Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.3°C
0.4° 

Utua Mamao (Atafu) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Utua Mamao (Atafu) today (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 5ft (1.6m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 5ft (1.5m), 7s period with E swell.
  • Evening surf: Evening surf (11 Sep, local time) - 4.5ft (1.4m), 7s period with E swell.

The current surf forecast for Utua Mamao (Atafu) at 3AM is: 0.7m 14s primary swell from a South-southwest direction and 1.5m 6s secondary swell from a East-southeast direction (forecast issued at 06:00pm September 10). An open ocean swell of 0.6m 12s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (11 Sep)5ft (1.6m)7s
Afternoon (11 Sep)5ft (1.5m)7s
Evening (11 Sep)4.5ft (1.4m)7s

Table - waves today at Utua Mamao (Atafu). (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 25mm), heaviest during Thu night. Warm (max 28°C on Fri night, min 26°C on Thu afternoon). Mainly fresh winds.

Thu
10
Friday
11
Saturday
12
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.8
SSW
15
0.7
SW
15
0.7
SW
15
0.7
SSW
15
0.7
SSW
14
1.8
E
6
1.5
E
7
1.4
E
8
1.5
E
7
1.4
E
7
1.4
E
7
1.3
E
8
1.2
E
8
1.2
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1
E
8
Wave Graph
Metric surfscale
Energy kJ
298
232
226
188
180
251
242
229
198
173
168
217
190
191
187
157
153
146
124
Wind (km/h)
20
SE
20
ESE
25
ESE
25
ESE
30
ESE
25
E
25
E
25
ENE
25
E
30
E
25
E
15
E
15
E
15
E
15
E
15
E
10
ESE
15
ESE
20
ESE
Wind State
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
High Tide
5:42AM1.43m
6:02PM1.37m
6:19AM1.40m
6:38PM1.35m
Low Tide
11:30PM0.01m
11:55AM0.00m
00:09AM0.02m
12:29PM0.03m
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
cloud
part cloud
part cloud
thunderstorm
cloud
clear
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:27
6:27
 mm
3
2
4
3
3
2
1
2
Temp °C
26
27
27
27
27
26
26
26
27
27
27
27
28
27
28
28
28
28
28
Feels °C
28
28
27
27
26
26
26
27
28
27
28
30
30
29
31
31
31
31
30
  • 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 Utua Mamao (Atafu) 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.


Nearest locationNearest