Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 2 am 30 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) - 2.5ft (0.7m), 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 9AM is: 0.7m 9s primary swell from a Southeast direction and 0.5m 8s secondary swell from a Southwest direction (forecast issued at 02:00am June 30). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Jun)2.5ft (0.7m)9s
Afternoon (30 Jun)2.5ft (0.7m)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 12mm), heaviest on Thu morning. Warm (max 25°C on Wed morning, min 20°C on Thu morning). Winds increasing (calm on Tue afternoon, fresh winds from the SW by Thu night).

Tuesday
30
Wednesday
1
Thursday
2
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
1
1
1
1
1
0
0
1
1
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)
0.7
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
ESE
10
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
0.6
ESE
9
0.5
ESE
9
0.5
ESE
9
0.4
NE
10
1.3
SW
5
1.3
SSW
5
1.7
SSW
6
Wave Graph
Metric surfscale
Energy kJ
90
88
86
81
81
81
67
67
67
63
67
67
54
54
54
53
53
53
43
42
41
84
99
189
Wind (km/h)
10
SW
0
WNW
0
ESE
10
E
10
E
10
E
5
E
5
ENE
5
ESE
5
N
5
NE
5
ENE
10
ESE
5
ESE
5
SSE
5
SSW
10
SSW
10
SW
5
S
10
S
20
SSW
30
SW
30
SSW
30
SW
Wind State
cross-on
glassy
glassy
cross-on
cross
cross
glassy
glassy
glassy
glassy
glassy
cross
cross-on
glassy
glassy
cross-on
cross-on
cross
on
cross-on
cross-on
cross
cross-on
cross-on
High Tide
3:46AM1.37m
6:23PM1.34m
4:24AM1.39m
6:52PM1.35m
5:02AM1.39m
7:20PM1.36m
Low Tide
10:46PM0.96m
11:03AM0.07m
11:20PM0.94m
11:37AM0.07m
11:54PM0.91m
12:11PM0.09m
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
part cloud
<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
 mm
1
5
3
2
1
Temp °C
22
21
22
23
24
24
23
22
21
21
22
24
25
24
23
23
23
23
21
20
22
23
24
25
Feels °C
24
25
26
25
26
26
27
25
24
24
25
27
27
27
26
26
26
25
23
22
23
22
23
24
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
0.6
SE
9
0.6
SE
9
0.7
SSW
7
0.8
SSW
7
0.7
SSW
7
0.7
SSW
7
0.6
ESE
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
0.5
ESE
9
0.5
ESE
8
0.5
ESE
8
0.4
ESE
9
0.4
ESE
9
Energy kJ
90
88
86
81
81
81
67
67
43
57
43
41
54
54
54
53
53
53
43
42
41
41
29
25
Swell 2
Height (m)
Direction
Period (s)
0.5
SW
8
0.5
SW
7
0.5
SW
8
0.5
SW
8
0.4
SW
8
0.4
SW
7
0.6
S
7
0.4
ESE
5
0.6
SE
9
0.6
ESE
10
0.6
SE
9
0.6
SE
9
0.5
SSW
7
0.5
SSW
7
0.5
SSW
6
0.5
SSW
6
0.5
SSW
6
0.4
NE
10
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
28
27
28
28
20
19
39
9
67
63
67
67
26
25
23
22
21
37
37
27
26
25
25
25
Swell 3
Height (m)
Direction
Period (s)
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
0.5
S
7
0.6
SE
5
0.6
ESE
5
0.4
ESE
5
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
SW
6
0.4
SSE
5
0.3
ESE
13
0.3
ESE
12
0.3
ESE
12
0.2
ESE
12
0.2
ESE
12
Energy kJ
40
38
37
36
36
36
35
23
23
18
10
28
38
37
36
36
37
11
9
32
31
30
15
14
Wind waves
Height (m)
Direction
Period (s)
0.4
E
5
0.4
ESE
5
0.4
E
4
0.4
E
4
0.6
S
6
1
SSW
4
1.3
SW
5
1.3
SSW
5
1.7
SSW
6
Energy kJ
7
8
5
5
25
37
84
99
189
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
2
1
3
Distance (km)
24
0
0
40
40
40
0
0
0
0
0
16
29
0
0
24
24
6
24
24
24
540
87
43
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
1
1
2
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
2
2
2
2
2
1
1
1
1
1
2
1
1
1
1
1
3
3
4
Header Global
Rating
(10 max)
5
6
6
5
5
5
5
5
5
5
4
5
5
5
5
5
5
4
4
5
5
5
5
7
  • 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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