Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.2°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 (03 Sep):

  • Morning surf: Morning surf (03 Sep, local time) - 6.5ft (2.0m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (03 Sep, local time) - 7.5ft (2.3m), 8s period with ESE swell.
  • Evening surf: Evening surf (03 Sep, local time) - 7.5ft (2.3m), 8s period with ESE swell.

The current surf forecast for Utua Mamao (Atafu) at 8AM is: 1.9m 8s primary swell from a East-southeast direction and 0.6m 17s secondary swell from a South-southwest direction, 0.4m 11s secondary swell from a South-southwest direction (forecast issued at 12:00am September 03). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (03 Sep)6.5ft (2.0m)8s
Afternoon (03 Sep)7.5ft (2.3m)8s
Evening (03 Sep)7.5ft (2.3m)8s

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


Short Range Forecast

Heavy rain (total 29mm), heaviest during Sat afternoon. Warm (max 28°C on Wed night, min 27°C on Wed night). Mainly fresh winds.

Thursday
3
Friday
4
Saturday
5
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
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
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)
1.7
ESE
9
1.7
ESE
9
1.8
ESE
9
2.1
ESE
7
2.2
ESE
8
2.3
ESE
8
2.3
ESE
8
2.3
ESE
8
2.2
ESE
8
2.2
ESE
8
2.2
ESE
8
2.2
ESE
8
2.2
ESE
8
2.2
ESE
8
2.4
ESE
8
2.5
ESE
9
2.5
ESE
9
2.4
ESE
9
2.4
ESE
9
2.3
ESE
9
2.2
ESE
9
2.1
ESE
9
1.9
ESE
9
1.8
ESE
9
Wave Graph
Metric surfscale
Energy kJ
454
454
493
419
555
703
737
776
715
665
692
675
675
675
808
926
994
939
939
865
758
660
586
516
Wind (km/h)
30
ESE
35
ESE
35
E
35
E
35
ESE
35
ESE
35
ESE
35
ESE
30
ESE
30
SE
35
SE
35
SE
35
ESE
35
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
E
30
E
25
E
25
ESE
30
ESE
30
E
Wind State
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
High Tide
9:42AM1.01m
10:21PM1.08m
11:03AM0.92m
11:52PM1.05m
12:46PM0.91m
Low Tide
3:37AM0.30m
3:53PM0.33m
4:53AM0.36m
5:12PM0.38m
6:30AM0.37m
6:48PM0.38m
thunderstorm
thunderstorm
clear
thunderstorm
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:30
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:28
6:27
 mm
1
1
1
2
1
1
1
2
3
3
3
4
5
1
Temp °C
28
27
28
28
28
28
28
28
27
27
28
28
27
27
27
27
27
27
28
27
27
28
28
28
Feels °C
28
26
27
27
26
26
26
26
25
25
26
26
25
25
26
26
26
27
27
26
27
28
27
28
  • 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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