Uchiumi Surf Break

Lat Long: 31.76° N 131.48° E

Uchiumi 48 hour detailed Surf Forecast

Issued: 8 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Uchiumi sea temperature is
28.7°C
0.2° 

Uchiumi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Uchiumi today (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.7m), 10s period with ESE swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 2.5ft (0.7m), 10s period with E swell.
  • Evening surf: Evening surf (23 Aug, local time) - 2.5ft (0.7m), 10s period with E swell.

The current surf forecast for Uchiumi at 5PM is: 0.7m 10s primary swell from a East direction and 0.5m 5s secondary swell from a Southeast direction (forecast issued at 08:00am August 23). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)2.5ft (0.7m)10s
Afternoon (23 Aug)2.5ft (0.7m)10s
Evening (23 Aug)2.5ft (0.7m)10s

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


Short Range Forecast

Heavy rain (total 32mm), heaviest during Tue night. Warm (max 28°C on Sun morning, min 26°C on Sun night). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
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
2
1
1
1
0
2
2
3
3
4
4
4
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
E
10
0.7
ESE
10
0.8
ESE
10
0.7
E
10
0.7
E
10
0.7
E
10
0.7
ESE
12
0.7
ESE
13
0.9
ESE
13
1
ESE
13
1.3
ESE
15
2
ESE
17
2.3
ESE
16
2.5
ESE
17
3
ESE
16
3.5
SE
16
3.5
SE
16
4
SE
16
4
SE
16
4
SE
15
4
SE
15
4
SE
15
Wave Graph
Metric surfscale
Energy kJ
71
102
136
106
106
108
138
145
265
346
656
2256
2869
4223
5027
6320
6903
7317
7277
6296
6324
7091
Wind (km/h)
10
N
10
NNE
15
SE
15
ESE
10
ESE
5
SE
5
NNE
10
N
10
NNE
10
NE
15
E
15
E
15
ENE
10
ENE
15
NE
15
NE
20
NE
20
NE
25
NE
25
NE
25
NE
20
ENE
Wind State
cross
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
on
on
on
cross-on
on
on
on
High Tide
4:30PM1.80m
2:33AM1.77m
5:05PM1.93m
3:44AM1.89m
5:34PM2.03m
Low Tide
8:50AM0.59m
9:39PM1.43m
9:52AM0.46m
10:31PM1.29m
10:39AM0.34m
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
part cloud
part cloud
part cloud
thunderstorm
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:50
6:47
6:46
 mm
1
1
1
2
7
Temp °C
26
27
28
28
28
27
27
26
26
27
28
28
28
27
27
27
27
27
28
28
28
27
Feels °C
30
31
31
31
32
32
32
30
30
30
30
30
31
31
30
29
28
28
29
29
30
29
  • 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
How to use the Wavefinder 

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