Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 pm 07 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 (07 Aug):

  • Morning surf: Morning surf (07 Aug, local time) - 2.5ft (0.8m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (07 Aug, local time) - 7.5ft (2.3m), 8s period with SE swell.
  • Evening surf: Evening surf (07 Aug, local time) - 6.5ft (2.0m), 7s period with ESE swell.

The current surf forecast for Utua Mamao (Atafu) at 5PM is: 2.3m 8s primary swell from a Southeast direction and 0.8m 16s secondary swell from a South-southwest direction (forecast issued at 12:00pm August 07). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (07 Aug)2.5ft (0.8m)16s
Afternoon (07 Aug)7.5ft (2.3m)8s
Evening (07 Aug)6.5ft (2.0m)7s

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


Short Range Forecast

Heavy rain (total 41mm), heaviest during Fri night. Warm (max 28°C on Fri afternoon, min 27°C on Fri morning). Mainly fresh winds.

Fri
7
Saturday
8
Sunday
9
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
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)
1.6
S
8
0.9
SSW
16
2.3
SE
8
2.3
SE
8
2
ESE
7
2
ESE
8
1.8
ESE
8
2.4
SE
8
2.5
SSE
9
3
SSE
9
2.5
SE
9
3
SSE
10
3
SSE
10
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
ESE
9
Wave Graph
Metric surfscale
Energy kJ
326
397
589
582
428
452
373
844
992
1249
910
1961
2042
1006
1064
1010
1058
1077
1101
1202
1080
Wind (km/h)
40
ESE
35
ESE
35
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
High Tide
12:40PM0.96m
1:24AM1.11m
2:06PM0.99m
2:38AM1.19m
3:15PM1.07m
Low Tide
6:48PM0.35m
7:55AM0.31m
8:08PM0.29m
9:07AM0.21m
9:16PM0.20m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
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
1
2
1
1
1
3
3
4
3
3
3
2
1
1
1
2
1
1
2
Temp °C
27
27
28
28
28
27
27
27
27
27
27
27
28
28
28
27
28
28
28
28
27
Feels °C
25
25
27
26
27
26
26
26
26
26
25
25
26
26
26
25
26
26
26
26
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
How to use the Wavefinder 

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