Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 28 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 (1.8m), 8s period with SE swell.
  • Evening surf: Evening surf (28 Aug, local time) - 8ft (2.4m), 10s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 8AM is: 1.8m 8s primary swell from a Southeast direction and 0.9m 15s secondary swell from a South-southwest direction, 0.4m 11s secondary swell from a South-southeast direction (forecast issued at 12:00am August 28). 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 (1.8m)8s
Evening (28 Aug)8ft (2.4m)10s

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


Short Range Forecast

Heavy rain (total 36mm), heaviest during Sat night. Warm (max 28°C on Thu night, min 26°C on Sun morning). Mainly fresh winds.

Friday
28
Saturday
29
Sunday
30
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)
0.9
SSW
16
1.8
SE
8
1.8
SE
8
0.9
SSW
15
1.3
SSE
11
1.8
SE
8
2.2
SE
9
2.5
SE
10
2.5
SE
10
2.5
SE
10
2.5
SE
10
2.4
SE
10
2.4
SE
10
2.4
SE
10
2.5
SE
9
2.5
ESE
9
2.2
ESE
10
2.4
SE
9
2.3
SE
9
2.2
ESE
9
2.1
ESE
9
2.1
ESE
9
2.1
ESE
9
2
ESE
9
Wave Graph
Metric surfscale
Energy kJ
397
423
443
344
359
439
822
1261
1335
1335
1200
1100
1007
986
1080
1153
951
1011
899
838
739
688
688
658
Wind (km/h)
30
SE
30
SE
30
SE
30
SE
30
SE
35
SE
40
ESE
40
ESE
35
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
35
ESE
35
E
30
E
30
E
30
E
30
E
25
E
30
ESE
25
ESE
30
E
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
High Tide
5:45AM1.32m
6:02PM1.25m
6:16AM1.34m
6:33PM1.28m
6:48AM1.32m
7:06PM1.28m
Low Tide
11:32PM0.13m
11:57AM0.10m
00:05AM0.10m
12:28PM0.09m
00:39AM0.10m
12:59PM0.10m
clear
thunderstorm
clear
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:33
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
2
1
1
1
1
1
3
4
5
4
3
2
1
Temp °C
27
27
27
27
28
28
27
27
27
27
27
27
27
27
27
27
27
27
27
27
26
26
27
28
Feels °C
27
26
27
27
28
27
25
25
26
26
26
26
26
25
25
26
27
27
26
27
26
26
28
28
  • 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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