Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 pm 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
26.9° 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 (19 Aug):

  • Evening surf: Evening surf (19 Aug, local time) - 2ft (0.6m), 8s period with E swell.

The current surf forecast for Amatu at 12AM is: 0.6m 9s primary swell from a East direction and 0.7m 6s secondary swell from a Southeast direction (forecast issued at 08:00pm August 18). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)--
Evening (19 Aug)2ft (0.6m)8s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Thu morning, min 25°C on Tue night). Wind will be generally light.

Tue
18
Wednesday
19
Thursday
20
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)
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
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
8
0.6
E
8
0.6
E
9
0.6
E
8
0.6
E
8
0.5
E
9
0.5
E
9
0.5
SE
10
0.5
E
9
0.4
SE
10
0.5
E
9
0.4
SE
10
0.4
SE
11
0.4
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
Wave Graph
Metric surfscale
Energy kJ
65
49
54
52
50
39
39
49
40
36
39
37
40
42
57
57
58
58
Wind (km/h)
10
SE
10
SSE
5
S
5
SSE
5
SE
10
ESE
10
SE
10
SE
10
SE
5
SE
5
SE
5
E
5
ESE
10
SE
10
SSE
10
SSE
10
S
5
S
Wind State
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
glassy
glassy
cross-on
on
on
on
on
High Tide
7:38PM1.48m
8:50AM1.15m
7:59PM1.44m
10:14AM1.05m
8:20PM1.38m
Low Tide
2:25AM0.50m
1:51PM0.84m
3:17AM0.52m
2:02PM0.96m
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:24
6:23
6:22
 mm
Temp °C
26
26
26
25
26
27
27
27
26
26
25
25
25
27
28
27
26
25
Feels °C
29
30
30
29
30
30
29
29
29
30
28
29
29
30
30
29
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.


Nearest locationNearest