Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 2 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 (23 Jun):

  • Afternoon surf: Afternoon surf (23 Jun, local time) - 6.5ft (2.0m), 10s period with ENE swell.
  • Evening surf: Evening surf (23 Jun, local time) - 5ft (1.5m), 10s period with ENE swell.

The current surf forecast for Amatu at 10PM is: 1.5m 10s primary swell from a East-northeast direction and 0.6m 11s secondary swell from a South-southeast direction (forecast issued at 02:00pm June 23). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (23 Jun)--
Afternoon (23 Jun)6.5ft (2.0m)10s
Evening (23 Jun)5ft (1.5m)10s

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 15mm), heaviest on Thu afternoon. Warm (max 26°C on Fri morning, min 18°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the SSW by Fri morning).

Tue
23
Wednesday
24
Thursday
25
Fri
26
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
3
3
1
2
2
2
2
1
1
1
1
1
2
1
1
1
1
1
0
3
3
2
1
0
Swell
Height Map
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)
2
NE
10
2
ENE
10
1.5
ENE
10
1.5
ENE
10
1.5
ENE
10
1.5
ENE
10
1.4
ENE
10
1.4
ENE
9
1.5
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
0.4
SW
13
0.5
SW
15
0.6
SW
14
1.1
ESE
10
1.5
SSW
13
1.8
SSW
6
1.5
S
7
1.5
S
7
0.8
SW
14
Wave Graph
Metric surfscale
Energy kJ
723
741
428
428
408
399
327
314
377
260
202
158
127
90
70
48
104
162
250
755
260
210
214
297
Wind (km/h)
20
NE
20
NE
15
NE
15
NE
10
NNE
15
NNE
15
NNE
15
NNE
20
ENE
15
E
10
E
10
ESE
5
NE
5
NNE
5
ENE
5
NE
5
ENE
15
ENE
20
ENE
15
N
10
NW
5
SSW
10
SSW
15
S
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
glassy
cross-off
glassy
glassy
glassy
cross
cross
cross-off
off
glassy
cross-on
cross-on
High Tide
11:44AM1.03m
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
cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
mod rain
light rain
light rain
cloud
cloud
cloud
cloud
<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
1
1
9
3
1
Temp °C
22
21
20
20
19
19
19
21
23
22
21
21
21
20
21
21
21
19
20
20
18
19
20
24
Feels °C
21
19
20
20
19
19
19
21
22
22
22
22
23
22
24
24
23
19
20
21
19
21
21
26
Swell 1
Height (m)
Direction
Period (s)
1.5
ENE
10
1.6
ENE
10
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
0.6
E
8
0.6
E
8
0.6
SW
14
0.6
SW
13
0.8
E
5
1.4
S
6
1.5
S
7
1
SSE
6
0.9
SSE
6
Energy kJ
402
443
428
428
408
399
327
314
266
260
202
158
127
90
70
48
44
162
140
34
166
210
90
75
Swell 2
Height (m)
Direction
Period (s)
0.5
SE
11
0.5
SE
11
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
0.4
SE
10
0.4
SE
10
0.6
E
7
0.4
NE
11
0.5
NE
10
0.6
E
6
0.6
SW
12
0.8
SSW
7
0.8
SW
14
Energy kJ
61
60
69
79
78
57
57
56
56
56
56
72
71
68
65
35
35
40
41
53
23
124
61
297
Swell 3
Height (m)
Direction
Period (s)
0.3
SW
7
0.3
SW
6
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
S
8
0.2
SSW
11
0.2
SSW
15
0.3
SW
14
0.3
SSW
9
0.4
SW
13
0.5
SW
15
0.4
SE
10
0.3
SSW
10
0.5
SE
10
0.6
SW
14
0.6
SW
15
0.6
SW
13
0.4
NE
10
Energy kJ
7
7
2
2
2
2
2
2
11
5
4
11
21
31
17
42
104
35
18
50
127
137
132
37
Wind waves
Height (m)
Direction
Period (s)
2
NE
10
2
ENE
10
1.5
ENE
9
1.1
ESE
10
1.5
SSW
13
1.8
SSW
6
1.5
S
7
1.1
SW
7
Energy kJ
723
741
377
250
755
260
214
125
Nearest Offshore or Glassy
Rating
(10 max)
1
3
1
3
2
2
2
2
1
1
1
1
2
1
1
1
1
1
1
3
3
2
2
2
Distance (km)
279
231
87
231
0
0
0
6
46
43
87
40
0
0
0
0
0
24
35
0
0
0
24
24
Best forecast wave conditions in Chiba
Rating
(10 max)
2
2
2
2
1
2
1
1
2
2
1
2
4
4
3
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
3
3
3
3
3
2
3
2
2
2
2
3
4
2
2
2
1
4
4
4
4
5
5
Header Global
Rating
(10 max)
5
5
5
5
5
5
7
8
9
9
8
9
8
7
6
5
5
5
5
5
8
4
4
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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