Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 22 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.7°C
0.8° 

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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 2.5ft (0.8m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.
  • Evening surf: Evening surf (22 Sep, local time) - 3ft (0.9m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 5PM is: 0.9m 16s primary swell from a South-southwest direction and 0.9m 12s secondary swell from a South-southwest direction (forecast issued at 12:00pm September 22). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (22 Sep)2.5ft (0.8m)16s
Afternoon (22 Sep)3ft (0.9m)16s
Evening (22 Sep)3ft (0.9m)16s

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


Short Range Forecast

Heavy rain (total 31mm), heaviest during Tue afternoon. Warm (max 28°C on Tue morning, min 27°C on Wed afternoon). Wind will be generally light.

Tue
22
Wednesday
23
Thursday
24
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
1
1
1
1
1
0
0
0
1
1
1
1
1
2
2
1
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)
0.8
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
1.1
SSW
16
1
SSW
15
0.9
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
15
0.9
SSW
16
1.2
SSW
18
1.2
SSW
18
1.2
SSW
17
1.3
SSW
17
1.3
SSW
17
1.3
SSW
16
1.3
SSW
16
1.3
SSW
16
1.2
SSW
16
Wave Graph
Metric surfscale
Energy kJ
334
392
377
382
441
596
480
393
387
468
493
419
903
826
807
1044
996
915
892
768
657
Wind (km/h)
15
ENE
15
ENE
15
NE
15
ENE
15
E
15
E
10
E
10
E
10
E
20
E
25
E
25
E
20
E
20
E
20
E
15
E
15
E
15
E
15
ESE
15
SE
15
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
High Tide
3:26PM0.99m
3:36AM1.14m
3:57PM1.09m
4:08AM1.22m
4:27PM1.19m
Low Tide
9:21AM0.32m
9:21PM0.32m
9:51AM0.24m
9:55PM0.23m
10:21AM0.17m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:24
6:24
6:24
 mm
2
1
4
5
3
1
2
2
2
1
2
1
1
Temp °C
28
28
28
28
28
28
28
28
28
28
28
27
28
28
28
28
28
28
28
28
28
Feels °C
31
31
30
30
31
31
31
31
31
29
29
28
30
30
30
30
30
31
31
30
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
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