Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 25 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 (25 Aug):

  • Morning surf: Morning surf (25 Aug, local time) - 7ft (2.2m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (25 Aug, local time) - 6.5ft (2.0m), 8s period with SE swell.
  • Evening surf: Evening surf (25 Aug, local time) - 6ft (1.9m), 8s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 9AM is: 2.2m 8s primary swell from a Southeast direction and 0.7m 15s secondary swell from a South direction, 0.4m 10s secondary swell from a South-southwest direction (forecast issued at 12:00am August 25). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (25 Aug)7ft (2.2m)8s
Afternoon (25 Aug)6.5ft (2.0m)8s
Evening (25 Aug)6ft (1.9m)8s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Mon night. Warm (max 28°C on Tue morning, min 27°C on Mon night). Mainly fresh winds.

Tuesday
25
Wednesday
26
Thursday
27
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)
2.4
SE
8
2.3
SE
8
2.2
SE
8
2.2
SE
8
2.1
SE
8
2
SE
8
1.9
SE
8
1.9
SE
8
1.5
E
8
1.4
E
8
1.4
E
8
1.4
SSE
8
1.4
SSE
8
1.3
SSE
8
1.3
SSE
8
1.3
SSE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.7
SE
8
0.7
SW
16
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
Wave Graph
Metric surfscale
Energy kJ
710
672
594
594
520
465
438
450
272
245
245
256
262
228
211
237
403
403
403
371
264
322
346
407
Wind (km/h)
40
SE
35
SE
35
SE
35
SE
30
SE
30
SE
30
SE
30
SE
25
ESE
25
ESE
30
ESE
30
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
30
ESE
30
ESE
30
ESE
25
SE
25
SE
30
SE
30
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
cross-on
High Tide
4:11AM1.14m
4:31PM1.05m
4:43AM1.21m
5:02PM1.13m
5:14AM1.28m
5:32PM1.19m
Low Tide
10:29AM0.24m
10:28PM0.23m
10:58AM0.18m
11:00PM0.17m
11:28AM0.13m
thunderstorm
clear
clear
cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
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
Temp °C
27
27
27
28
28
28
28
28
27
27
27
27
28
28
28
28
28
27
27
27
28
28
28
28
Feels °C
24
25
25
26
26
27
27
27
26
26
26
26
28
28
28
28
28
26
26
26
28
28
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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