Amatu Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 2 pm 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
27.2° C
0.5° 

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 (09 Aug):

  • Afternoon surf: Afternoon surf (09 Aug, local time) - 6ft (1.9m), 13s period with E swell.
  • Evening surf: Evening surf (09 Aug, local time) - 6ft (1.9m), 12s period with E swell.

The current surf forecast for Amatu at 6PM is: 1.9m 13s primary swell from a East direction and 0.7m 10s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 09). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (09 Aug)--
Afternoon (09 Aug)6ft (1.9m)13s
Evening (09 Aug)6ft (1.9m)12s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Wed morning. Warm (max 28°C on Sun afternoon, min 21°C on Mon night). Wind will be generally light.

Sun
9
Monday
10
Tuesday
11
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)
3
2
3
4
4
4
3
3
2
2
2
3
3
3
3
4
4
3
2
2
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)
2
E
13
1.9
E
13
1.9
E
13
1.9
E
12
1.9
E
12
2.1
E
12
2.3
E
12
2.3
E
12
2.3
E
12
2.3
E
11
2.5
ENE
11
2.5
ENE
11
2.5
ENE
10
2.5
ENE
10
2.5
ENE
9
2.1
ENE
11
2
E
11
1.9
ENE
11
1.9
ENE
12
1.9
ENE
12
Wave Graph
Metric surfscale
Energy kJ
1376
1207
1136
1083
1065
1311
1519
1472
1455
1371
1456
1437
1209
1180
1107
936
987
961
995
937
Wind (km/h)
10
E
10
E
10
E
10
NE
15
NNE
15
NNE
20
NNE
25
NNE
25
NE
25
NE
25
NE
25
NE
20
NNE
25
NNE
15
NNE
10
NNW
15
W
15
W
15
SW
15
SSW
Wind State
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross
cross-on
High Tide
3:59PM1.34m
00:55AM1.39m
4:27PM1.42m
2:14AM1.47m
4:55PM1.47m
Low Tide
8:19PM1.21m
8:44AM0.11m
9:21PM1.12m
9:37AM0.04m
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
cloud
part cloud
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:35
6:34
6:32
 mm
2
3
Temp °C
29
28
26
25
24
24
23
26
27
27
25
24
23
22
21
26
27
27
24
24
Feels °C
31
29
28
27
25
25
23
25
26
26
24
24
23
21
20
26
27
27
24
25
  • 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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