Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 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) - 10ft (3.0m), 8s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 4AM is: 3.0m 9s primary swell from a Southeast direction and 1.0m 16s secondary swell from a South-southeast direction, 0.6m 17s secondary swell from a South-southwest direction (forecast issued at 12:00am 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)10ft (3.0m)8s

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


Short Range Forecast

Heavy rain (total 30mm), heaviest during Tue afternoon. Warm (max 28°C on Mon afternoon, min 26°C on Sat night). Mainly strong winds.

Sunday
19
Monday
20
Tuesday
21
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
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
8
3
SE
9
2.5
SE
9
1.7
SSE
9
1.8
E
9
1.7
SSE
9
1.8
E
9
1.8
E
9
1.8
E
9
1.8
ESE
9
1.9
ESE
9
0.9
SSW
20
1.6
SSE
13
1.6
SSE
13
1
SSW
18
Wave Graph
Metric surfscale
Energy kJ
1402
1302
1150
1064
1040
993
1023
1053
1053
1084
1135
1058
534
484
445
494
483
506
505
530
561
838
791
616
Wind (km/h)
35
SE
35
SE
40
SE
35
SE
35
SE
40
SE
40
SE
40
SE
40
SE
40
ESE
40
ESE
40
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
ESE
35
E
35
E
30
E
25
ESE
25
ESE
25
ESE
Wind State
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
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
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
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
2
2
1
2
2
1
1
3
2
2
3
3
4
5
Temp °C
26
26
26
27
27
27
27
27
27
27
27
27
27
27
28
27
27
27
27
27
27
27
27
27
Feels °C
23
22
22
24
24
24
24
24
24
24
24
24
25
26
26
25
26
26
26
25
27
27
28
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Utua Mamao (Atafu) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest