Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 pm 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
27.8° C
1.0° 

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 (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Evening surf: Evening surf (12 Aug, local time) - 4.5ft (1.4m), 9s period with E swell.

The current surf forecast for Amatu at 2AM is: 1.3m 10s primary swell from a East-northeast direction and 0.5m 10s secondary swell from a South-southwest direction, 1.1m 6s secondary swell from a South-southwest direction (forecast issued at 08:00pm August 11). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Aug)3.5ft (1.1m)10s
Afternoon (12 Aug)3.5ft (1.1m)10s
Evening (12 Aug)4.5ft (1.4m)9s

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


Short Range Forecast

Heavy rain (total 90mm), heaviest during Tue night. Warm (max 28°C on Thu morning, min 22°C on Wed night). Winds decreasing (strong winds from the SW on Tue night, light winds from the NE by Thu night).

Tue
11
Wednesday
12
Thursday
13
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)
2
0
0
0
0
0
0
0
1
2
2
2
3
3
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.2
ENE
12
1.8
ENE
11
1.5
ENE
11
1.3
E
10
1.1
E
10
1.1
E
10
1
E
10
1.1
E
10
1.1
E
9
1.4
E
9
1.3
E
9
1.4
E
10
1.5
E
10
1.5
E
10
1.6
E
10
1.6
E
10
1.6
E
10
1.6
E
10
Wave Graph
Metric surfscale
Energy kJ
1361
828
494
353
245
235
184
220
217
332
287
354
405
414
484
514
535
524
Wind (km/h)
35
W
40
SW
40
SSW
20
SSE
20
SE
30
ESE
25
ESE
15
E
15
ENE
15
NNE
10
N
15
N
15
N
15
NE
15
ENE
15
ENE
15
ENE
10
ENE
Wind State
cross-off
cross
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
off
cross-off
cross-off
cross-off
cross
cross
cross
cross
High Tide
4:55PM1.47m
3:16AM1.56m
5:22PM1.50m
4:10AM1.61m
5:49PM1.52m
Low Tide
10:03PM1.01m
10:23AM0.02m
10:41PM0.88m
11:03AM0.05m
thunderstorm
heavy rain
heavy rain
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:31
6:30
 mm
5
24
32
7
2
6
5
4
3
1
1
1
1
1
Temp °C
24
23
23
23
24
25
26
26
25
23
22
23
23
26
28
28
26
25
Feels °C
22
20
20
23
24
24
26
28
27
25
24
25
25
29
30
30
29
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
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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