Uchiumi surf break

Uchiumi surfForecast / Kyu Shu / Japan

information circle48hr Weather and Surf, issued 2 am Thursday 23 Apr 2026 JST
Forecast update in hr  min  s Forecast update imminent
Uchiumi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Uchiumi sea temperature is
21.3° C
(Which is normal for this time of year)

How big are the waves at Uchiumi today?

The current surf forecast for Uchiumi at 5AM is: 1.0m 11s primary swell from a East direction and 0.5m 5s secondary swell from a South direction (forecast issued at 02:00am April 23). An open ocean swell of 1.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (23 Apr)4.5ft (1.3m)7s
Afternoon (23 Apr)4.5ft (1.3m)7s
Evening (23 Apr)3ft (0.9m)7s

Table - waves today at Uchiumi. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 40mm), heaviest during Thu morning. Very mild (max 18°C on Sat night, min 14°C on Fri morning). Mainly fresh winds.

Thursday
23
Friday
24
Saturday
25
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1
E
11
1
E
11
1
E
11
1.3
S
7
1.4
S
7
1.3
S
7
1.1
S
7
0.9
SSE
7
1.3
NNE
6
0.4
SE
13
0.6
E
9
1.8
NE
7
1.8
NE
7
2
ENE
8
2
ENE
8
2
ENE
8
2.1
ENE
8
2.2
ENE
8
2.2
ENE
8
2.4
ENE
9
2.5
E
9
3
E
10
3
E
10
3
E
10
Wave Graph
Metric surfscale
Energy kJ
223
223
223
175
203
186
127
82
115
47
57
299
306
452
452
496
547
597
676
839
1224
1643
1854
1849
Wind (km/h)
20
NNE
20
N
20
NNW
25
N
15
NNE
10
NE
15
NE
15
NE
20
NNE
20
NNE
20
NNE
20
NNE
20
NNE
25
NNE
25
NNE
20
NNE
20
NNE
25
NE
25
NE
25
NE
25
NNE
30
NE
25
NE
25
ENE
cross-on
cross-on
cross
cross
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
High Tide
10:30PM1.54m
8:43AM1.61m
11:57PM1.49m
9:44AM1.46m
1:29AM1.52m
11:46AM1.36m
Low Tide
3:24AM1.16m
4:15PM0.33m
4:54AM1.23m
5:35PM0.46m
7:12AM1.17m
7:06PM0.52m
mod rain
heavy rain
heavy rain
heavy rain
cloud
light rain
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
light rain
cloud
light rain
light rain
cloud
cloud
light rain
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:37
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:47
6:49
7
14
12
14
1
1
1
1
1
1
1
1
1
1
1
1
3
4
Temp °C
16
16
16
16
17
16
16
16
16
16
16
15
14
14
15
15
15
16
16
16
16
17
17
18
14
14
14
12
16
15
15
14
13
14
13
12
11
10
11
12
12
12
12
11
12
13
14
14
Swell 1
Height (m)
Direction
Period (s)
1
E
11
1
E
11
1
E
11
1.3
S
7
1.4
S
7
1.3
S
7
1.1
S
7
0.9
SSE
7
0.8
S
7
0.7
S
7
0.7
S
7
1.1
ENE
7
1.2
ENE
7
1.4
ENE
8
1.5
E
8
1.6
ENE
8
1.6
E
8
1.7
E
8
1.8
E
8
1.9
E
9
2.2
E
9
2.5
E
9
2.5
E
10
2.5
E
10
Energy kJ
223
223
223
148
203
186
127
82
62
47
45
134
153
210
286
295
349
383
465
537
770
1083
1375
1409
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
14
0.2
ESE
13
0.5
S
5
0.9
E
10
0.8
E
10
0.7
E
10
0.6
E
10
0.6
E
10
0.6
NE
6
0.5
E
9
0.6
E
9
0.6
S
7
0.5
S
7
0.5
S
6
0.4
SSE
6
0.4
SSE
6
0.3
SSE
6
0.3
SSE
6
0.3
SSE
6
0.2
S
6
0.2
S
6
Energy kJ
18
18
13
175
133
96
66
65
27
43
57
34
23
22
14
13
8
8
7
3
3
Swell 3
Height (m)
Direction
Period (s)
0.5
SE
13
0.3
ESE
13
0.3
ESE
13
0.5
NE
4
0.4
NE
5
0.4
SE
13
0.4
ESE
13
0.6
E
10
0.4
SE
13
0.4
SE
13
0.3
ESE
12
0.3
ESE
12
0.3
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.2
ESE
12
0.1
SW
7
0.1
SE
15
Energy kJ
85
35
35
9
8
44
66
65
42
41
29
28
28
14
14
14
14
2
8
Wind waves
Height (m)
Direction
Period (s)
0.5
S
4
1.3
S
6
0.5
NNW
3
0.9
NNE
4
0.8
NNE
5
0.6
NE
5
0.8
NE
6
1.3
NNE
6
0.7
NE
6
0.8
NE
6
1.8
NE
7
1.8
NE
7
2
ENE
8
2
ENE
8
2
ENE
8
2.1
ENE
8
2.2
ENE
8
2.2
ENE
8
2.4
ENE
9
2.5
E
9
3
E
10
3
E
10
3
E
10
Energy kJ
8
105
4
26
25
20
40
115
32
53
299
306
452
452
496
547
597
676
839
1224
1643
1854
1849
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
2
3
2
2
2
1
1
1
1
1
1
2
2
2
3
3
3
4
4
4
Distance (km)
0
43
43
46
37
46
18
43
286
43
43
43
43
43
43
43
53
43
43
43
43
56
46
46
Best forecast wave conditions in Kyu Shu
Rating
(10 max)
2
2
2
2
2
3
2
2
1
1
1
1
1
1
2
2
2
3
3
3
4
4
4
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
4
4
4
Header Global
Rating
(10 max)
8
7
9
9
8
7
7
6
5
5
5
5
4
5
5
5
5
5
5
5
5
4
4
4
  • 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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