Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 2 am 27 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 (27 Jun):

  • Morning surf: Morning surf (27 Jun, local time) - 10ft (3.0m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (27 Jun, local time) - 7ft (2.1m), 8s period with SSW swell.
  • Evening surf: Evening surf (27 Jun, local time) - 11ft (3.5m), 8s period with SSW swell.

The current surf forecast for Amatu at 8AM is: 3.0m 8s primary swell from a South-southwest direction and 0.8m 13s secondary swell from a Southwest direction, 0.3m 8s secondary swell from a East direction (forecast issued at 02:00am June 27). The wind direction is predicted to be cross-shore and the swell rating is 11.

Time (JST) & DateWave HeightWave Period
Morning (27 Jun)10ft (3.0m)9s
Afternoon (27 Jun)7ft (2.1m)8s
Evening (27 Jun)11ft (3.5m)8s

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 142mm), heaviest during Sat night. Warm (max 24°C on Sat night, min 21°C on Sun morning). Winds decreasing (strong winds from the S on Sat afternoon, calm by Sat night).

Saturday
27
Sunday
28
Monday
29
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
0
0
!
0
0
0
!
!
3
4
2
0
0
0
1
2
2
1
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)
0.8
SW
13
1.6
SSW
13
3.5
SSW
7
3
SSW
9
2.2
SSW
8
2.1
SSW
8
2.3
SSW
8
3.5
SSW
8
5.5
SSW
11
2.3
SW
12
2.3
S
10
1.6
SW
11
1.3
SW
11
1.2
SW
10
1.1
SW
10
1.2
SSE
8
1.2
SSE
8
1.1
SSE
8
0.8
SW
9
0.6
SW
9
0.6
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
Wave Graph
Metric surfscale
Energy kJ
250
905
1186
1151
642
618
655
1648
6924
1513
1109
617
414
308
226
192
187
155
91
61
65
83
83
67
Wind (km/h)
20
SW
20
SSW
45
WSW
20
SW
25
SSW
40
S
25
S
30
SW
10
NNW
20
WNW
5
SE
20
ENE
15
E
15
E
15
E
15
ENE
15
NE
15
NNE
15
NNE
15
NE
15
ENE
15
ENE
15
ENE
10
ENE
Wind State
cross-on
cross-on
cross
cross
cross-on
cross-on
on
cross
off
cross-off
glassy
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
High Tide
1:41AM1.31m
4:39PM1.26m
2:25AM1.32m
5:18PM1.30m
3:07AM1.34m
5:52PM1.33m
Low Tide
9:12AM0.22m
9:20PM1.00m
9:51AM0.15m
10:07PM0.98m
10:27AM0.10m
thunderstorm
light rain
rain showers
light rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
cloud
cloud
light rain
light rain
light rain
cloud
light rain
cloud
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:57
 mm
1
2
30
3
12
22
38
61
1
1
1
1
1
1
Temp °C
23
23
24
22
23
23
23
24
23
23
23
21
21
21
21
21
21
21
21
22
23
23
22
22
Feels °C
24
24
20
22
23
20
23
24
26
24
27
21
21
21
22
22
22
22
22
23
23
24
23
24
Swell 1
Height (m)
Direction
Period (s)
1.2
SSW
6
0.4
SE
10
0.3
NE
10
0.8
SW
13
0.6
SW
13
0.4
SSW
15
0.9
SW
13
0.4
E
8
4
SSW
11
2.5
S
11
2.3
S
10
1.8
S
9
1.5
S
9
1.4
SSE
8
1.2
SSE
8
1.2
SSE
8
1.2
SSE
8
1.1
SSE
8
0.8
SSE
7
0.7
SSE
7
0.6
S
7
0.7
SE
9
0.7
SE
9
0.6
SE
9
Energy kJ
119
37
15
202
134
87
257
23
3122
1405
1109
551
347
256
172
192
187
155
71
55
36
83
83
67
Swell 2
Height (m)
Direction
Period (s)
0.8
SW
13
0.3
NE
10
0.3
E
8
0.3
E
8
0.3
E
9
0.3
E
9
0.4
ESE
8
0.3
ESE
16
0.2
ESE
16
2.3
SW
12
1.5
SW
12
1.6
SW
11
1.3
SW
11
1.2
SW
10
1.1
SW
10
0.9
SW
10
0.8
SW
10
0.8
SW
9
0.8
SW
9
0.6
SW
9
0.6
SE
9
0.6
SW
8
0.5
SW
8
0.5
SW
8
Energy kJ
250
15
12
13
13
13
24
51
25
1513
593
617
414
308
226
150
110
99
91
61
65
42
32
33
Swell 3
Height (m)
Direction
Period (s)
0.4
SE
10
0.2
E
9
0.2
ESE
16
0.3
ESE
16
0.3
ESE
16
0.3
ESE
16
0.3
ESE
16
0.1
NE
9
0.1
NE
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
ESE
15
0.4
SSW
9
0.3
ESE
15
0.3
ESE
15
0.3
ESE
15
0.4
SE
9
0.5
SE
9
0.6
SW
8
0.3
S
7
0.4
S
7
0.4
S
7
Energy kJ
38
6
26
51
51
51
51
3
3
14
14
13
13
43
27
42
42
42
31
41
55
9
15
15
Wind waves
Height (m)
Direction
Period (s)
1.6
SSW
13
3.5
SSW
7
3
SSW
9
2.2
SSW
8
2.1
SSW
8
2.3
SSW
8
3.5
SSW
8
5.5
SSW
11
0.3
NE
8
0.6
NE
8
0.4
NE
6
0.3
NE
5
0.4
NE
6
0.5
NE
6
0.6
NE
4
0.6
NE
4
0.7
ENE
4
0.7
ENE
5
0.6
ENE
5
0.6
ENE
5
Energy kJ
905
1186
1151
642
618
655
1648
6924
11
42
13
5
11
16
9
15
18
19
17
17
Nearest Offshore or Glassy
Rating
(10 max)
1
1
3
4
2
3
3
4
9
4
4
3
4
1
1
1
2
2
1
1
1
1
1
1
Distance (km)
75
75
46
52
75
96
64
60
12
12
0
35
117
53
53
35
0
0
0
35
35
16
35
35
Best forecast wave conditions in Chiba
Rating
(10 max)
1
4
9
4
4
4
3
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
3
3
3
4
3
4
4
4
9
4
4
4
4
3
4
3
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
7
7
5
6
6
6
6
5
5
5
9
9
8
7
6
6
5
6
6
6
8
7
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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