Surf Break

Lat Long: 8.56° S 172.46° W

Utua Mamao (Atafu) 48 hour detailed Surf Forecast

Issued: 12 am 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's Utua Mamao (Atafu) sea temperature is
29.4°C
0.2° 

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 (20 Oct):

  • Morning surf: Morning surf (20 Oct, local time) - 4ft (1.2m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (20 Oct, local time) - 4ft (1.2m), 9s period with SE swell.
  • Evening surf: Evening surf (20 Oct, local time) - 4ft (1.2m), 9s period with SE swell.

The current surf forecast for Utua Mamao (Atafu) at 8AM is: 1.3m 10s primary swell from a Southeast direction and 0.7m 13s secondary swell from a Southwest direction (forecast issued at 12:00am October 20). The wind direction is predicted to be glassy and the swell rating is 2.

Time (+13) & DateWave HeightWave Period
Morning (20 Oct)4ft (1.2m)10s
Afternoon (20 Oct)4ft (1.2m)9s
Evening (20 Oct)4ft (1.2m)9s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Tue afternoon, min 27°C on Mon night). Wind will be generally light.

Tuesday
20
Wednesday
21
Thursday
22
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)
2
3
2
2
2
2
1
1
1
1
0
0
0
1
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)
1.3
SE
10
1.3
SE
10
1.3
SE
10
1.2
SE
10
1.2
SE
9
1.2
SE
9
1.2
SE
9
1.2
SE
9
1.1
SE
9
0.9
SSW
12
1.1
SE
9
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
1.1
SE
8
0.9
SSW
11
0.9
SSW
11
0.9
SSW
10
1.4
SE
8
1.6
SE
8
Wave Graph
Metric surfscale
Energy kJ
355
305
299
257
241
235
230
225
202
210
192
192
195
189
179
186
186
183
167
194
191
184
238
314
Wind (km/h)
10
SE
5
ESE
5
E
0
ENE
5
WSW
5
SSW
10
SSE
10
SE
10
ESE
10
E
10
ESE
10
ESE
10
E
10
E
15
E
20
E
20
E
20
E
20
E
20
E
20
E
15
ESE
20
ESE
25
ESE
Wind State
cross-on
glassy
glassy
glassy
glassy
cross-off
cross
cross-on
on
on
cross-on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
High Tide
1:22AM0.95m
2:02PM0.91m
2:11AM1.03m
2:41PM1.01m
2:51AM1.11m
3:15PM1.12m
Low Tide
7:47AM0.41m
7:53PM0.43m
8:29AM0.34m
8:38PM0.35m
9:04AM0.26m
9:17PM0.26m
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:05
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6:03
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6:03
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—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
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6:23
—
—
—
—
—
—
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6:23
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6:23
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 mm
—
—
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—
—
—
—
—
—
—
—
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Temp °C
27
27
27
27
27
28
28
28
27
27
27
27
28
28
28
27
27
28
27
28
28
28
28
27
Feels °C
30
31
31
32
31
31
31
31
30
30
29
29
31
30
30
28
28
29
28
30
30
30
29
27
  • 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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