Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 2 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
27.0° C
0.2° 

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):

  • 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 (0.4m), 10s period with SE swell.

The current surf forecast for Amatu at 8PM is: 0.5m 9s primary swell from a East direction and 0.6m 6s secondary swell from a Southeast direction (forecast issued at 02:00pm August 19). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)1.5ft (0.5m)9s
Evening (19 Aug)1.5ft (0.4m)10s

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.

Wed
19
Thursday
20
Friday
21
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)
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)
0.5
E
9
0.5
E
9
0.5
E
9
0.4
SE
10
0.4
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
0.6
E
9
0.6
E
10
0.6
E
10
0.6
E
10
Wave Graph
Metric surfscale
Energy kJ
39
39
40
36
37
37
56
42
57
57
58
58
57
57
57
58
53
65
68
69
Wind (km/h)
10
SE
10
SSE
10
SE
10
SE
5
SSE
5
S
5
SE
10
SSE
10
SSE
10
S
10
S
10
S
10
S
10
SSW
10
SW
15
SSW
15
S
20
S
15
SSW
15
SSW
Wind State
on
on
on
on
on
glassy
glassy
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
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
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
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>
6:23
6:22
6:21
 mm
Temp °C
28
27
26
26
25
25
25
27
28
27
26
25
25
25
25
27
28
28
26
26
Feels °C
31
29
28
29
28
29
29
30
30
29
29
27
28
28
28
29
30
30
28
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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