Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 2 am 13 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.4° C

Normal for this time of year

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 (13 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 3ft (0.9m), 7s period with S swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 2.5ft (0.7m), 8s period with ESE swell.
  • Evening surf: Evening surf (13 Jun, local time) - 2.5ft (0.8m), 7s period with S swell.

The current surf forecast for Amatu at 8AM is: 0.6m 7s primary swell from a East-southeast direction and 0.6m 7s secondary swell from a South direction (forecast issued at 02:00am June 13). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (13 Jun)3ft (0.9m)7s
Afternoon (13 Jun)2.5ft (0.7m)8s
Evening (13 Jun)2.5ft (0.8m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 38mm), heaviest during Mon afternoon. Warm (max 24°C on Sat afternoon, min 17°C on Mon morning). Winds increasing (light winds from the SSW on Sat morning, strong winds from the NNE by Mon afternoon).

Saturday
13
Sunday
14
Monday
15
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
6 PM
9 PM
Rating
(10 max)
0
1
1
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SSE
6
0.4
SW
9
0.5
SW
9
0.9
S
7
0.7
ESE
7
0.7
ESE
8
0.8
S
7
0.8
S
7
0.8
S
7
0.7
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
1
E
8
1.5
E
5
1.6
E
6
2.3
ENE
7
3
E
8
3.5
ENE
9
Wave Graph
Metric surfscale
Energy kJ
30
29
37
72
57
60
63
58
58
60
84
86
89
91
91
91
89
89
142
115
169
471
1228
1677
Wind (km/h)
5
WSW
5
W
5
NNW
5
SSW
15
SSW
20
SW
20
SSW
15
SSW
15
SSW
15
SSW
10
SSW
15
SSW
15
S
15
S
15
SSE
15
SSE
10
SE
15
SE
20
E
25
ENE
35
NE
35
NE
40
NNE
30
N
Wind State
cross
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
High Tide
1:44AM1.38m
4:15PM1.36m
2:29AM1.44m
5:10PM1.42m
3:16AM1.50m
6:01PM1.45m
Low Tide
8:58AM0.02m
9:15PM0.96m
9:47AM-0.12m
10:08PM0.99m
10:36AM-0.20m
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
mod rain
heavy rain
light rain
cloud
<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>
6:53
6:53
6:53
 mm
2
2
8
9
13
4
Temp °C
20
20
20
22
23
24
23
21
21
21
21
23
23
22
22
21
21
19
18
17
17
18
18
17
Feels °C
20
21
22
23
22
22
23
21
21
22
22
23
23
22
22
21
22
18
16
14
12
13
12
13
Swell 1
Height (m)
Direction
Period (s)
0.6
SSE
6
0.6
S
6
0.6
ESE
7
0.6
ESE
7
0.7
ESE
7
0.7
ESE
8
0.7
ESE
8
0.7
E
8
0.7
E
8
0.7
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.6
SSE
5
0.1
SE
9
1
SE
6
1.3
SE
8
1.2
S
9
3
E
9
Energy kJ
30
29
36
41
57
60
63
58
58
60
84
86
89
91
91
91
89
89
17
3
80
205
225
1315
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
8
0.5
E
5
0.6
S
7
0.6
S
7
0.7
S
7
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.3
SW
8
0.3
SW
8
0.7
S
6
0.3
SW
8
0.3
SW
8
0.3
SW
7
0.3
SSE
6
0.2
S
6
0.2
ESE
15
0.1
SE
9
0.1
SE
9
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
S
23
1.3
S
8
Energy kJ
25
14
33
34
45
24
17
17
10
10
38
10
9
8
7
3
21
3
3
8
8
7
11
245
Swell 3
Height (m)
Direction
Period (s)
0.3
E
6
0.4
SW
9
0.5
SW
9
0.5
SW
8
0.5
SW
8
0.1
E
16
0.1
E
16
0.1
SE
10
0.1
E
16
0.1
SE
10
0.3
SW
8
0.1
SE
15
0.2
ESE
15
0.2
ESE
15
0.1
SW
7
0.2
SSE
6
0.1
SW
7
0.1
SE
15
0.1
SE
15
0.1
SW
7
0.1
S
24
0.1
S
23
0.1
S
23
Energy kJ
6
27
37
35
34
5
5
4
5
4
10
8
21
21
2
4
2
8
8
2
11
11
10
Wind waves
Height (m)
Direction
Period (s)
0.6
S
6
0.9
S
7
0.7
S
7
0.8
S
7
0.8
S
7
0.8
S
7
0.8
S
6
0.6
S
6
0.6
S
6
0.5
S
6
0.5
S
4
0.5
S
4
0.6
SSE
4
0.8
SSE
4
1
E
8
1.5
E
5
1.6
E
6
2.3
ENE
7
3
E
8
3.5
ENE
9
Energy kJ
27
72
43
56
56
55
53
27
27
19
7
8
11
22
142
115
169
471
1228
1677
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
3
3
2
2
2
Distance (km)
12
0
0
6
30
127
127
127
30
24
24
24
24
24
24
24
24
87
601
538
558
537
184
184
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
3
3
3
2
4
3
Header Global
Rating
(10 max)
5
4
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
9
9
4
4
5
5
5
  • 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

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