Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.0° 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 Jul):

  • Morning surf: Morning surf (28 Jul, local time) - 2.5ft (0.7m), 18s period with SSW swell.
  • Afternoon surf: Afternoon surf (28 Jul, local time) - 3ft (0.9m), 17s period with SSW swell.
  • Evening surf: Evening surf (28 Jul, local time) - 3.5ft (1.0m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 9PM is: 1.0m 16s primary swell from a South-southwest direction and 0.8m 12s secondary swell from a South-southeast direction, 0.8m 8s secondary swell from a East direction (forecast issued at 12:00pm July 28). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (28 Jul)2.5ft (0.7m)18s
Afternoon (28 Jul)3ft (0.9m)17s
Evening (28 Jul)3.5ft (1.0m)16s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Tue morning. Warm (max 28°C on Tue morning, min 27°C on Tue morning). Wind will be generally light.

Tue
28
Wednesday
29
Thursday
30
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
1
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
Wave
Height (m)
Direction
Period (s)
0.7
SSW
18
0.8
SSW
18
0.9
SSW
17
1
SSW
16
1
SSW
16
1.1
SSW
15
1.2
SSW
15
1.2
SSW
15
1.2
SSW
14
1.2
SSW
14
1.1
SSW
14
1.1
SSW
14
1.1
SSW
14
1.1
SSW
14
1.2
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
1.5
SSE
8
1.6
SE
7
Wave Graph
Metric surfscale
Energy kJ
282
390
510
539
512
581
600
568
553
501
447
447
467
487
577
261
261
257
253
257
268
Wind (km/h)
20
E
20
E
15
E
15
E
15
E
15
ESE
20
ESE
20
ESE
25
ESE
25
ESE
25
ESE
25
ESE
30
ESE
25
ESE
25
ESE
30
ESE
30
ESE
30
ESE
30
ESE
25
ESE
25
ESE
Wind State
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
High Tide
5:29PM1.07m
5:42AM1.24m
6:01PM1.11m
6:14AM1.27m
6:32PM1.14m
Low Tide
11:27AM0.20m
11:25PM0.20m
11:59AM0.16m
11:58PM0.17m
12:30PM0.15m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:28
6:28
 mm
2
3
2
1
1
2
1
1
1
1
1
1
1
1
1
Temp °C
28
27
27
28
28
27
27
27
27
27
28
28
27
27
27
27
27
28
27
27
27
Feels °C
29
29
29
30
30
29
29
28
27
27
29
28
27
27
27
27
27
28
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
How to use the Wavefinder 

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