Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 am 19 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):

  • Morning surf: Morning surf (19 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 1.5ft (0.5m), 9s period with E swell.
  • Evening surf: Evening surf (19 Aug, local time) - 1.5ft (0.5m), 8s period with E swell.

The current surf forecast for Amatu at 2PM is: 0.5m 9s primary swell from a East direction and 0.6m 6s secondary swell from a Southeast direction (forecast issued at 08:00am August 19). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Aug)1.5ft (0.5m)9s
Afternoon (19 Aug)1.5ft (0.5m)9s
Evening (19 Aug)1.5ft (0.5m)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 Wed night). Wind will be generally light.

Wednesday
19
Thursday
20
Friday
21
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
0
0
0
0
0
0
1
1
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.6
E
8
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.4
SE
10
0.5
SE
10
0.4
SE
10
0.5
SE
11
0.4
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.7
ESE
9
0.6
E
10
0.6
E
10
0.7
E
10
Wave Graph
Metric surfscale
Energy kJ
50
39
39
39
40
36
50
37
56
42
57
57
58
58
57
57
57
58
79
65
70
96
Wind (km/h)
5
ESE
5
ESE
10
SE
10
SE
10
SE
10
SE
5
SSE
0
ESE
5
ESE
5
SE
10
SSE
10
SSE
5
S
5
SSE
5
S
5
SW
5
SSW
10
SSW
15
SSW
15
SSW
15
SSW
15
SSW
Wind State
glassy
cross-on
on
on
on
on
on
glassy
glassy
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:50AM1.15m
7:59PM1.44m
10:14AM1.05m
8:20PM1.38m
8:48PM1.31m
Low Tide
1:51PM0.84m
3:17AM0.52m
2:02PM0.96m
4:32AM0.54m
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
cloud
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:23
6:22
6:21
 mm
Temp °C
25
27
27
27
26
26
25
25
25
27
28
27
26
26
25
25
25
27
28
28
26
26
Feels °C
29
30
29
29
28
29
28
29
29
30
31
29
29
29
28
29
29
29
29
30
27
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