Amatu Surf Break

Amatu 48 hour detailed Surf Forecast

Lat Long: 35.12° N 140.19° E

Issued: 8 am 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's Amatu sea temperature is
22.8° 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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 2.5ft (0.7m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 2.5ft (0.8m), 9s period with SE swell.
  • Evening surf: Evening surf (30 Jun, local time) - 2.5ft (0.8m), 9s period with SE swell.

The current surf forecast for Amatu at 5PM is: 0.7m 9s primary swell from a Southeast direction and 0.4m 4s secondary swell from a Southeast direction (forecast issued at 08:00am June 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (30 Jun)2.5ft (0.7m)9s
Afternoon (30 Jun)2.5ft (0.8m)9s
Evening (30 Jun)2.5ft (0.8m)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 10mm), heaviest on Thu morning. Warm (max 25°C on Wed morning, min 21°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the SW by Thu afternoon).

Tuesday
30
Wednesday
1
Thursday
2
Fri
3
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
12 AM
3 AM
Rating
(10 max)
1
0
0
0
0
1
1
1
1
1
0
1
1
0
0
0
0
0
0
0
0
1
4
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)
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.8
SE
9
0.6
SE
9
0.8
SE
9
0.8
SE
7
0.9
SE
7
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.7
ESE
9
0.7
ESE
9
0.6
ESE
9
0.6
ESE
9
0.4
NE
10
1.1
SSW
4
1.3
SSW
5
1.9
SW
6
2.1
SW
7
2.5
SW
8
1.4
SSW
8
Wave Graph
Metric surfscale
Energy kJ
86
81
81
99
67
117
55
67
67
55
54
54
54
70
70
53
50
41
44
83
284
444
804
224
Wind (km/h)
5
S
10
ESE
10
ESE
10
E
10
E
5
ENE
5
NNE
5
NE
5
NE
5
ENE
5
SE
5
SSE
5
SSE
10
SSW
10
SSW
10
SSW
15
SSW
25
SSW
30
SSW
40
SW
30
SW
20
WSW
5
NNW
5
NE
Wind State
glassy
cross-on
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
glassy
cross-on
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross
off
glassy
High Tide
3:46AM1.37m
6:23PM1.34m
4:24AM1.39m
6:52PM1.35m
5:02AM1.39m
7:20PM1.36m
Low Tide
11:03AM0.07m
11:20PM0.94m
11:37AM0.07m
11:54PM0.91m
12:11PM0.09m
00:27AM0.88m
clear
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:28
4:28
4:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:57
6:57
 mm
1
1
4
3
1
Temp °C
22
24
24
24
23
22
21
21
22
24
25
24
23
23
23
23
22
22
23
25
25
24
21
21
Feels °C
26
26
26
26
26
26
24
24
25
27
28
27
26
26
26
25
23
22
22
22
24
25
24
24
Swell 1
Height (m)
Direction
Period (s)
0.7
SE
9
0.7
SE
9
0.7
SE
9
0.8
SE
9
0.6
SE
9
0.8
SE
9
0.8
SE
7
0.9
SE
7
0.6
SE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.7
ESE
9
0.7
ESE
9
0.6
ESE
9
0.6
ESE
9
0.5
ESE
8
0.5
ESE
8
0.4
ESE
10
0.5
ESE
9
0.4
ESE
9
1.7
SW
8
1.4
SSW
8
Energy kJ
86
81
81
99
67
117
55
67
67
55
54
54
54
70
70
53
50
41
41
37
42
30
353
224
Swell 2
Height (m)
Direction
Period (s)
0.5
SW
8
0.5
SW
8
0.4
SW
8
0.4
SW
7
0.4
SE
4
0.4
SW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.6
SSW
7
0.5
SSW
7
0.4
NE
10
0.4
SSW
6
0.4
SSW
7
0.5
SW
7
0.4
SSW
7
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.3
NE
10
0.3
NE
10
0.4
ESE
9
0.4
ESE
9
Energy kJ
28
28
20
14
3
18
32
32
31
31
26
37
15
18
23
17
37
27
26
25
15
15
32
31
Swell 3
Height (m)
Direction
Period (s)
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.3
ESE
14
0.4
SW
7
0.3
SSW
6
0.6
SE
9
0.5
SE
9
0.6
ESE
6
0.5
ESE
6
0.4
ESE
5
0.4
SSW
6
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.4
NE
10
0.3
ESE
13
0.3
ESE
13
0.3
ESE
12
0.3
E
8
0.2
ESE
12
0.2
ESE
12
0.3
NE
10
0.3
NE
12
Energy kJ
37
36
36
36
14
8
53
43
23
18
11
11
36
36
37
37
33
32
31
12
15
15
15
21
Wind waves
Height (m)
Direction
Period (s)
0.4
NE
3
0.4
ESE
5
0.7
SW
7
0.4
SSW
6
0.6
SSW
3
1.1
SSW
4
1.3
SSW
5
1.9
SW
6
2.1
SW
7
2.5
SW
8
0.4
NE
2
Energy kJ
2
7
44
16
8
44
83
284
444
804
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
2
2
4
2
Distance (km)
0
24
24
24
30
0
0
0
0
0
24
0
0
24
24
24
24
24
46
537
43
29
0
0
Best forecast wave conditions in Chiba
Rating
(10 max)
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
2
4
2
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
3
3
2
4
2
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
5
5
5
6
6
6
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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