Whangaehu River Mouth Surf Break

Lat Long: 40.05° S 175.10° E

Whangaehu River Mouth 48 hour detailed Surf Forecast

Issued: 5 am 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Whangaehu River Mouth sea temperature is
12.1° C
1.1° 

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 (10 Aug):

  • Morning surf: Morning surf (10 Aug, local time) - 6ft (1.9m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (10 Aug, local time) - 4.5ft (1.4m), 7s period with WSW swell.
  • Evening surf: Evening surf (10 Aug, local time) - 3.5ft (1.1m), 6s period with WSW swell.

The current surf forecast for Whangaehu River Mouth at 1PM is: 1.5m 7s primary swell from a West-southwest direction and 0.3m 16s secondary swell from a Southwest direction, 0.1m 10s secondary swell from a South direction (forecast issued at 05:00am August 10). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (10 Aug)6ft (1.9m)7s
Afternoon (10 Aug)4.5ft (1.4m)7s
Evening (10 Aug)3.5ft (1.1m)6s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Very mild (max 15°C on Wed morning, min 8°C on Mon night). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
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)
0
0
0
0
0
0
1
1
1
1
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
WNW
6
1.7
W
6
1.9
W
7
1.5
WSW
7
1.4
WSW
7
1.3
WSW
7
1.1
WSW
6
1
WSW
7
0.9
WSW
6
0.3
SW
14
0.3
SW
14
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.2
WSW
19
0.2
WSW
18
0.2
WSW
18
0.3
SW
18
0.3
SW
17
0.2
WSW
16
0.1
SW
16
0.2
WSW
13
0.3
WSW
12
Wave Graph
Metric surfscale
Energy kJ
198
239
321
192
163
145
108
93
72
40
29
28
27
27
36
32
31
49
46
26
10
16
29
Wind (km/h)
20
NW
20
NW
25
NW
25
WNW
20
W
15
W
5
NW
5
ENE
5
ENE
5
NE
5
ENE
10
ESE
10
SE
15
SE
15
E
10
ENE
10
ENE
10
NE
5
ENE
5
ENE
5
WNW
5
E
5
NE
Wind State
cross
cross
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
off
off
glassy
glassy
glassy
High Tide
7:32AM1.94m
8:06PM2.10m
8:38AM2.09m
9:04PM2.29m
9:31AM2.25m
Low Tide
1:40AM0.58m
2:08PM0.51m
2:44AM0.39m
3:03PM0.34m
3:34AM0.21m
3:49PM0.18m
clear
clear
clear
clear
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:13
7:13
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:35
5:36
5:37
 mm
1
Temp °C
9
10
11
13
13
12
11
9
9
8
8
11
13
12
10
10
10
10
11
15
15
14
13
Feels °C
5
6
6
8
9
9
10
8
8
6
6
8
10
9
6
7
7
7
9
13
13
12
12
  • 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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