Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.3° C
0.6° 

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 (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 4ft (1.2m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 3.5ft (1.1m), 12s period with SSW swell.
  • Evening surf: Evening surf (06 Aug, local time) - 2.5ft (0.8m), 17s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 8PM is: 0.8m 17s primary swell from a South-southwest direction and 1.0m 11s secondary swell from a South direction, 1.8m 6s secondary swell from a Southeast direction (forecast issued at 12:00pm August 06). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (06 Aug)4ft (1.2m)12s
Afternoon (06 Aug)3.5ft (1.1m)12s
Evening (06 Aug)2.5ft (0.8m)17s

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


Short Range Forecast

Heavy rain (total 66mm), heaviest during Sat afternoon. Warm (max 28°C on Thu morning, min 25°C on Sat afternoon). Mainly strong winds.

Thu
6
Friday
7
Saturday
8
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
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)
1.3
SSW
12
1.3
SSW
12
0.7
SW
18
0.8
SSW
17
0.8
SSW
17
0.8
SSW
17
0.8
SSW
17
1.9
ESE
7
2
ESE
7
2.3
SE
8
2.4
SE
8
2.3
SE
8
2.2
ESE
8
2.3
SE
8
2.2
ESE
8
1.7
S
9
2
S
9
2.2
S
9
2.2
SSE
9
1.8
SSW
12
2.2
S
11
Wave Graph
Metric surfscale
Energy kJ
444
429
316
386
377
364
351
376
404
606
614
585
572
600
546
459
627
766
724
992
1191
Wind (km/h)
30
SE
35
SE
35
SE
35
SE
35
SE
35
SE
35
SE
35
SE
40
SE
35
SE
40
SE
40
SE
40
SE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
40
ESE
35
ESE
35
ESE
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
on
on
cross-on
High Tide
11:11AM0.98m
11:59PM1.07m
12:40PM0.96m
1:24AM1.11m
2:06PM0.99m
Low Tide
5:26PM0.35m
6:28AM0.37m
6:48PM0.35m
7:55AM0.31m
8:08PM0.29m
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:29
6:29
 mm
1
2
1
1
2
1
1
1
1
1
1
3
3
4
4
5
18
14
1
Temp °C
28
28
28
28
28
27
27
27
27
28
28
28
28
27
27
27
27
27
25
26
28
Feels °C
27
27
26
26
26
25
25
25
24
26
25
26
26
25
25
26
25
26
23
24
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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