Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.4°C
0.4° 

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 (16 Sep):

  • Afternoon surf: Afternoon surf (16 Sep, local time) - 5ft (1.5m), 17s period with SSW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 4.5ft (1.3m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 10PM is: 1.3m 16s primary swell from a South-southwest direction and 0.4m 7s secondary swell from a South-southeast direction, 1.0m 6s secondary swell from a East direction (forecast issued at 06:00pm September 16). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (16 Sep)--
Afternoon (16 Sep)5ft (1.5m)17s
Evening (16 Sep)4.5ft (1.3m)16s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Wed afternoon, min 28°C on Wed afternoon). Wind will be generally light.

Wed
16
Thursday
17
Friday
18
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)
1
1
0
0
0
0
0
1
3
2
1
0
1
1
0
0
1
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
SSW
17
1.4
SSW
16
1.3
SSW
16
1.3
SSW
16
1.3
SSW
16
1.2
SSW
16
1.1
SSW
16
1.1
SSW
16
1.1
SSW
15
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
S
14
0.9
S
14
0.9
S
14
0.9
S
13
0.9
S
13
1
S
13
1
S
13
Wave Graph
Metric surfscale
Energy kJ
1178
1055
892
881
768
715
612
596
544
461
449
334
324
324
297
280
277
336
331
Wind (km/h)
20
E
20
E
20
E
20
E
20
E
20
ENE
20
ENE
15
NE
5
ENE
10
ENE
15
E
15
ENE
15
E
15
E
15
E
15
E
10
ESE
10
ESE
15
ESE
Wind State
on
on
on
on
on
on
on
cross-on
glassy
on
on
on
on
on
on
on
on
on
on
High Tide
9:05PM1.03m
9:27AM0.87m
10:00PM0.94m
10:40AM0.78m
Low Tide
3:27AM0.41m
3:28PM0.45m
4:33AM0.49m
4:35PM0.52m
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:25
6:25
 mm
Temp °C
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
Feels °C
29
29
29
29
29
29
29
30
32
31
30
30
30
30
30
30
31
31
31
  • 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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