Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.6°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 (28 Sep):

  • Afternoon surf: Afternoon surf (28 Sep, local time) - 5ft (1.6m), 9s period with S swell.
  • Evening surf: Evening surf (28 Sep, local time) - 6ft (1.8m), 10s period with S swell.

The current surf forecast for Utua Mamao (Atafu) at 11PM is: 1.9m 10s primary swell from a South direction and 1.2m 6s secondary swell from a East direction (forecast issued at 06:00pm September 28). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (28 Sep)--
Afternoon (28 Sep)5ft (1.6m)9s
Evening (28 Sep)6ft (1.8m)10s

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


Short Range Forecast

Heavy rain (total 33mm), heaviest during Wed night. Warm (max 28°C on Mon afternoon, min 27°C on Tue night). Mainly strong winds.

Mon
28
Tuesday
29
Wednesday
30
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
Swell
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
9
1.8
S
10
1.8
S
10
1.9
S
10
1.9
SE
8
1.9
SE
8
2.1
SE
8
2.2
SE
8
2.2
SE
8
2.2
SE
9
2.3
SE
9
2.3
SE
9
2.4
SE
9
2.4
SE
9
2.5
SE
9
2.5
SE
8
2.5
SE
8
2.5
SE
8
2.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
450
640
630
701
403
424
525
549
639
730
866
866
901
890
928
929
908
886
941
Wind (km/h)
30
ESE
30
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
30
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
40
ESE
40
ESE
40
ESE
35
ESE
40
ESE
40
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
6:40PM1.37m
7:00AM1.28m
7:21PM1.33m
7:43AM1.19m
8:07PM1.26m
Low Tide
00:55AM0.06m
1:08PM0.09m
1:39AM0.12m
1:50PM0.16m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
6:15
—
—
—
—
—
—
—
6:15
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:24
—
—
—
—
—
—
—
6:24
—
—
—
—
—
—
—
6:23
—
—
 mm
1
1
1
1
1
—
1
1
1
1
1
1
2
2
1
1
—
1
1
Temp °C
28
28
28
28
28
28
28
28
28
28
28
27
27
27
28
28
28
28
28
Feels °C
28
28
28
28
28
27
27
27
28
28
28
26
26
25
26
26
26
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
How to use the Wavefinder 

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