Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 08 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 (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 8ft (2.5m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 8ft (2.5m), 9s period with SE swell.
  • Evening surf: Evening surf (08 Aug, local time) - 11ft (3.5m), 10s period with SSE swell.

The current surf forecast for Utua Mamao (Atafu) at 1PM is: 3.0m 9s primary swell from a South-southeast direction and 0.7m 15s secondary swell from a South direction (forecast issued at 06:00am August 08). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (08 Aug)8ft (2.5m)9s
Afternoon (08 Aug)8ft (2.5m)9s
Evening (08 Aug)11ft (3.5m)10s

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


Short Range Forecast

Heavy rain (total 40mm), heaviest during Sat morning. Warm (max 28°C on Sat night, min 27°C on Sat morning). Mainly strong winds.

Saturday
8
Sunday
9
Monday
10
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)
1.8
ESE
7
2.4
SSE
8
2.5
SSE
9
3
SSE
9
2.5
SE
9
3.5
SSE
10
3.5
SSE
10
3
SE
10
3
SE
10
3
SE
10
3
SE
9
3
SE
9
3
SE
9
3
SE
9
3
SE
9
2.5
ESE
9
2.5
ESE
9
2.5
ESE
9
2.5
ESE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
ESE
9
Wave Graph
Metric surfscale
Energy kJ
362
769
1076
1502
1124
2245
2434
1693
1714
1707
1467
1414
1355
1311
1370
1224
1151
1109
1014
1012
1012
1012
1151
Wind (km/h)
35
ESE
35
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
40
ESE
35
ESE
40
ESE
40
ESE
35
E
35
ESE
35
ESE
35
E
30
ESE
35
ESE
35
ESE
35
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
1:24AM1.11m
2:06PM0.99m
2:38AM1.19m
3:15PM1.07m
3:40AM1.29m
4:11PM1.16m
Low Tide
7:55AM0.31m
8:08PM0.29m
9:07AM0.21m
9:16PM0.20m
10:05AM0.11m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:41
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:29
6:29
6:29
 mm
4
4
5
4
3
2
1
1
1
1
1
2
3
1
1
1
1
1
1
2
2
Temp °C
27
27
27
27
27
27
28
28
28
27
27
27
27
28
27
27
27
27
28
28
27
27
27
Feels °C
26
25
25
25
25
24
26
26
26
24
24
25
25
26
25
25
26
26
27
27
26
25
25
  • 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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