Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.8° 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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 2.5ft (0.7m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 2ft (0.6m), 9s period with SE swell.
  • Evening surf: Evening surf (30 Jun, local time) - 2ft (0.6m), 9s period with SE swell.

The current surf forecast for Amatu at 12AM is: 0.7m 9s primary swell from a Southeast direction and 0.5m 8s secondary swell from a Southwest direction (forecast issued at 08:00pm June 29). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (30 Jun)2.5ft (0.7m)9s
Afternoon (30 Jun)2ft (0.6m)9s
Evening (30 Jun)2ft (0.6m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 11mm), heaviest on Thu morning. Warm (max 25°C on Wed morning, min 21°C on Mon night). Wind will be generally light.

Mon
29
Tuesday
30
Wednesday
1
Thursday
2
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)
0
0
1
1
1
1
0
0
1
1
1
1
1
1
0
0
1
1
0
0
0
1
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)
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.8
SSW
7
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.5
ESE
9
0.4
NE
10
0.4
NE
10
0.4
NE
10
Wave Graph
Metric surfscale
Energy kJ
84
86
90
88
86
81
81
67
67
67
67
68
67
67
65
54
53
53
53
53
43
41
31
27
Wind (km/h)
5
SSW
5
SW
5
W
5
N
0
NNE
5
E
10
ESE
5
SE
5
S
5
SE
5
WNW
10
N
10
NNE
10
NE
15
ENE
5
SE
0
SE
0
SE
5
SSW
5
S
5
S
5
S
10
SE
15
SSE
Wind State
cross-on
cross
glassy
glassy
glassy
glassy
cross-on
on
glassy
glassy
glassy
off
cross-off
cross-off
cross
cross-on
glassy
glassy
cross-on
cross-on
cross-on
glassy
on
on
High Tide
5:52PM1.33m
3:46AM1.37m
6:23PM1.34m
4:24AM1.39m
6:52PM1.35m
5:02AM1.39m
Low Tide
10:46PM0.96m
11:03AM0.07m
11:20PM0.94m
11:37AM0.07m
11:54PM0.91m
12:11PM0.09m
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:28
4:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:57
6:57
 mm
1
3
2
3
Temp °C
23
22
22
21
21
23
24
24
23
22
22
21
22
24
25
24
23
22
22
22
23
21
21
21
Feels °C
26
25
25
24
24
26
26
27
26
26
25
23
24
25
26
26
26
25
24
25
25
24
22
22
Swell 1
Height (m)
Direction
Period (s)
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.7
SSW
7
0.8
SSW
7
0.7
SSW
7
0.6
SE
9
0.7
SSW
7
0.7
SSW
7
0.7
S
7
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.5
ESE
9
0.5
ESE
8
0.4
ESE
8
0.4
ESE
8
Energy kJ
84
86
90
88
86
81
81
67
67
67
44
56
42
67
47
47
43
53
53
53
43
41
24
27
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
8
0.5
SW
8
0.5
SW
8
0.5
SW
7
0.5
SW
8
0.4
SW
8
0.4
SW
8
0.4
SSW
7
0.4
SSW
7
0.4
SW
7
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.6
S
6
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.4
SW
7
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
Energy kJ
41
30
28
27
28
20
20
21
21
14
67
68
67
28
65
54
53
15
37
37
37
27
26
25
Swell 3
Height (m)
Direction
Period (s)
0.3
S
7
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
13
0.3
ESE
13
0.3
ESE
13
0.3
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
SSE
5
0.4
SW
6
0.4
SW
6
0.3
SSE
5
0.3
ESE
13
0.3
ESE
12
0.2
ESE
12
Energy kJ
8
41
40
38
37
36
36
36
35
35
35
17
28
39
38
37
36
9
14
11
5
32
31
15
Wind waves
Height (m)
Direction
Period (s)
0.2
NNE
2
0.2
ENE
3
0.4
NE
3
0.6
SSW
6
0.5
SSW
5
0.5
SSW
4
Energy kJ
1
1
3
25
13
8
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
1
1
1
1
1
1
Distance (km)
16
24
0
0
0
0
24
24
0
0
0
0
0
0
16
29
0
0
6
6
6
0
24
24
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
1
1
1
1
1
1
1
3
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
7
5
6
8
5
5
5
5
5
5
5
4
5
5
5
5
5
5
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
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