Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 am 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.5° 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 (19 Jul):

  • Morning surf: Morning surf (19 Jul, local time) - 8ft (2.5m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (19 Jul, local time) - 8ft (2.5m), 9s period with SE swell.
  • Evening surf: Evening surf (19 Jul, local time) - 8ft (2.5m), 8s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 1PM is: 2.5m 9s primary swell from a Southeast direction and 1.1m 15s secondary swell from a South-southeast direction, 0.6m 16s secondary swell from a South-southwest direction (forecast issued at 06:00am July 19). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (19 Jul)8ft (2.5m)9s
Afternoon (19 Jul)8ft (2.5m)9s
Evening (19 Jul)8ft (2.5m)8s

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


Short Range Forecast

Heavy rain (total 44mm), heaviest during Tue night. Warm (max 27°C on Sun morning, min 26°C on Tue night). Mainly strong winds.

Sunday
19
Monday
20
Tuesday
21
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)
3
SE
9
3
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
8
3
SE
8
3
SE
8
3
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.5
SE
9
2.4
SE
9
2.4
SE
9
1.8
ESE
9
1.8
ESE
9
0.8
SSW
20
0.9
SSW
20
1.5
SSE
13
1.5
SSE
13
1
SSW
18
Wave Graph
Metric surfscale
Energy kJ
1302
1209
1064
984
962
993
999
1053
1136
1109
1059
1011
951
928
827
827
505
493
478
561
710
699
616
Wind (km/h)
40
SE
40
SE
35
SE
35
SE
35
SE
40
SE
40
SE
40
SE
40
SE
40
ESE
40
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
ESE
25
ESE
25
ESE
25
E
25
E
Wind State
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
cross-on
cross-on
on
on
on
on
on
on
on
on
High Tide
9:32AM1.20m
10:03PM1.11m
10:23AM1.08m
10:59PM1.05m
11:21AM0.98m
Low Tide
3:17AM0.23m
3:48PM0.24m
4:09AM0.32m
4:37PM0.33m
5:09AM0.41m
5:31PM0.40m
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
<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>
6:25
6:25
6:25
 mm
1
1
1
2
2
2
2
2
3
3
4
3
1
3
Temp °C
26
26
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Feels °C
22
22
24
24
25
24
24
24
24
24
24
25
25
25
25
26
26
26
27
27
27
27
28
  • 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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