Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.2° 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 (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 3.5ft (1.0m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 3.5ft (1.0m), 12s period with S swell.
  • Evening surf: Evening surf (22 Aug, local time) - 6.5ft (2.0m), 7s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 1PM is: 1.6m 7s primary swell from a Southeast direction and 0.9m 12s secondary swell from a South-southwest direction, 0.4m 13s secondary swell from a South-southwest direction (forecast issued at 06:00am August 22). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (22 Aug)3.5ft (1.0m)12s
Afternoon (22 Aug)3.5ft (1.0m)12s
Evening (22 Aug)6.5ft (2.0m)7s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Mon night. Warm (max 28°C on Sun afternoon, min 27°C on Sat morning). Mainly fresh winds.

Saturday
22
Sunday
23
Monday
24
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)
1
S
12
1
S
12
1
S
12
1.6
SE
7
1
SSW
13
1.9
SE
7
2.1
SE
7
2.1
SE
8
2.3
SE
8
2.2
SE
8
2.1
SE
8
2.2
SE
8
2.2
SE
8
2.2
SE
8
2.2
ESE
8
2.2
ESE
8
2.1
ESE
8
2.2
SE
8
2.2
SE
8
2.2
SE
8
2.4
SE
8
2.3
SE
8
2.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
299
289
279
258
350
361
428
499
613
559
525
579
588
588
618
587
531
558
544
573
648
672
769
Wind (km/h)
20
SE
30
SE
30
SE
30
SE
35
SE
35
SE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
SE
35
SE
35
SE
35
SE
40
SE
40
SE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
1:49AM0.93m
2:31PM0.83m
2:50AM0.98m
3:22PM0.89m
3:35AM1.06m
3:59PM0.97m
Low Tide
8:27AM0.46m
8:23PM0.46m
9:20AM0.38m
9:15PM0.38m
9:57AM0.31m
9:54PM0.31m
part cloud
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:29
6:29
6:28
 mm
1
1
1
1
2
2
1
1
2
2
2
Temp °C
28
27
27
27
27
27
27
27
27
27
27
27
28
28
28
27
27
27
27
27
27
27
27
Feels °C
29
26
26
26
26
25
25
25
25
25
25
25
27
27
27
25
25
25
25
25
25
25
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
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