Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 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 (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 6.5ft (2.0m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 7.5ft (2.3m), 9s period with ESE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 7ft (2.1m), 9s period with ESE swell.

The current surf forecast for Utua Mamao (Atafu) at 12AM is: 2.4m 9s primary swell from a Southeast direction and 0.6m 14s secondary swell from a South-southwest direction, 0.3m 19s secondary swell from a South direction (forecast issued at 06:00pm August 29). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (30 Aug)6.5ft (2.0m)9s
Afternoon (30 Aug)7.5ft (2.3m)9s
Evening (30 Aug)7ft (2.1m)9s

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


Short Range Forecast

Moderate rain (total 16mm), heaviest on Mon night. Warm (max 28°C on Sat afternoon, min 27°C on Sat afternoon). Mainly fresh winds.

Sat
29
Sunday
30
Monday
31
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)
2.3
SE
10
1.7
SSE
10
2.4
SE
9
2.4
ESE
9
1.9
ESE
10
2
ESE
10
1.8
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
9
2.1
ESE
9
2
ESE
9
2
ESE
9
1.8
ESE
10
1.8
ESE
10
Wave Graph
Metric surfscale
Energy kJ
920
522
1033
965
678
712
577
846
794
794
716
716
716
688
704
674
674
609
635
Wind (km/h)
30
ESE
35
ESE
35
E
30
E
35
E
35
E
35
E
35
E
30
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
E
25
E
20
E
20
E
20
E
20
E
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
6:33PM1.28m
6:48AM1.32m
7:06PM1.28m
7:22AM1.28m
7:43PM1.26m
Low Tide
00:39AM0.10m
12:59PM0.10m
1:15AM0.12m
1:33PM0.13m
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
clear
part cloud
thunderstorm
clear
thunderstorm
clear
thunderstorm
part cloud
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
1
1
1
1
1
1
1
Temp °C
27
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
27
28
Feels °C
26
27
27
28
27
27
27
27
27
27
27
28
28
28
29
30
30
28
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
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