Whangaehu River Mouth Surf Break

Lat Long: 40.05° S 175.10° E

Whangaehu River Mouth 48 hour detailed Surf Forecast

Issued: 5 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Whangaehu River Mouth sea temperature is
13.1° C
0.5° 

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


How big are the waves at Whangaehu River Mouth today (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.4m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 1ft (0.3m), 13s period with SSW swell.
  • Evening surf: Evening surf (21 Jul, local time) - 3.5ft (1.1m), 5s period with WNW swell.

The current surf forecast for Whangaehu River Mouth at 9AM is: 0.4m 14s primary swell from a South-southwest direction and 0.3m 8s secondary swell from a West-southwest direction (forecast issued at 05:00am July 21). The wind direction is predicted to be glassy.

Time (NZST) & DateWave HeightWave Period
Morning (21 Jul)1.5ft (0.4m)14s
Afternoon (21 Jul)1ft (0.3m)13s
Evening (21 Jul)3.5ft (1.1m)5s

Table - waves today at Whangaehu River Mouth. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 14°C on Thu afternoon, min 6°C on Tue morning). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
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)
1
1
1
0
0
0
0
0
0
1
1
0
1
1
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)
0.5
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.3
SSW
13
0.3
SSW
13
1.1
WNW
5
1.4
WNW
6
1.2
WSW
7
1
W
7
0.9
WSW
7
0.8
WSW
7
0.8
WSW
7
0.7
WSW
7
0.6
WSW
6
0.5
W
6
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
14
1.2
WNW
5
1.5
WNW
6
Wave Graph
Metric surfscale
Energy kJ
118
61
63
62
35
34
69
160
135
92
84
63
62
47
31
18
33
33
33
30
31
74
135
Wind (km/h)
10
ENE
10
NE
5
N
5
WNW
10
WNW
15
NW
15
NNW
15
NNW
15
N
15
N
10
NNE
10
WNW
5
W
5
NNW
5
NNE
10
NNE
10
NNE
10
NNE
10
N
15
NW
20
NW
15
NW
15
NNW
Wind State
off
off
glassy
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-on
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross
cross
High Tide
2:29AM2.10m
2:56PM1.95m
3:15AM1.93m
3:46PM1.83m
4:08AM1.78m
4:46PM1.73m
Low Tide
8:34AM0.47m
8:50PM0.60m
9:20AM0.62m
9:44PM0.75m
10:18AM0.75m
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
cloud
cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:33
7:33
7:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:17
5:19
 mm
Temp °C
6
5
6
9
11
12
11
9
10
9
9
12
12
11
9
8
7
7
8
13
14
12
11
Feels °C
3
2
4
6
8
9
8
5
6
6
6
10
10
10
7
6
4
4
5
10
10
8
7
  • 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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