Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.2° 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 (22 Jul):

  • Morning surf: Morning surf (22 Jul, local time) - 3.5ft (1.0m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Jul, local time) - 3ft (0.9m), 16s period with SSW swell.
  • Evening surf: Evening surf (22 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 12AM is: 1.3m 12s primary swell from a South-southeast direction and 0.8m 18s secondary swell from a South-southwest direction, 1.4m 8s secondary swell from a East-southeast direction (forecast issued at 06:00pm July 21). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (22 Jul)3.5ft (1.0m)16s
Afternoon (22 Jul)3ft (0.9m)16s
Evening (22 Jul)2.5ft (0.8m)16s

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


Short Range Forecast

Heavy rain (total 32mm), heaviest during Thu night. Warm (max 28°C on Wed afternoon, min 27°C on Tue afternoon). Wind will be generally light.

Tue
21
Wednesday
22
Thursday
23
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
1
1
1
1
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
SSE
13
1.5
SSE
13
1
SSW
18
1.3
SSE
12
0.9
SSW
17
0.9
SSW
16
1
SSW
16
1
SSW
16
0.9
SSW
16
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
0.8
S
20
0.8
SSW
15
0.8
SSW
15
0.8
S
18
Wave Graph
Metric surfscale
Energy kJ
710
699
616
477
528
427
518
499
397
318
314
435
339
318
314
485
242
242
404
Wind (km/h)
25
ESE
30
ESE
30
ESE
25
ESE
25
ESE
25
ESE
25
SE
25
ESE
25
ESE
25
ESE
20
ESE
25
E
20
E
20
E
15
E
15
E
10
ESE
15
ESE
15
E
Wind State
on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
High Tide
00:02AM1.00m
12:29PM0.90m
1:11AM0.98m
1:43PM0.87m
Low Tide
6:20AM0.46m
6:35PM0.45m
7:38AM0.46m
7:44PM0.45m
cloud
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thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
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part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:25
6:27
6:27
 mm
1
2
2
1
2
3
2
2
2
2
1
Temp °C
27
27
27
27
27
27
27
27
28
28
28
28
27
27
27
27
27
28
28
Feels °C
27
26
26
27
27
28
28
28
29
29
30
29
28
28
29
30
30
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
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