Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 27 Aug 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.1°C
0.3° 

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 (28 Aug):

  • Morning surf: Morning surf (28 Aug, local time) - 3ft (0.9m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (28 Aug, local time) - 6ft (1.9m), 8s period with SE swell.
  • Evening surf: Evening surf (28 Aug, local time) - 8ft (2.5m), 10s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 1AM is: 0.9m 16s primary swell from a South-southwest direction and 0.5m 12s secondary swell from a South-southeast direction, 1.7m 8s secondary swell from a Southeast direction (forecast issued at 06:00pm August 27). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (28 Aug)3ft (0.9m)15s
Afternoon (28 Aug)6ft (1.9m)8s
Evening (28 Aug)8ft (2.5m)10s

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


Short Range Forecast

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

Thu
27
Friday
28
Saturday
29
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)
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
0.9
SSW
16
1.8
SE
8
1.8
SE
8
0.9
SSW
15
1.8
SE
8
1.9
SE
8
2.4
SE
9
2.5
SE
10
2.5
SE
10
2.4
SE
10
2.4
SE
10
2.4
SE
10
2.2
SE
10
2.3
SE
9
2.4
SE
9
2.4
SE
9
Wave Graph
Metric surfscale
Energy kJ
322
326
407
397
428
443
344
479
509
945
1201
1201
1145
1122
1028
891
901
945
989
Wind (km/h)
25
ESE
30
SE
30
SE
30
SE
30
SE
30
SE
30
SE
30
SE
35
SE
35
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
35
E
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross-on
cross-on
on
on
High Tide
5:45AM1.32m
6:02PM1.25m
6:16AM1.34m
6:33PM1.28m
Low Tide
11:32PM0.13m
11:57AM0.10m
00:05AM0.10m
12:28PM0.09m
clear
clear
clear
clear
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
<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
2
1
1
2
1
Temp °C
28
28
28
28
27
27
27
28
28
27
27
27
27
27
27
27
28
28
28
Feels °C
29
28
28
28
26
27
27
28
27
25
25
26
26
26
26
27
27
27
27
  • 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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