Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 2 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.6° 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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 5ft (1.6m), 6s period with E swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 7ft (2.1m), 8s period with ENE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 8ft (2.5m), 9s period with E swell.

The current surf forecast for Amatu at 5AM is: 1.1m 8s primary swell from a East direction and 0.5m 5s secondary swell from a South direction, 0.1m 9s secondary swell from a Southeast direction (forecast issued at 02:00am June 15). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Jun)5ft (1.6m)6s
Afternoon (15 Jun)7ft (2.1m)8s
Evening (15 Jun)8ft (2.5m)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 17mm), heaviest on Wed night. Warm (max 22°C on Wed morning, min 16°C on Mon night). Winds decreasing (fresh winds from the ENE on Mon morning, calm by Tue afternoon).

Monday
15
Tuesday
16
Wednesday
17
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
1
!
3
3
3
3
3
1
1
2
2
1
1
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
E
8
0.8
E
8
1.2
E
8
1.6
E
6
2.2
E
7
2.1
ENE
8
3
E
9
2.5
E
9
2.5
E
9
2.3
E
9
2.1
E
9
1.9
E
9
1.8
E
9
1.6
E
9
1.5
E
9
1.4
ENE
9
1.3
ENE
9
1.2
ENE
9
1.2
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
Wave Graph
Metric surfscale
Energy kJ
89
89
196
160
469
507
1312
1183
1029
865
686
561
481
393
340
297
264
232
232
193
193
211
216
220
Wind (km/h)
25
SE
20
ENE
25
NE
30
ENE
25
NE
25
NNE
25
NNE
20
N
15
N
15
N
10
NNE
10
NNE
10
E
10
ESE
5
SSE
5
S
5
S
10
S
10
S
10
S
15
SSE
15
S
15
S
15
S
Wind State
cross-on
cross
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
glassy
glassy
cross-on
cross-on
cross-on
on
on
on
on
cross-on
High Tide
3:16AM1.50m
6:01PM1.45m
4:04AM1.53m
6:49PM1.44m
4:53AM1.53m
7:33PM1.41m
Low Tide
10:08PM0.99m
10:36AM-0.20m
10:56PM1.00m
11:25AM-0.21m
11:42PM0.99m
12:13PM-0.15m
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:24
4:24
4:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:54
6:54
 mm
1
2
5
5
1
1
Temp °C
20
18
17
18
19
19
19
17
16
16
16
19
21
21
20
20
20
20
20
22
22
22
22
21
Feels °C
17
16
14
14
16
16
16
15
14
15
15
18
20
21
21
21
20
20
20
22
21
21
22
21
Swell 1
Height (m)
Direction
Period (s)
0.8
E
8
0.8
SSE
5
0.5
S
5
0.4
S
6
0.3
S
6
1.4
ESE
8
2.5
E
9
2.5
E
9
2.5
E
9
2.3
E
9
2.1
E
9
1.9
E
9
1.8
E
9
1.6
E
9
1.5
E
9
1.4
ENE
9
1.3
ENE
9
1.2
ENE
9
1.2
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
Energy kJ
89
25
14
10
7
267
1108
1183
1029
865
686
561
481
393
340
297
264
232
232
193
193
211
216
220
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
15
0.1
SE
15
0.1
SE
9
0.1
SE
9
0.1
E
14
0.4
SSE
8
0.5
S
8
0.1
S
23
0.1
SE
22
0.1
SE
22
0.1
SE
21
0.2
ESE
13
0.1
SE
13
0.4
SE
8
0.3
S
7
0.3
SSW
7
0.4
SW
7
0.3
SSW
7
0.3
SW
7
0.2
SSE
6
0.2
SSW
7
0.2
SSW
7
0.2
SSW
7
0.2
SSE
10
Energy kJ
21
8
3
3
4
23
34
10
18
18
18
17
7
15
8
10
14
10
8
4
5
5
5
10
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
7
0.1
SE
9
0.1
SE
14
0.1
SE
14
0.1
S
24
0.1
SE
14
0.1
S
23
0.1
SE
21
0.1
SE
21
0.1
SE
21
0.3
S
7
0.2
SSW
8
0.4
SE
7
0.4
SE
7
0.3
SE
6
0.2
SSE
6
0.2
SSW
7
0.2
SSE
6
0.2
SSE
6
0.2
SSE
10
0.2
SSW
7
Energy kJ
2
3
8
8
11
7
11
18
18
17
8
6
12
11
6
4
5
3
3
10
5
Wind waves
Height (m)
Direction
Period (s)
0.9
SSE
4
0.8
E
8
1.2
E
8
1.6
E
6
2.2
E
7
2.1
ENE
8
3
E
9
0.3
SSE
3
Energy kJ
26
89
196
160
469
507
1312
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
3
3
4
1
4
3
4
3
2
2
2
2
2
2
2
2
2
3
Distance (km)
24
24
622
519
519
519
279
190
190
68
0
8
0
0
40
16
6
0
0
0
0
24
24
804
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
4
3
4
3
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
2
2
2
3
3
4
4
4
3
4
3
2
2
2
2
2
2
2
3
4
4
Header Global
Rating
(10 max)
4
5
5
9
9
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
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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