Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.3°C
0.5° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 7ft (2.1m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 8ft (2.4m), 10s period with SE swell.
  • Evening surf: Evening surf (29 Aug, local time) - 8ft (2.5m), 9s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 10AM is: 2.1m 10s primary swell from a Southeast direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 06:00am August 29). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (29 Aug)7ft (2.1m)10s
Afternoon (29 Aug)8ft (2.4m)10s
Evening (29 Aug)8ft (2.5m)9s

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


Short Range Forecast

Heavy rain (total 22mm), heaviest during Mon night. Warm (max 28°C on Sat afternoon, min 27°C on Sat morning). Mainly fresh winds.

Saturday
29
Sunday
30
Monday
31
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
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)
2
SE
10
2
SE
10
2.1
SE
10
1.5
SSE
10
2.4
SE
10
1.7
SE
10
2.5
SE
9
2.5
ESE
9
2.4
ESE
9
2.4
ESE
9
2.3
ESE
9
2.3
ESE
9
2.3
ESE
9
2.3
ESE
9
2.2
ESE
9
2.2
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
10
2
ESE
10
1.8
ESE
10
1.8
ESE
10
Wave Graph
Metric surfscale
Energy kJ
757
742
784
439
986
546
1104
1034
965
992
865
865
846
827
777
777
716
749
735
766
703
609
609
Wind (km/h)
25
ESE
25
ESE
30
ESE
30
ESE
35
ESE
35
ESE
35
ESE
30
E
35
E
30
E
35
E
30
ESE
30
ESE
30
ESE
35
ESE
30
ESE
30
ESE
30
ESE
25
ESE
25
ESE
25
ESE
20
ESE
25
ESE
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
on
on
on
on
on
High Tide
6:16AM1.34m
6:33PM1.28m
6:48AM1.32m
7:06PM1.28m
7:22AM1.28m
7:43PM1.26m
Low Tide
12:28PM0.09m
00:39AM0.10m
12:59PM0.10m
1:15AM0.12m
1:33PM0.13m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:28
6:28
 mm
1
1
2
2
1
1
1
1
1
1
1
1
2
2
Temp °C
27
27
27
27
27
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
27
Feels °C
28
28
27
26
26
27
27
27
27
27
27
27
27
28
27
27
28
28
29
29
29
29
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
How to use the Wavefinder 

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