Uchiumi Surf Break

Lat Long: 31.76° N 131.48° E

Uchiumi 48 hour detailed Surf Forecast

Issued: 2 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Uchiumi sea temperature is
27.6°C
0.0° 

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 (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 3.5ft (1.0m), 9s period with ESE swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 9s period with ESE swell.
  • Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 9s period with ESE swell.

The current surf forecast for Uchiumi at 9AM is: 1.0m 9s primary swell from a East-southeast direction and 0.6m 14s secondary swell from a East direction, 0.4m 4s secondary swell from a Northeast direction (forecast issued at 02:00am September 16). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (16 Sep)3.5ft (1.0m)9s
Afternoon (16 Sep)3ft (0.9m)9s
Evening (16 Sep)3ft (0.9m)9s

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


Short Range Forecast

Heavy rain (total 77mm), heaviest during Fri afternoon. Warm (max 26°C on Wed morning, min 23°C on Fri night). Mainly fresh winds.

Wednesday
16
Thursday
17
Friday
18
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)
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.2
ESE
9
1.2
ESE
9
1.1
ESE
9
1
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
1.2
E
9
1.1
E
9
1.2
E
9
1.3
E
6
1.3
E
6
1.5
E
7
1.6
E
7
1.8
E
7
1.7
E
7
1.9
E
8
2
E
8
2.1
E
8
2.2
E
8
2.4
E
9
2.4
E
9
Wave Graph
Metric surfscale
Energy kJ
254
248
211
177
173
143
143
140
108
214
184
220
132
137
199
250
306
294
409
478
555
655
915
998
Wind (km/h)
10
NNE
10
NNE
10
NNE
15
NNE
20
NE
20
NE
20
NE
20
NNE
20
NNE
25
NNE
20
NNE
20
NE
25
ENE
25
ENE
25
NE
20
NE
20
NE
20
ENE
20
ENE
20
E
20
E
20
ENE
25
ENE
35
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
on
on
on
on
on
on
High Tide
8:53AM1.96m
8:20PM2.06m
9:44AM1.80m
8:48PM1.96m
10:56AM1.65m
Low Tide
2:26AM0.39m
2:29PM0.98m
3:06AM0.45m
3:00PM1.17m
3:56AM0.54m
3:38PM1.34m
part cloud
thunderstorm
part cloud
clear
clear
thunderstorm
thunderstorm
part cloud
cloud
part cloud
rain showers
thunderstorm
light rain
cloud
part cloud
rain showers
rain showers
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
heavy rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:19
6:17
6:16
 mm
1
1
1
1
1
2
1
3
6
8
7
8
10
16
11
Temp °C
25
25
25
25
26
26
25
25
24
24
24
24
25
25
26
25
25
25
25
25
25
25
24
25
Feels °C
28
28
28
27
27
27
26
26
24
24
24
25
25
24
26
26
26
26
26
26
26
26
24
23
  • 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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