Ranganunu Harbour surfForecast / Northland / New Zealand

information circle48hr Weather and Surf, issued 11 pm Thursday 21 May 2026 NZST
Forecast update in hr  min  s Forecast update imminent
Ranganunu Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ranganunu Harbour sea temperature is
18.2° C
(Which is normal for this time of year)

How big are the waves at Ranganunu Harbour today?

The current surf forecast for Ranganunu Harbour at 5AM is: 2.2m 8s primary swell from a Northeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 11:00pm May 21). An open ocean swell of 0.1m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (22 May)7.5ft (2.3m)8s
Afternoon (22 May)8ft (2.5m)8s
Evening (22 May)8ft (2.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Very mild (max 18°C on Fri morning, min 17°C on Thu night). Mainly fresh winds.

Friday
22
Saturday
23
Sunday
24
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
!
0
!
!
1
1
0
0
0
Swell
Height Map
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.9
NE
8
2.1
NE
8
2.2
NE
8
2.2
ENE
8
2.3
ENE
8
2.3
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
3
NE
8
2.5
NE
9
2.5
NE
9
2.5
NE
9
3
NE
9
3
NE
9
3.5
NE
10
3.5
NE
10
3.5
NE
10
3.5
NE
10
3
NE
10
3
NE
10
3.5
NE
10
3.5
NE
10
3.5
NE
10
Wave Graph
Metric surfscale
Energy kJ
434
530
573
557
600
632
728
840
956
1179
1149
1185
1089
1370
1797
2248
2320
2120
2132
1914
1824
2156
2368
2463
Wind (km/h)
25
ENE
30
ENE
30
ENE
30
ENE
30
E
35
E
30
E
35
E
35
E
35
ENE
30
E
30
ENE
30
ENE
35
ENE
35
E
35
E
35
E
35
E
30
E
35
E
35
E
35
E
35
E
35
E
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
00:29AM2.29m
12:50PM2.12m
1:25AM2.22m
1:46PM2.04m
2:21AM2.14m
2:43PM1.97m
Low Tide
6:15AM0.35m
6:27PM0.29m
7:10AM0.40m
7:23PM0.38m
8:04AM0.43m
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
light rain
cloud
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:18
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:28
5:27
5:27
1
1
Temp °C
17
17
17
17
18
18
18
17
17
18
17
18
18
18
18
18
18
18
18
18
18
17
17
17
13
12
11
12
12
12
12
11
11
12
12
14
14
13
13
13
13
13
13
13
13
11
11
11
Swell 1
Height (m)
Direction
Period (s)
0.1
E
12
0.1
E
12
0.1
E
12
0.1
E
12
0.1
NW
12
0.1
NW
12
0.1
NW
11
0.1
NW
11
0.1
NW
11
0.2
NNW
11
0.2
NNW
11
0.5
NNW
11
0.5
NNW
11
0.7
N
11
Energy kJ
3
3
3
3
6
6
5
5
5
12
12
69
68
116
Swell 2
Height (m)
Direction
Period (s)
0.1
W
13
0.1
E
12
0.1
W
9
Energy kJ
3
3
2
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.9
NE
8
2.1
NE
8
2.2
NE
8
2.2
ENE
8
2.3
ENE
8
2.3
ENE
8
2.5
ENE
8
2.5
ENE
8
2.5
ENE
8
3
NE
8
2.5
NE
9
2.5
NE
9
2.5
NE
9
3
NE
9
3
NE
9
3.5
NE
10
3.5
NE
10
3.5
NE
10
3.5
NE
10
3
NE
10
3
NE
10
3.5
NE
10
3.5
NE
10
3.5
NE
10
Energy kJ
434
530
573
557
600
632
728
840
956
1179
1149
1185
1089
1370
1797
2248
2320
2120
2132
1914
1824
2156
2368
2463
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
2
3
3
2
2
3
2
2
3
4
4
4
4
3
3
3
4
4
4
5
Distance (km)
19
19
19
19
19
135
19
19
19
31
19
19
19
135
135
19
243
19
19
19
135
243
243
135
Best forecast wave conditions in Northland
Rating
(10 max)
1
2
2
3
3
3
3
3
3
3
2
3
3
4
4
4
3
3
3
4
5
Best forecast wave conditions in New Zealand
Rating
(10 max)
4
4
4
4
4
4
4
4
3
4
5
4
5
5
6
7
8
8
7
6
6
5
5
5
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
7
7
7
6
6
7
8
6
7
8
8
7
7
6
6
5
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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