Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 22 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 7AM is: 0.9m 16s primary swell from a South-southwest direction and 1.2m 12s secondary swell from a South-southeast direction, 1.3m 8s secondary swell from a East-southeast direction (forecast issued at 12:00am July 22). The wind direction is predicted to be cross-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 28mm), heaviest during Thu night. Warm (max 28°C on Wed morning, min 27°C on Tue night). Winds decreasing (fresh winds from the SE on Wed morning, light winds from the E by Thu afternoon).

Wednesday
22
Thursday
23
Friday
24
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
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
1
1
2
1
2
2
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
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
1
SSW
18
0.8
SSW
17
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
Wave Graph
Metric surfscale
Energy kJ
477
528
427
518
499
397
318
314
435
339
318
314
485
242
242
404
655
394
359
350
441
419
381
376
Wind (km/h)
25
ESE
25
ESE
25
SE
30
SE
30
ESE
25
ESE
25
ESE
25
E
20
E
20
E
15
E
15
E
15
ESE
10
E
10
E
15
ENE
10
ENE
10
E
10
ESE
15
ESE
15
ESE
20
ESE
20
ESE
20
ESE
Wind State
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
on
High Tide
00:02AM1.00m
12:29PM0.90m
1:11AM0.98m
1:43PM0.87m
2:16AM0.99m
2:48PM0.88m
Low Tide
6:20AM0.46m
6:35PM0.45m
7:38AM0.46m
7:44PM0.45m
8:46AM0.43m
8:44PM0.42m
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:45
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:27
6:27
 mm
1
1
1
2
1
2
3
1
2
1
3
3
6
1
Temp °C
27
27
27
27
28
28
28
28
28
28
27
27
28
28
27
28
27
27
27
28
28
28
28
28
Feels °C
27
28
28
26
28
29
29
29
30
30
29
29
31
31
30
31
30
30
29
30
30
30
29
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
How to use the Wavefinder 

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