Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.5°C
0.3° 

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 (21 Oct):

  • Morning surf: Morning surf (21 Oct, local time) - 3.5ft (1.1m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (21 Oct, local time) - 4ft (1.2m), 9s period with SE swell.
  • Evening surf: Evening surf (21 Oct, local time) - 4ft (1.2m), 12s period with SSW swell.

The current surf forecast for Utua Mamao (Atafu) at 4AM is: 1.1m 9s primary swell from a Southeast direction and 0.8m 12s secondary swell from a South-southwest direction (forecast issued at 12:00am October 21). The wind direction is predicted to be onshore.

Time (+13) & DateWave HeightWave Period
Morning (21 Oct)3.5ft (1.1m)9s
Afternoon (21 Oct)4ft (1.2m)9s
Evening (21 Oct)4ft (1.2m)12s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Wed afternoon. Warm (max 28°C on Tue night, min 27°C on Tue night). Mainly fresh winds.

Wednesday
21
Thursday
22
Friday
23
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)
1.2
SE
9
1.1
SE
9
1.1
SE
9
1.1
SE
9
1.2
SE
9
1.2
SE
9
0.8
SSW
12
1.2
SSW
12
1.4
SE
8
1.4
SE
8
1.4
SE
8
1.4
SE
8
0.9
SSW
11
1.3
ESE
7
1.6
SE
8
1.7
SE
8
1.9
SE
8
1.9
SE
8
1.9
SE
8
1.8
SE
8
1.8
SE
8
1.7
ESE
8
1.6
ESE
7
1.7
SE
8
Wave Graph
Metric surfscale
Energy kJ
225
197
197
197
220
215
179
418
257
257
253
247
187
184
311
373
498
486
458
395
385
306
279
337
Wind (km/h)
15
ESE
15
ESE
20
ESE
20
ESE
20
E
20
E
20
E
25
E
25
ESE
25
ESE
25
E
25
E
20
E
20
E
25
ESE
30
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
ESE
30
ESE
30
ESE
Wind State
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
on
on
cross-on
cross-on
cross-on
High Tide
2:11AM1.03m
2:41PM1.01m
2:51AM1.11m
3:15PM1.12m
3:27AM1.20m
3:49PM1.22m
Low Tide
8:29AM0.34m
8:38PM0.35m
9:04AM0.26m
9:17PM0.26m
9:37AM0.18m
9:55PM0.17m
clear
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:03
—
—
—
—
—
—
—
6:03
—
—
—
—
—
—
—
6:03
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:23
—
—
—
—
—
—
—
6:23
—
—
—
—
—
—
—
6:23
—
—
 mm
—
—
—
—
—
1
1
1
—
—
—
—
—
—
—
—
—
—
—
1
1
—
—
—
Temp °C
28
27
27
28
28
28
27
27
27
27
27
28
28
28
28
28
27
27
27
27
27
28
28
28
Feels °C
30
28
28
29
30
30
28
27
28
28
27
29
29
29
29
28
27
27
27
27
27
29
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
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