Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 pm 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
26.4°C
0.1° 

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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 2.5ft (0.7m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 2.5ft (0.7m), 10s period with SSW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 2.5ft (0.7m), 9s period with SSW swell.

The current surf forecast for Amatu at 5AM is: 0.6m 10s primary swell from a South-southwest direction and 0.6m 6s secondary swell from a Southeast direction (forecast issued at 08:00pm September 03). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (04 Sep)2.5ft (0.7m)9s
Afternoon (04 Sep)2.5ft (0.7m)10s
Evening (04 Sep)2.5ft (0.7m)9s

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


Short Range Forecast

Heavy rain (total 36mm), heaviest during Fri night. Warm (max 26°C on Fri morning, min 21°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the NE by Sun afternoon).

Thu
3
Friday
4
Saturday
5
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
0
1
1
1
0
0
0
0
0
0
0
1
0
0
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
E
10
0.7
E
10
0.7
E
10
0.6
SSW
11
0.6
SSW
10
0.7
E
9
0.6
SSW
10
0.7
SSW
10
0.7
SSW
10
0.7
SSW
9
0.6
SSW
9
0.7
SSW
10
1.3
E
6
1.4
E
6
1.8
E
6
1.8
E
7
1.7
E
7
1.6
E
7
Wave Graph
Metric surfscale
Energy kJ
94
94
92
91
83
83
77
100
96
90
65
85
105
143
259
297
270
233
Wind (km/h)
15
W
15
ENE
5
SE
5
NW
10
NNE
10
ENE
15
E
15
ENE
15
NE
15
NNE
20
NE
20
NNE
20
NE
25
NE
30
NE
25
NE
25
NE
25
NE
Wind State
cross-off
cross
glassy
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
7:28PM1.48m
10:17AM1.13m
7:55PM1.44m
8:34PM1.38m
Low Tide
2:58AM0.36m
1:42PM1.05m
4:20AM0.38m
thunderstorm
rain showers
part cloud
part cloud
cloud
cloud
cloud
thunderstorm
light rain
light rain
light rain
mod rain
mod rain
light rain
light rain
light rain
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:02
6:00
 mm
2
1
1
1
4
3
8
7
4
5
1
Temp °C
27
23
24
24
23
25
26
26
24
23
23
22
21
22
21
21
21
22
Feels °C
30
24
28
28
26
28
28
28
25
24
24
23
21
21
19
19
19
20
  • 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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