Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.4°C
0.6° 

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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 7ft (2.1m), 8s period with ESE swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 7.5ft (2.3m), 8s period with ESE swell.
  • Evening surf: Evening surf (04 Sep, local time) - 8ft (2.5m), 8s period with ESE swell.

The current surf forecast for Utua Mamao (Atafu) at 10AM is: 2.2m 8s primary swell from a East-southeast direction and 0.9m 15s secondary swell from a South-southwest direction, 0.4m 16s secondary swell from a South-southwest direction (forecast issued at 06:00am September 04). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (04 Sep)7ft (2.1m)8s
Afternoon (04 Sep)7.5ft (2.3m)8s
Evening (04 Sep)8ft (2.5m)8s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Fri night. Warm (max 28°C on Fri morning, min 27°C on Fri afternoon). Mainly fresh winds.

Friday
4
Saturday
5
Sunday
6
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)
2.1
ESE
8
2.1
ESE
8
2.2
ESE
8
2.2
ESE
8
2.3
ESE
8
2.4
ESE
8
2.5
ESE
8
2.5
ESE
9
2.5
ESE
9
2.4
ESE
9
2.3
ESE
9
2.2
ESE
9
2.1
ESE
9
2.1
ESE
9
2
ESE
9
1.1
S
16
1.8
ESE
9
1.7
ESE
9
1.6
ESE
8
1.6
ESE
8
1.7
ESE
8
1.7
ESE
8
1.7
ESE
8
Wave Graph
Metric surfscale
Energy kJ
588
638
651
651
704
808
958
998
947
942
828
761
662
645
573
589
496
429
354
370
422
422
412
Wind (km/h)
30
SE
35
SE
35
SE
35
SE
35
ESE
40
ESE
35
ESE
35
ESE
30
ESE
30
E
30
ESE
30
ESE
35
ESE
30
E
30
E
30
ESE
30
ESE
25
ESE
30
ESE
35
ESE
30
ESE
30
ESE
30
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
High Tide
11:03AM0.92m
11:52PM1.05m
12:46PM0.91m
1:25AM1.09m
2:12PM0.98m
Low Tide
4:53AM0.36m
5:12PM0.38m
6:30AM0.37m
6:48PM0.38m
7:59AM0.30m
8:11PM0.30m
part cloud
rain showers
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:27
6:27
 mm
1
1
2
1
2
3
2
1
1
2
1
1
1
Temp °C
27
27
28
28
27
27
28
27
27
27
27
27
28
27
28
27
27
27
27
27
28
28
27
Feels °C
25
24
26
26
25
25
26
25
26
26
26
26
26
26
28
26
26
26
26
25
26
26
25
  • 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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