Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
21.9° C

Slightly cooler than normal

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 Jun):

  • Evening surf: Evening surf (17 Jun, local time) - 4ft (1.2m), 8s period with ENE swell.

The current surf forecast for Amatu at 12AM is: 1.2m 8s primary swell from a East-northeast direction and 0.4m 6s secondary swell from a Southeast direction (forecast issued at 08:00pm June 16). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (17 Jun)--
Afternoon (17 Jun)--
Evening (17 Jun)4ft (1.2m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Wed night. Warm (max 25°C on Fri afternoon, min 20°C on Tue night). Wind will be generally light.

Tue
16
Wednesday
17
Thursday
18
Friday
19
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
1
1
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
E
8
1.2
ENE
8
1.2
ENE
8
1.1
ENE
8
1
ENE
8
1
ENE
8
1.1
ENE
9
1
ENE
10
1
ENE
10
0.9
ENE
10
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.8
ENE
9
1
ENE
9
0.9
ENE
9
1.2
SSE
6
1.1
SSE
6
1.1
SSE
6
0.9
SSE
6
0.8
SSE
6
0.5
ENE
9
0.5
ENE
9
Wave Graph
Metric surfscale
Energy kJ
245
217
212
180
151
154
202
197
201
163
126
126
126
126
100
176
121
103
87
90
60
47
46
45
Wind (km/h)
10
SSE
10
S
10
SSE
10
SSW
10
SSE
10
SSE
20
S
20
SSE
15
SSE
10
SSE
10
SE
10
ENE
15
NE
20
NE
15
ENE
15
ENE
10
ENE
10
NE
10
NNE
10
N
5
N
5
E
10
SSE
15
S
Wind State
on
on
on
cross-on
on
on
on
on
on
on
cross-on
cross
cross-off
cross-off
cross
cross-off
cross
cross-off
cross-off
off
glassy
cross
on
cross-on
High Tide
6:49PM1.44m
4:53AM1.53m
7:33PM1.41m
5:44AM1.50m
8:13PM1.38m
6:36AM1.43m
Low Tide
11:42PM0.99m
12:13PM-0.15m
00:27AM0.96m
1:00PM-0.04m
1:14AM0.92m
1:45PM0.12m
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:24
4:24
4:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:54
6:54
6:54
6:55
 mm
1
4
3
Temp °C
21
20
20
20
21
22
22
21
21
21
20
20
20
22
24
24
22
21
20
20
21
24
24
25
Feels °C
21
20
20
20
22
22
21
20
21
22
21
22
21
22
25
24
23
23
22
22
24
27
26
26
Swell 1
Height (m)
Direction
Period (s)
1.3
E
8
1.2
ENE
8
1.2
ENE
8
1.1
ENE
8
1
ENE
8
1
ENE
8
1.1
ENE
9
1
ENE
10
1
ENE
10
0.9
ENE
10
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
1
SE
5
0.8
ENE
9
1.1
SSE
6
1.1
SSE
6
1.2
SSE
6
1.1
SSE
6
1.1
SSE
6
0.9
SSE
6
0.8
SSE
6
0.6
S
6
0.5
ENE
9
Energy kJ
245
217
212
180
151
154
202
197
201
163
126
126
126
57
100
94
90
103
87
90
60
47
25
45
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
7
0.4
SE
7
0.4
SE
6
0.4
SE
6
0.4
SE
6
0.4
SE
6
0.2
SSW
7
0.2
SSW
7
0.2
SSW
7
0.2
SSE
10
0.3
SW
9
0.3
SW
8
0.4
SW
8
0.9
ENE
9
0.8
S
6
0.7
ENE
9
0.9
ENE
9
0.6
ENE
9
0.6
ENE
9
0.5
ENE
9
0.5
ENE
9
0.5
ENE
9
0.5
ENE
9
0.4
ESE
6
Energy kJ
12
11
10
10
10
9
5
5
5
10
12
11
22
126
50
88
121
65
66
47
47
46
46
14
Swell 3
Height (m)
Direction
Period (s)
0.3
SSW
7
0.4
SSW
7
0.4
SW
7
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.3
SE
6
0.1
SE
9
0.1
SE
6
0.1
SW
7
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.4
SW
8
0.5
SW
8
0.5
SW
8
0.5
SE
8
0.4
SW
7
0.4
ENE
4
0.4
SW
9
0.5
SW
9
0.5
SW
8
0.4
ESE
7
0.4
SW
8
Energy kJ
9
17
14
8
8
7
5
3
1
2
10
10
10
21
29
29
34
19
6
31
38
33
17
21
Wind waves
Height (m)
Direction
Period (s)
0.3
S
2
0.3
SSE
3
0.5
SSE
3
0.5
S
4
0.6
SSE
4
0.6
SSE
4
0.8
SSE
5
0.9
SE
5
0.6
ESE
5
1
ENE
9
0.6
ENE
4
0.5
NE
4
0.4
NE
4
0.6
S
6
Energy kJ
1
1
5
7
13
15
26
38
20
176
10
8
5
23
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
1
1
2
2
2
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
Distance (km)
24
24
24
24
24
24
540
24
24
24
24
24
0
40
35
40
16
0
0
0
0
6
24
24
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
1
1
1
2
2
2
1
1
1
1
1
1
2
1
1
2
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
3
2
2
2
2
2
2
2
3
2
1
2
2
1
1
1
2
2
2
2
1
1
1
1
Header Global
Rating
(10 max)
5
5
4
4
4
6
5
5
5
5
4
4
4
5
9
7
9
6
5
5
6
6
6
6
  • 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
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