Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 pm 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.4° 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 (16 Jun):

  • Morning surf: Morning surf (16 Jun, local time) - 6ft (1.8m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (16 Jun, local time) - 5ft (1.5m), 8s period with E swell.
  • Evening surf: Evening surf (16 Jun, local time) - 4ft (1.2m), 9s period with ENE swell.

The current surf forecast for Amatu at 4AM is: 2.2m 9s primary swell from a East-southeast direction and 0.2m 13s secondary swell from a East-southeast direction (forecast issued at 08:00pm June 15). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (16 Jun)6ft (1.8m)8s
Afternoon (16 Jun)5ft (1.5m)8s
Evening (16 Jun)4ft (1.2m)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 41mm), heaviest during Wed night. Warm (max 25°C on Thu morning, min 16°C on Mon night). Winds increasing (light winds from the ENE on Tue morning, fresh winds from the SSW by Wed night).

Mon
15
Tuesday
16
Wednesday
17
Thursday
18
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)
1
2
2
3
3
2
1
0
1
1
0
0
0
0
0
0
0
0
0
0
1
2
2
2
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)
1.9
ESE
9
2.4
E
9
2.4
ESE
9
2.2
ESE
9
1.8
E
9
1.8
E
8
1.7
E
8
1.5
E
8
1.3
E
8
1.2
ENE
9
1.2
ENE
9
1.1
ENE
9
1.1
ENE
8
1.1
ENE
9
1.2
ENE
10
1.2
ENE
10
1.1
ENE
10
1
ENE
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
9
1.5
S
6
2.1
SSW
7
2.5
SW
8
Wave Graph
Metric surfscale
Energy kJ
524
879
841
692
481
454
401
305
245
222
222
189
184
193
258
269
223
183
166
132
126
149
444
857
Wind (km/h)
25
NNE
20
NNE
15
N
10
N
10
NNE
5
ENE
10
SE
10
SSE
10
SSE
5
SSE
10
S
10
S
10
S
20
S
20
SSE
20
S
20
SSE
20
SSE
20
S
30
SSW
20
WNW
15
NNW
5
SSW
15
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
on
on
on
cross-on
cross-on
on
cross-on
on
cross-on
on
on
on
cross-on
cross-off
off
cross-on
cross-on
High Tide
6:01PM1.45m
4:04AM1.53m
6:49PM1.44m
4:53AM1.53m
7:33PM1.41m
5:44AM1.50m
Low Tide
10:56PM1.00m
11:25AM-0.21m
11:42PM0.99m
12:13PM-0.15m
00:27AM0.96m
1:00PM-0.04m
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
light rain
heavy rain
heavy rain
mod rain
rain showers
clear
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
6:54
 mm
1
12
17
10
1
Temp °C
19
17
16
16
16
20
22
21
21
20
20
21
21
21
21
21
20
21
21
22
20
22
25
25
Feels °C
16
15
14
15
16
21
22
20
21
20
20
21
21
20
19
19
19
21
21
21
20
23
27
26
Swell 1
Height (m)
Direction
Period (s)
1.9
ESE
9
2.4
E
9
2.4
ESE
9
2.2
ESE
9
1.8
E
9
1.8
E
8
1.7
E
8
1.5
E
8
1.3
E
8
1.2
ENE
9
1.2
ENE
9
1.1
ENE
9
1.1
ENE
8
1.1
ENE
9
1.2
ENE
10
1.2
ENE
10
1.1
ENE
10
1
ENE
10
0.9
ENE
10
0.9
ENE
10
0.9
ENE
9
0.9
ENE
9
0.8
ENE
10
1.8
S
8
Energy kJ
524
879
841
692
481
454
401
305
245
222
222
189
184
193
258
269
223
183
166
132
126
124
105
407
Swell 2
Height (m)
Direction
Period (s)
0.5
S
8
0.1
S
23
0.2
E
13
0.2
ESE
13
0.8
SSE
8
0.2
ESE
13
0.2
ESE
13
0.1
SE
13
0.4
SE
7
0.4
SE
7
0.4
SE
6
0.4
SE
6
0.4
SE
6
0.4
SW
7
0.2
SSW
7
0.2
SSW
7
0.2
SSW
7
0.3
SE
10
0.2
SSE
10
0.3
SW
8
0.4
SW
8
0.7
SW
7
0.3
SSE
10
0.8
ENE
10
Energy kJ
34
10
14
17
79
17
17
7
12
11
10
10
9
12
5
5
5
16
10
11
17
54
18
111
Swell 3
Height (m)
Direction
Period (s)
0.1
E
13
0.1
S
23
0.1
SE
22
0.1
SE
22
0.2
ESE
13
0.1
SE
21
0.1
SE
21
0.1
SE
20
0.3
SSW
7
0.4
SW
7
0.4
SW
7
0.3
SW
7
0.3
SW
7
0.3
SE
6
0.3
SE
9
0.2
ESE
8
0.2
SSE
10
0.1
SW
7
0.1
SE
16
0.2
SSE
10
0.2
SSE
10
0.2
ESE
10
0.2
ESE
11
0.4
SE
9
Energy kJ
4
10
18
18
17
18
17
15
9
14
14
8
8
6
12
7
10
2
10
10
10
10
12
23
Wind waves
Height (m)
Direction
Period (s)
1.6
ENE
8
0.3
SSE
6
0.4
SSE
6
0.6
S
4
0.7
SSE
4
0.8
SSE
4
0.9
SSE
5
1.1
S
5
1.5
S
6
2.1
SSW
7
2.5
SW
8
Energy kJ
307
6
12
9
18
27
33
66
149
444
857
Nearest Offshore or Glassy
Rating
(10 max)
1
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
2
2
3
4
Distance (km)
69
16
6
0
0
0
24
24
24
24
24
24
24
24
24
24
24
24
190
127
6
0
12
24
Best forecast wave conditions in Chiba
Rating
(10 max)
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
4
4
Best forecast wave conditions in Japan
Rating
(10 max)
3
3
3
3
3
2
2
2
2
2
2
2
2
2
3
2
2
2
3
2
4
2
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
4
4
4
4
4
5
5
8
5
4
5
5
6
8
9
  • 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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