Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.3°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 (08 Sep):

  • Morning surf: Morning surf (08 Sep, local time) - 5ft (1.6m), 7s period with ESE swell.
  • 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 7PM is: 0.9m 16s primary swell from a South-southwest direction and 1.4m 8s secondary swell from a East-southeast direction (forecast issued at 12:00pm September 08). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (08 Sep)5ft (1.6m)7s
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 40mm), heaviest during Wed afternoon. Warm (max 28°C on Tue morning, min 27°C on Tue night). Wind will be generally light.

Tue
8
Wednesday
9
Thursday
10
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
2
1
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)
1.6
ESE
7
0.8
SSW
15
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
0.9
SSW
17
1.8
ESE
8
1.7
ESE
8
1.6
ESE
7
0.9
SSW
16
0.8
SSW
16
1.4
ESE
8
0.6
SSW
16
0.8
SSW
15
0.7
SW
15
0.7
SW
15
Wave Graph
Metric surfscale
Energy kJ
279
294
447
441
419
398
387
449
437
431
504
368
310
259
452
322
226
162
298
232
226
Wind (km/h)
25
E
20
E
20
ESE
15
E
25
E
25
E
25
E
30
E
25
E
20
E
20
E
20
ESE
20
ESE
15
ENE
10
ENE
10
E
15
E
25
ENE
20
ENE
15
E
20
ESE
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
on
High Tide
4:02PM1.20m
4:21AM1.38m
4:45PM1.29m
5:03AM1.43m
5:25PM1.34m
Low Tide
9:55AM0.11m
10:04PM0.11m
10:39AM0.04m
10:49PM0.04m
11:18AM0.00m
thunderstorm
part cloud
part cloud
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
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
1
1
1
2
2
2
5
4
5
5
3
1
1
1
1
Temp °C
28
28
28
28
28
28
27
28
28
28
28
28
28
27
27
27
28
28
27
27
28
Feels °C
29
30
30
30
29
29
28
29
29
30
30
30
29
29
31
29
30
29
28
29
30
  • 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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