Utua Mamao (Atafu) Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 6 pm 29 Jul 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.3° C
0.6° 

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 (30 Jul):

  • Morning surf: Morning surf (30 Jul, local time) - 2.5ft (0.8m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (30 Jul, local time) - 2.5ft (0.8m), 14s period with SSW swell.
  • Evening surf: Evening surf (30 Jul, local time) - 5ft (1.5m), 8s period with SSE swell.

The current surf forecast for Utua Mamao (Atafu) at 3AM is: 1.0m 14s primary swell from a South-southwest direction and 0.6m 15s secondary swell from a South-southeast direction, 1.2m 6s secondary swell from a Southeast direction (forecast issued at 06:00pm July 29). The wind direction is predicted to be cross-onshore.

Time (+13) & DateWave HeightWave Period
Morning (30 Jul)2.5ft (0.8m)14s
Afternoon (30 Jul)2.5ft (0.8m)14s
Evening (30 Jul)5ft (1.5m)8s

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


Short Range Forecast

Heavy rain (total 35mm), heaviest during Thu afternoon. Warm (max 27°C on Wed afternoon, min 27°C on Wed afternoon). Mainly fresh winds.

Wed
29
Thursday
30
Friday
31
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)
1.1
SSW
14
1
SSW
14
1.1
SSW
14
1
SSW
14
0.9
SSW
14
1.6
S
14
0.8
SSW
14
0.8
SSW
14
1.4
S
8
1.4
SSE
8
1.5
SSE
8
0.8
SSW
13
1.4
SSE
8
1.3
SSE
7
1.2
SSE
7
1.5
SE
7
1.5
SE
7
2
SSE
8
2.1
SSE
8
Wave Graph
Metric surfscale
Energy kJ
447
379
467
413
352
1042
261
257
233
238
250
215
204
191
153
225
237
521
572
Wind (km/h)
25
ESE
25
ESE
30
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
30
ESE
30
ESE
30
ESE
35
ESE
35
ESE
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
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
High Tide
6:14AM1.27m
6:32PM1.14m
6:46AM1.28m
7:04PM1.16m
Low Tide
11:58PM0.17m
12:30PM0.15m
00:31AM0.16m
1:01PM0.15m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
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>
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:28
6:28
 mm
1
1
1
1
1
1
1
1
1
2
1
1
2
2
2
2
2
1
2
Temp °C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Feels °C
27
27
27
27
27
28
28
28
28
28
28
28
28
28
27
27
27
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
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