Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 23 Jul 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 (23 Jul):

  • Morning surf: Morning surf (23 Jul, local time) - 3ft (0.9m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (23 Jul, local time) - 2.5ft (0.8m), 15s period with SSW swell.
  • Evening surf: Evening surf (23 Jul, local time) - 2.5ft (0.8m), 18s period with S swell.

The current surf forecast for Utua Mamao (Atafu) at 6PM is: 0.8m 15s primary swell from a South-southwest direction and 0.9m 8s secondary swell from a East-southeast direction, 0.8m 11s secondary swell from a South-southeast direction (forecast issued at 12:00pm July 23). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (23 Jul)3ft (0.9m)15s
Afternoon (23 Jul)2.5ft (0.8m)15s
Evening (23 Jul)2.5ft (0.8m)18s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Sat night. Warm (max 28°C on Thu morning, min 26°C on Sat night). Wind will be generally light.

Thu
23
Friday
24
Saturday
25
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
1
0
0
0
0
1
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)
0.9
SSW
15
0.8
S
20
0.8
SSW
15
0.8
SSW
15
0.8
S
18
1
SSW
18
0.8
SSW
17
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
0.9
SSW
15
0.9
SSW
15
0.8
SSW
15
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.7
SSW
14
0.7
SSW
13
0.7
SSW
13
0.7
SSW
13
1.2
ESE
6
Wave Graph
Metric surfscale
Energy kJ
314
485
242
242
404
655
394
359
350
441
419
387
284
280
276
269
192
184
181
178
101
Wind (km/h)
15
E
15
E
10
ESE
15
ESE
15
E
15
E
15
ESE
20
ESE
20
ESE
20
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
E
25
E
25
E
25
ESE
Wind State
on
on
on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
High Tide
1:43PM0.87m
2:16AM0.99m
2:48PM0.88m
3:10AM1.03m
3:38PM0.92m
Low Tide
7:38AM0.46m
7:44PM0.45m
8:46AM0.43m
8:44PM0.42m
9:38AM0.37m
9:33PM0.36m
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
part cloud
clear
thunderstorm
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:45
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:27
6:27
 mm
1
1
1
1
1
1
1
1
1
3
2
Temp °C
28
28
28
28
27
27
27
27
27
27
27
27
27
27
27
27
28
28
27
27
27
Feels °C
31
31
31
31
29
29
30
29
28
28
28
27
27
28
28
27
29
28
27
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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