Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.4° C
0.7° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 2.5ft (0.8m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 2.5ft (0.8m), 13s period with SSW swell.
  • Evening surf: Evening surf (05 Aug, local time) - 3ft (0.9m), 13s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 1PM is: 0.8m 13s primary swell from a South-southwest direction and 0.7m 10s secondary swell from a South-southeast direction, 1.0m 8s secondary swell from a East-southeast direction (forecast issued at 06:00am August 05). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (05 Aug)2.5ft (0.8m)13s
Afternoon (05 Aug)2.5ft (0.8m)13s
Evening (05 Aug)3ft (0.9m)13s

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


Short Range Forecast

Heavy rain (total 36mm), heaviest during Wed night. Warm (max 28°C on Wed morning, min 26°C on Wed night). Winds increasing (light winds from the ESE on Wed night, fresh winds from the SE by Fri morning).

Wednesday
5
Thursday
6
Friday
7
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
0
0
0
0
0
0
0
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)
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
1
SSW
13
1
SSW
13
1.1
SSW
12
0.7
SSW
19
1.1
SSW
12
0.7
SSW
18
0.7
SW
18
0.8
SSW
17
0.8
SSW
17
2.2
SE
7
2.1
ESE
7
2.5
SE
8
2.5
SE
8
2.2
ESE
8
2.4
ESE
8
2.2
ESE
8
2.2
ESE
8
Wave Graph
Metric surfscale
Energy kJ
222
219
215
209
202
202
326
317
355
339
322
293
316
386
377
507
462
801
822
581
661
587
560
Wind (km/h)
20
SE
25
SE
25
SE
25
ESE
25
ESE
25
ESE
20
ESE
15
ESE
20
ESE
25
ESE
25
SE
35
SE
35
SE
35
SE
35
SE
35
SE
35
SE
35
SE
35
SE
40
SE
40
SE
40
SE
35
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:01AM1.06m
10:41PM1.08m
11:11AM0.98m
11:59PM1.07m
12:40PM0.96m
Low Tide
3:54AM0.32m
4:17PM0.31m
5:02AM0.36m
5:26PM0.35m
6:28AM0.37m
6:48PM0.35m
part cloud
clear
part cloud
part cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:28
6:29
 mm
2
4
3
1
2
4
4
1
2
1
2
2
1
Temp °C
27
27
28
28
28
28
28
27
27
26
26
27
28
28
28
28
28
27
27
27
27
28
28
Feels °C
27
26
28
28
29
28
29
29
28
27
26
25
26
26
26
26
26
25
25
25
24
26
26
  • 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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