10:23PM1.99m
10:46AM1.78m
11:16PM1.93m
11:43AM1.72m
Low Tide
3:50AM0.09m
4:05PM0.02m
4:44AM0.11m
4:59PM0.09m
5:39AM0.15m
5:53PM0.18m
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
7:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:05
5:06
5:06
 mm
1
Temp °C
11
11
11
10
10
14
15
12
12
11
11
10
11
14
15
12
11
11
11
12
15
17
16
16
Feels °C
8
9
9
7
8
12
13
11
10
9
9
8
10
14
14
10
9
9
9
10
13
15
14
16
Swell 1
Height (m)
Direction
Period (s)
1.1
NE
12
1.1
NE
12
1.1
NE
11
1.2
NE
11
1.3
NE
11
1.3
NE
11
1.2
NE
11
1.2
NE
11
1.1
NE
11
1.1
NE
10
1.1
NE
10
1.1
NE
10
1
NE
10
0.9
ENE
10
0.9
ENE
10
0.9
NE
9
0.9
NE
9
0.7
NE
9
0.6
NE
9
0.6
ENE
9
0.6
ENE
9
0.5
NE
9
0.5
NE
8
0.4
NNW
5
Energy kJ
325
314
331
344
377
377
338
332
292
276
260
229
192
168
161
125
123
84
67
55
54
38
35
8
Swell 2
Height (m)
Direction
Period (s)
0.1
N
10
0.1
N
10
0.1
N
10
0.2
N
10
0.1
E
19
0.1
E
18
0.2
E
4
0.2
E
4
0.1
E
18
0.1
E
17
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.2
ENE
4
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.2
E
9
0.4
NE
8
Energy kJ
2
2
2
7
7
6
1
1
6
6
5
5
5
5
2
12
12
12
12
6
25
Swell 3
Height (m)
Direction
Period (s)
0.1
E
19
0.1
E
19
0.1
E
18
0.1
E
18
0.1
E
18
0.1
E
18
0.1
N
9
0.1
N
8
0.1
E
16
0.2
ENE
4
0.1
E
16
0.1
NE
4
0.1
E
15
0.1
E
15
0.1
E
15
0.1
E
15
0.2
E
8
Energy kJ
7
7
6
6
6
6
2
1
5
2
5
1
4
4
4
4
6
Wind waves
Height (m)
Direction
Period (s)
0.6
SW
3
0.6
SW
3
0.5
SSW
4
0.5
S
3
0.4
SSE
3
0.4
NW
2
0.4
NW
3
0.2
NNW
3
0.2
NNW
3
0.4
NW
4
0.4
NNW
4
0.4
NNW
4
0.7
NW
5
Energy kJ
6
9
7
5
3
1
2
1
1
3
6
7
23
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
29
17
Best forecast wave conditions in The Coromandel
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in New Zealand
Rating
(10 max)
9
9
4
4
4
4
5
5
4
3
3
4
4
4
4
4
3
3
4
4
4
4
4
4
Header Global
Rating
(10 max)
9
9
5
5
5
5
5
6
6
7
5
4
7
6
5
5
4
5
5
5
5
9
9
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
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