Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 19 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 (19 Aug):

  • Afternoon surf: Afternoon surf (19 Aug, local time) - 3.5ft (1.0m), 16s period with SSW swell.
  • Evening surf: Evening surf (19 Aug, local time) - 3ft (0.9m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 11PM is: 0.9m 16s primary swell from a South-southwest direction and 1.0m 5s secondary swell from a East direction (forecast issued at 06:00pm August 19). An open ocean swell of 0.6m 11s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)3.5ft (1.0m)16s
Evening (19 Aug)3ft (0.9m)16s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Fri night. Warm (max 28°C on Wed afternoon, min 27°C on Wed afternoon). Mainly fresh winds.

Wed
19
Thursday
20
Friday
21
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SSW
16
1
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
15
0.9
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
14
1
SSW
14
1.1
SSW
14
1.1
SSW
14
1
SSW
12
1.1
SSW
12
1.2
SSW
13
1
SSW
13
1.7
ESE
7
1.9
SE
7
Wave Graph
Metric surfscale
Energy kJ
532
532
441
430
414
419
414
398
382
437
413
474
487
274
355
426
367
286
352
Wind (km/h)
25
ESE
25
ESE
25
ESE
20
ESE
20
ESE
25
SE
30
SE
30
SE
30
SE
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
30
ESE
30
ESE
35
SE
Wind State
on
on
on
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
cross-on
cross-on
High Tide
10:59PM0.96m
11:34AM0.82m
00:23AM0.91m
1:13PM0.79m
Low Tide
5:25AM0.49m
5:33PM0.50m
7:02AM0.50m
7:06PM0.51m
thunderstorm
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:37
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:29
6:29
6:29
 mm
1
Temp °C
27
28
28
27
27
27
27
27
27
27
27
27
27
27
27
28
28
28
28
Feels °C
27
29
29
28
28
27
26
25
25
25
25
25
25
24
24
26
26
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Utua Mamao (Atafu) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest