Awatoto Rivermouth Surf Break

Lat Long: 39.50° S 176.92° E

Awatoto Rivermouth 48 hour detailed Surf Forecast

Issued: 5 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Awatoto Rivermouth sea temperature is
12.9°C
0.7° 

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


How big are the waves at Awatoto Rivermouth today (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 2.5ft (0.7m), 12s period with ESE swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.7m), 12s period with ESE swell.
  • Evening surf: Evening surf (18 Sep, local time) - 1.5ft (0.4m), 13s period with SE swell.

The current surf forecast for Awatoto Rivermouth at 8AM is: 0.7m 12s primary swell from a East-southeast direction and 0.5m 4s secondary swell from a Northeast direction (forecast issued at 05:00am September 18). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (NZST) & DateWave HeightWave Period
Morning (18 Sep)2.5ft (0.7m)12s
Afternoon (18 Sep)2.5ft (0.7m)12s
Evening (18 Sep)1.5ft (0.4m)13s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun morning. Very mild (max 17°C on Sat afternoon, min 5°C on Sun night). Winds increasing (calm on Fri morning, fresh winds from the SW by Sun morning).

Friday
18
Saturday
19
Sunday
20
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
1
1
1
1
1
1
0
0
1
0
1
0
0
0
0
0
1
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)
0.4
SE
14
0.7
ESE
13
0.7
ESE
12
0.7
ESE
12
0.7
ESE
12
0.7
ESE
11
0.4
SE
13
0.6
ESE
11
0.6
ESE
12
0.6
ESE
12
0.6
ESE
12
0.5
ESE
11
0.5
ESE
11
0.5
ESE
11
0.5
ESE
11
0.5
ESE
11
0.4
ESE
11
0.4
ESE
11
0.4
ESE
11
0.3
ESE
11
0.4
SSE
10
0.7
SSE
11
0.8
SSE
12
Wave Graph
Metric surfscale
Energy kJ
46
151
131
125
119
109
46
84
93
93
90
70
69
68
68
68
47
47
39
22
35
103
177
Wind (km/h)
5
WNW
5
W
5
NNE
10
ENE
10
NE
5
NNE
10
SW
10
WSW
10
WSW
10
WSW
5
W
5
N
25
W
25
W
10
NW
15
WNW
10
NW
30
W
30
SW
25
SSW
20
SW
30
SSW
15
SSW
Wind State
glassy
glassy
glassy
on
on
glassy
off
off
off
off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
off
cross-off
cross-off
High Tide
10:40AM1.64m
11:06PM1.57m
11:29AM1.58m
11:50PM1.50m
12:20PM1.52m
Low Tide
4:33AM0.40m
5:00PM0.40m
5:19AM0.43m
5:48PM0.42m
6:04AM0.44m
6:36PM0.43m
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
light rain
part cloud
part cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:07
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:05
6:06
 mm
1
1
Temp °C
10
10
13
14
13
13
12
12
11
10
13
16
17
16
15
15
14
12
9
13
13
11
10
Feels °C
9
9
12
12
11
12
10
10
9
8
12
15
12
11
12
11
11
6
2
6
8
4
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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Awatoto Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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