Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 23 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.7° 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 (24 Jun):

  • Morning surf: Morning surf (24 Jun, local time) - 4.5ft (1.4m), 9s period with ENE swell.
  • Afternoon surf: Afternoon surf (24 Jun, local time) - 4.5ft (1.3m), 9s period with ENE swell.
  • Evening surf: Evening surf (24 Jun, local time) - 3.5ft (1.0m), 9s period with ENE swell.

The current surf forecast for Amatu at 1AM is: 1.5m 10s primary swell from a East-northeast direction and 0.5m 11s secondary swell from a Southeast direction (forecast issued at 08:00pm June 23). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (24 Jun)4.5ft (1.4m)9s
Afternoon (24 Jun)4.5ft (1.3m)9s
Evening (24 Jun)3.5ft (1.0m)9s

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 32mm), heaviest during Thu morning. Warm (max 27°C on Fri morning, min 19°C on Tue night). Winds increasing (calm on Thu night, fresh winds from the SSW by Fri afternoon).

Tue
23
Wednesday
24
Thursday
25
Friday
26
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)
2
3
2
2
2
1
0
0
1
2
2
1
1
0
1
0
2
3
2
2
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)
1.5
ENE
10
1.8
ENE
10
1.5
ENE
10
1.5
ENE
10
1.4
ENE
10
1.4
ENE
9
1.3
ENE
9
1.3
ENE
9
1.1
ENE
9
1
ENE
9
0.9
ENE
8
0.8
ENE
8
0.6
SE
10
0.6
SE
10
0.5
SW
15
0.6
SW
14
1.8
S
13
1.9
SSW
7
0.8
SW
13
0.6
SW
12
0.7
SW
13
0.7
SW
14
0.7
SW
15
2.3
SSW
7
Wave Graph
Metric surfscale
Energy kJ
428
609
408
399
327
314
266
260
202
158
127
90
70
68
104
162
1138
335
190
122
162
203
220
459
Wind (km/h)
15
NE
15
NNE
15
NNE
15
NNE
15
NNE
15
NNE
15
ENE
15
ENE
10
E
5
ENE
5
NE
5
NNE
5
NE
15
ENE
20
NE
30
NE
25
N
15
NNW
5
NW
0
S
10
S
20
SSW
30
SW
35
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
glassy
glassy
cross-off
cross-off
cross
cross-off
cross-off
cross-off
off
glassy
glassy
on
cross-on
cross-on
cross-on
High Tide
11:19PM1.30m
1:34PM1.06m
00:05AM1.30m
2:55PM1.12m
00:54AM1.30m
Low Tide
4:51PM0.77m
6:46AM0.53m
5:56PM0.88m
7:42AM0.42m
7:10PM0.96m
8:29AM0.31m
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
mod rain
light rain
cloud
cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:24
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:57
6:57
 mm
2
2
11
10
3
1
1
Temp °C
20
20
20
19
19
21
23
22
22
21
21
20
20
20
19
20
19
19
19
19
20
24
27
26
Feels °C
20
20
20
19
19
21
23
22
23
23
23
22
22
21
18
17
17
19
21
21
21
25
26
24
Swell 1
Height (m)
Direction
Period (s)
1.5
ENE
10
1.5
ENE
10
1.5
ENE
10
1.5
ENE
10
1.4
ENE
10
1.4
ENE
9
1.3
ENE
9
1.3
ENE
9
1.1
ENE
9
1
ENE
9
0.9
ENE
8
0.8
ENE
8
0.7
ENE
8
0.7
ENE
8
0.4
SE
10
0.6
SW
14
1.4
SSE
6
1.6
S
7
1.4
S
7
1
S
7
0.9
SSE
6
0.7
SW
14
0.7
SW
15
0.4
SE
11
Energy kJ
428
428
408
399
327
314
266
260
202
158
127
90
70
68
35
162
110
247
189
89
68
203
218
41
Swell 2
Height (m)
Direction
Period (s)
0.5
SSE
11
0.6
SSE
11
0.6
SSE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.5
SE
11
0.6
SE
11
0.6
SE
11
0.6
SE
10
0.6
SE
10
0.6
SE
10
0.5
SW
15
0.4
NE
11
0.6
SW
13
0.8
SW
13
0.8
SW
13
0.6
SW
12
0.7
SW
13
0.5
SW
12
0.4
NE
10
0.4
NE
10
Energy kJ
69
79
78
57
57
56
56
56
56
72
71
69
65
64
104
30
140
208
190
122
162
67
37
27
Swell 3
Height (m)
Direction
Period (s)
0.1
S
10
0.1
SW
6
0.1
SW
6
0.2
S
5
0.2
S
5
0.2
S
5
0.2
S
12
0.2
S
8
0.2
SSW
11
0.2
SSW
11
0.2
S
7
0.3
SSW
10
0.3
NE
9
0.4
SW
13
0.4
SW
12
0.3
SSW
9
0.5
ENE
6
0.5
E
6
0.5
NE
10
0.5
NE
10
0.6
SW
15
0.5
NE
10
0.4
SE
11
0.3
E
6
Energy kJ
2
2
2
2
2
2
11
5
12
11
4
19
14
42
37
16
20
18
50
50
137
51
42
7
Wind waves
Height (m)
Direction
Period (s)
1.8
ENE
10
0.9
ENE
8
1.2
E
4
1.8
S
13
1.9
SSW
7
0.4
NW
4
0.6
SSW
6
1.1
S
6
1.7
SSW
6
2.3
SSW
7
Energy kJ
609
87
54
1138
335
3
30
98
220
459
Nearest Offshore or Glassy
Rating
(10 max)
2
4
2
2
2
2
1
1
2
2
2
1
1
1
1
1
1
3
2
2
2
2
2
2
Distance (km)
0
6
0
0
0
6
46
43
16
0
0
0
0
52
35
68
68
0
0
0
24
24
537
537
Best forecast wave conditions in Chiba
Rating
(10 max)
2
4
2
2
2
2
2
2
2
1
1
1
1
3
2
3
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
3
4
2
2
3
3
3
2
2
3
4
3
1
1
1
4
4
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
5
5
5
5
7
8
9
9
9
9
8
7
6
5
5
5
5
5
5
4
5
5
5
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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