Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 27 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
23.1° C

Normal for this time of year

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 (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 5ft (1.6m), 12s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 4ft (1.2m), 11s period with SW swell.
  • Evening surf: Evening surf (28 Jun, local time) - 5ft (1.5m), 10s period with SW swell.

The current surf forecast for Amatu at 3AM is: 2.5m 11s primary swell from a South direction and 1.6m 12s secondary swell from a Southwest direction (forecast issued at 08:00pm June 27). The wind direction is predicted to be glassy and the swell rating is 4.

Time (JST) & DateWave HeightWave Period
Morning (28 Jun)5ft (1.6m)12s
Afternoon (28 Jun)4ft (1.2m)11s
Evening (28 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

Heavy rain (total 54mm), heaviest during Sat night. Warm (max 24°C on Mon morning, min 21°C on Sun morning). Wind will be generally light.

Sat
27
Sunday
28
Monday
29
Tuesday
30
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)
!
!
!
4
3
2
0
0
2
3
1
3
2
1
0
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)
3
SSW
8
3
S
9
3
SSW
11
2.5
S
11
2.1
S
11
1.6
SW
12
1.6
S
9
1.2
SW
11
1.4
SSE
8
1.5
SW
10
1.1
SW
10
1.4
SW
9
0.8
SW
9
0.7
SW
8
0.6
SE
9
0.7
SE
9
0.8
SSE
9
0.7
SE
9
0.6
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.7
SE
9
0.7
SE
9
Wave Graph
Metric surfscale
Energy kJ
1173
1357
2329
1527
1011
644
430
319
250
391
236
314
91
71
67
83
94
86
68
81
81
67
81
81
Wind (km/h)
10
SE
20
NW
10
NNW
0
WNW
5
ESE
10
SE
15
E
20
ESE
5
ESE
5
N
15
NNE
10
NNW
5
N
10
NE
10
E
10
ESE
10
ESE
10
SE
10
ESE
10
E
15
E
15
E
15
SE
10
SE
Wind State
cross-on
off
off
glassy
cross-on
on
cross-on
cross-on
cross-on
glassy
cross-off
off
off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
on
High Tide
4:39PM1.26m
2:25AM1.32m
5:18PM1.30m
3:07AM1.34m
5:52PM1.33m
3:46AM1.37m
Low Tide
9:20PM1.00m
9:51AM0.15m
10:07PM0.98m
10:27AM0.10m
10:46PM0.96m
11:03AM0.07m
heavy rain
rain showers
clear
part cloud
cloud
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
part cloud
rain showers
thunderstorm
part 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
6:57
 mm
53
25
1
8
6
2
3
1
4
1
1
1
1
Temp °C
23
23
22
22
22
21
21
21
22
22
21
21
21
22
24
24
23
22
22
22
22
23
24
24
Feels °C
26
24
24
25
24
22
22
21
25
26
22
23
23
24
25
26
25
24
24
25
24
24
25
26
Swell 1
Height (m)
Direction
Period (s)
0.3
E
9
3
S
9
3
SSW
11
2.5
S
11
2.1
S
11
1.7
S
10
1.6
S
9
1.2
SW
11
1
SW
10
1.3
SSE
8
1.2
SSE
8
1
SSE
8
0.8
SW
9
0.7
SW
8
0.6
SE
9
0.7
SE
9
0.8
SSE
9
0.7
SE
9
0.6
SE
9
0.7
SE
9
0.7
SE
9
0.6
SE
9
0.7
SE
9
0.7
SE
9
Energy kJ
13
1357
2329
1527
1011
561
430
319
200
201
197
130
91
71
67
83
94
86
68
81
81
67
81
81
Swell 2
Height (m)
Direction
Period (s)
0.3
ESE
16
1.2
SSW
12
0.3
E
9
1.6
SW
12
1.6
SW
12
1.6
SW
12
1.3
SW
11
0.4
NE
6
0.4
NE
6
0.3
ESE
15
0.3
ESE
15
0.9
SW
9
0.8
SSE
7
0.7
SSE
7
0.6
SW
8
0.6
SW
8
0.6
ENE
5
0.5
SW
8
0.5
SW
8
0.5
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
7
0.5
SW
7
Energy kJ
51
397
13
672
748
644
429
10
10
42
42
138
69
55
42
41
17
30
28
28
20
20
19
26
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
9
0.3
ESE
16
0.2
ESE
16
0.2
ESE
16
0.3
E
9
0.3
E
9
0.3
E
8
0.3
ESE
15
0.3
ESE
15
0.4
NE
6
0.4
NE
7
0.3
ESE
15
0.5
SE
9
0.5
SE
9
0.5
S
7
0.3
S
6
0.5
SW
8
0.4
ENE
5
0.4
ENE
5
0.4
NE
5
0.3
ENE
5
0.3
ENE
4
0.3
ESE
14
0.3
ESE
14
Energy kJ
3
51
25
25
14
13
12
43
42
11
14
42
41
41
25
7
32
9
9
6
4
4
36
36
Wind waves
Height (m)
Direction
Period (s)
3
SSW
8
1.5
SSE
8
1.4
SSE
8
1.5
SW
10
1.1
SW
10
1.4
SW
9
0.6
NE
7
0.7
NE
5
0.6
NE
5
0.4
NE
5
0.4
NE
4
Energy kJ
1173
306
250
391
236
314
28
25
22
7
4
Nearest Offshore or Glassy
Rating
(10 max)
3
3
4
4
4
3
3
4
3
3
2
3
2
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
30
52
16
0
12
24
30
40
29
0
6
0
0
0
35
24
24
24
24
24
40
40
24
24
Best forecast wave conditions in Chiba
Rating
(10 max)
3
3
4
4
4
3
3
4
3
3
3
3
2
2
2
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
4
4
4
4
4
4
4
4
3
3
3
3
2
2
2
1
1
1
1
2
2
2
1
2
Header Global
Rating
(10 max)
5
5
5
5
6
9
9
8
7
6
5
5
9
5
6
6
6
5
6
9
5
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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