Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
27.6°C
1.3° 

Amatu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Amatu today (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 2ft (0.6m), 14s period with E swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 2ft (0.6m), 14s period with E swell.
  • Evening surf: Evening surf (11 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.

The current surf forecast for Amatu at 12PM is: 0.6m 14s primary swell from a East direction and 0.7m 8s secondary swell from a South direction, 0.6m 6s secondary swell from a East-northeast direction (forecast issued at 08:00am September 11). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (11 Sep)2ft (0.6m)14s
Afternoon (11 Sep)2ft (0.6m)14s
Evening (11 Sep)2.5ft (0.7m)14s

Table - waves today at Amatu. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 13mm), heaviest on Fri afternoon. Warm (max 25°C on Sun morning, min 20°C on Fri afternoon). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
2
1
2
1
2
2
1
2
1
2
2
2
2
2
2
2
2
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
E
14
0.6
E
14
0.6
E
14
0.6
E
14
0.6
E
14
0.7
E
14
0.7
E
14
0.8
E
14
0.8
E
14
0.7
E
14
0.9
E
14
0.9
E
13
0.9
E
13
0.9
ESE
13
0.9
ESE
13
0.9
ESE
13
0.9
E
13
0.9
E
13
0.9
E
13
0.9
E
13
0.9
E
13
0.9
E
12
Wave Graph
Metric surfscale
Energy kJ
140
144
144
140
138
183
183
250
243
180
297
289
280
295
295
290
276
272
276
276
264
247
Wind (km/h)
15
NE
15
NE
15
NE
15
NNE
20
NE
15
NE
15
NNE
15
NNE
15
NNE
15
NNE
15
N
15
NNE
15
NNE
15
NNE
10
NNE
15
N
15
NNE
10
NNE
5
E
5
ESE
5
ESE
5
E
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
High Tide
4:07AM1.61m
4:56PM1.55m
4:53AM1.61m
5:18PM1.57m
5:34AM1.57m
5:39PM1.58m
Low Tide
10:36AM0.27m
10:51PM0.53m
11:08AM0.37m
11:23PM0.43m
11:37AM0.48m
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:50
 mm
1
1
3
1
1
2
1
2
1
Temp °C
20
21
21
20
20
20
20
20
20
20
21
21
22
22
21
21
21
22
25
25
23
23
Feels °C
20
22
22
21
20
21
21
20
21
21
22
22
24
24
23
23
23
24
29
29
27
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 

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 Amatu 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.


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