Surf Break

Lat Long: 35.12° N 140.19° E

Amatu 48 hour detailed Surf Forecast

Issued: 8 am 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
23.9°C
0.4° 

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 (17 Oct):

  • Morning surf: Morning surf (17 Oct, local time) - 4.5ft (1.4m), 6s period with ENE swell.
  • Afternoon surf: Afternoon surf (17 Oct, local time) - 4.5ft (1.4m), 7s period with ENE swell.
  • Evening surf: Evening surf (17 Oct, local time) - 4ft (1.2m), 7s period with ENE swell.

The current surf forecast for Amatu at 4PM is: 1.4m 7s primary swell from a East-northeast direction and 0.4m 10s secondary swell from a East-northeast direction, 0.3m 8s secondary swell from a South-southeast direction (forecast issued at 08:00am October 17). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (17 Oct)4.5ft (1.4m)6s
Afternoon (17 Oct)4.5ft (1.4m)7s
Evening (17 Oct)4ft (1.2m)7s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Mon morning, min 19°C on Sat afternoon). Mainly fresh winds.

Saturday
17
Sunday
18
Monday
19
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)
0
0
0
0
0
0
2
1
0
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
ENE
10
1.4
ENE
6
1.4
ENE
6
1.4
ENE
7
1.3
ENE
7
1.2
ENE
7
1.3
ENE
7
1.1
ENE
6
0.8
E
5
0.4
ENE
9
0.4
NE
9
0.8
ESE
5
0.7
ESE
5
0.7
ESE
5
0.8
ESE
5
0.4
SE
10
0.5
SE
10
1.2
SSE
5
1.3
SSE
5
1
SE
6
1.1
SE
6
0.6
SE
9
Wave Graph
Metric surfscale
Energy kJ
86
150
156
171
162
147
169
94
37
28
25
36
29
30
33
34
45
73
102
72
80
62
Wind (km/h)
20
NE
25
NE
20
ENE
20
ENE
15
ENE
15
E
10
NE
10
NE
10
ENE
15
E
15
SE
10
SSE
15
SSE
15
SSE
15
SSW
20
SSW
25
SSW
30
SSW
30
SSW
30
SW
25
SW
25
SW
Wind State
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
9:19AM1.16m
6:45PM1.35m
11:17AM1.13m
7:17PM1.26m
1:05PM1.18m
8:35PM1.15m
Low Tide
1:14PM1.04m
2:41AM0.45m
2:06PM1.11m
4:03AM0.53m
5:15PM1.12m
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
—
—
—
—
—
—
5:46
—
—
—
—
—
—
—
5:47
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
5:01
—
—
—
—
—
—
—
5:00
—
—
—
—
—
—
—
5:00
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
20
20
20
20
19
19
19
19
19
20
21
21
21
21
21
21
22
23
24
24
23
23
Feels °C
17
15
16
16
16
16
17
18
18
18
19
20
20
19
19
18
19
20
21
21
21
22
  • 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