Whangaehu River Mouth Surf Break

Lat Long: 40.05° S 175.10° E

Whangaehu River Mouth 48 hour detailed Surf Forecast

Issued: 5 am 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Whangaehu River Mouth sea temperature is
12.1° C
1.2° 

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 (09 Aug):

  • Morning surf: Morning surf (09 Aug, local time) - 2.5ft (0.8m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (09 Aug, local time) - 1.5ft (0.5m), 10s period with W swell.
  • Evening surf: Evening surf (09 Aug, local time) - 4.5ft (1.3m), 5s period with WNW swell.

The current surf forecast for Whangaehu River Mouth at 9AM is: 0.8m 10s primary swell from a West direction and 0.2m 19s secondary swell from a West-southwest direction (forecast issued at 05:00am August 09). An open ocean swell of 0.3m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (09 Aug)2.5ft (0.8m)10s
Afternoon (09 Aug)1.5ft (0.5m)10s
Evening (09 Aug)4.5ft (1.3m)5s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Sun morning. Very mild (max 13°C on Sun afternoon, min 8°C on Mon night). Wind will be generally light.

Sunday
9
Monday
10
Tuesday
11
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
1
0
0
0
0
0
0
0
0
1
1
1
1
1
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)
0.7
W
9
0.9
W
11
0.8
W
10
0.7
W
10
0.5
W
10
1.3
WNW
10
1.3
WNW
5
1.3
WNW
6
1.4
WNW
6
1.6
W
6
1.8
W
6
1.4
WSW
7
1.3
WSW
6
1.2
WSW
6
1
WSW
7
0.9
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
Wave Graph
Metric surfscale
Energy kJ
78
184
127
98
50
318
85
113
140
184
263
158
143
123
93
77
59
40
29
28
27
27
36
Wind (km/h)
10
NE
20
NE
15
N
10
NNW
15
NW
15
NW
15
NNW
15
NW
20
NNW
20
NW
25
NW
25
W
20
W
10
W
0
NW
5
E
5
E
5
ENE
5
E
10
SE
10
SSE
15
ESE
15
E
Wind State
cross-off
off
cross-off
cross
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
off
off
cross-off
cross
cross-off
off
High Tide
6:10AM1.85m
6:54PM1.93m
7:32AM1.94m
8:06PM2.10m
8:38AM2.09m
Low Tide
00:11AM0.72m
12:54PM0.66m
1:40AM0.58m
2:08PM0.51m
2:44AM0.39m
3:03PM0.34m
cloud
part cloud
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
rain showers
rain showers
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:13
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:35
5:36
 mm
3
3
1
1
Temp °C
10
11
11
12
13
12
11
10
9
10
11
13
13
12
11
10
9
8
8
11
13
11
10
Feels °C
6
6
8
10
10
10
8
7
5
6
6
8
9
10
10
9
8
6
6
8
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
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