Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.5°C
0.7° 

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 (08 Sep):

  • Afternoon surf: Afternoon surf (08 Sep, local time) - 2.5ft (0.8m), 16s period with SSW swell.
  • Evening surf: Evening surf (08 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 10PM is: 0.9m 16s primary swell from a South-southwest direction and 1.3m 8s secondary swell from a East-southeast direction (forecast issued at 06:00pm September 08). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (08 Sep)--
Afternoon (08 Sep)2.5ft (0.8m)16s
Evening (08 Sep)3ft (0.9m)16s

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


Short Range Forecast

Heavy rain (total 57mm), heaviest during Wed afternoon. Warm (max 28°C on Tue afternoon, min 26°C on Thu afternoon). Wind will be generally light.

Tue
8
Wednesday
9
Thursday
10
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
1
1
1
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)
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
14
1
SSW
14
1
SSW
14
1.7
ESE
7
1.6
ESE
8
1.6
E
8
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.7
SSW
16
0.8
SSW
15
0.7
SW
15
0.7
SW
15
Wave Graph
Metric surfscale
Energy kJ
447
441
419
398
387
449
437
431
419
327
300
292
407
322
318
215
298
232
226
Wind (km/h)
20
ESE
15
ESE
20
E
20
E
25
E
30
E
25
E
25
E
20
ENE
20
ENE
25
ENE
15
NE
15
ENE
15
E
15
E
15
ENE
10
ENE
15
ENE
15
ENE
Wind State
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
on
on
cross-on
on
on
on
High Tide
4:02PM1.20m
4:21AM1.38m
4:45PM1.29m
5:03AM1.43m
5:25PM1.34m
Low Tide
10:04PM0.11m
10:39AM0.04m
10:49PM0.04m
11:18AM0.00m
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:27
6:27
 mm
2
3
3
2
4
4
5
4
4
4
4
4
3
2
2
2
Temp °C
28
28
27
27
28
28
28
28
27
27
27
27
27
27
28
27
27
26
27
Feels °C
30
30
28
28
29
29
29
29
28
28
28
29
30
29
29
29
30
28
29
  • 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
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