Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 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) - 7ft (2.2m), 10s period with ESE swell.
  • Evening surf: Evening surf (29 Aug, local time) - 5.5ft (1.7m), 10s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 4AM is: 2.1m 10s primary swell from a Southeast direction and 0.8m 14s secondary swell from a South-southwest direction (forecast issued at 12:00am August 29). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (29 Aug)7ft (2.1m)10s
Afternoon (29 Aug)7ft (2.2m)10s
Evening (29 Aug)5.5ft (1.7m)10s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Sat morning. Warm (max 28°C on Fri night, min 27°C on Fri night). Mainly fresh winds.

Saturday
29
Sunday
30
Monday
31
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)
2
SE
10
2.1
SE
10
2.1
SE
10
2.1
SE
10
1.9
ESE
10
2.4
SE
10
1.7
SE
10
1.7
SE
10
2.5
ESE
9
2.4
ESE
9
2.3
ESE
9
2.3
ESE
9
2.2
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2
ESE
10
2
ESE
10
1.8
ESE
10
1.7
ESE
9
1.7
ESE
9
Wave Graph
Metric surfscale
Energy kJ
757
817
800
845
665
1055
564
564
1034
992
923
865
812
749
732
732
732
688
719
688
703
609
530
530
Wind (km/h)
25
ESE
25
ESE
30
ESE
30
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
E
35
E
35
E
30
E
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
25
E
25
ESE
25
ESE
25
ESE
25
ESE
20
ESE
Wind State
on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
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
00:05AM0.10m
12:28PM0.09m
00:39AM0.10m
12:59PM0.10m
1:15AM0.12m
1:33PM0.13m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
part cloud
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
<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
1
1
2
1
1
1
1
1
1
1
Temp °C
27
27
27
27
27
27
28
28
28
28
27
28
28
28
28
28
28
27
28
28
28
28
28
28
Feels °C
28
28
27
27
26
26
27
27
27
27
26
28
27
27
28
28
28
27
28
29
29
29
29
29
  • 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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