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Surf Forecasts:
Uchiumi surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Sunday 05 Apr 2026 JSTForecast 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
19.5° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Uchiumi today?
The current surf forecast for Uchiumi at 11AM is: 1.0m 8s primary swell from a South-southeast direction and 0.8m 9s secondary swell from a East-southeast direction (forecast issued at 08:00am April 05). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Apr) | 4.5ft (1.4m) | 8s |
| Afternoon (05 Apr) | 4.5ft (1.4m) | 8s |
| Evening (05 Apr) | 2.5ft (0.8m) | 7s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 05 | Monday 06 | Tuesday 07 | Wed 08 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 7 | 7 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 346 | 274 | 127 | 222 | 85 | 60 | 94 | 72 | 94 | 99 | 106 | 108 | 111 | 113 | 113 | 106 | 108 | 108 | 84 | 124 | 128 | 184 | 73 | 193 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | cross- off | glass | cross | cross- off | cross- off | off | cross | cross- on | cross- on | cross- on | cross- on | on | cross- on | off | cross- on | cross- on |
High Tide / height (m) | 7:07AM 1.90 | 8:15PM 1.80 | 7:33AM 1.85 | 9:01PM 1.67 | 8:01AM 1.77 | 9:57PM 1.53 | ||||||||||||||||||
Low Tide / height (m) | 1:42PM -0.01 | 1:50AM 0.73 | 2:19PM 0.04 | 2:21AM 0.89 | 3:01PM 0.14 | 2:58AM 1.04 | ||||||||||||||||||
Sunday 05 | Monday 06 | Tuesday 07 | Wed 08 | |||||||||||||||||||||
| Sunrise | 5:58 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:36 | - | - | - | - | - | - | - | 6:37 | - | - | - |
 | |  | | |  | | |  | | | | |  | |  |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 14 | 5 | 1 | - | - | - | - | - |
| Temp. °C | 15 | 16 | 20 | 22 | 19 | 15 | 13 | 14 | 14 | 16 | 19 | 21 | 20 | 19 | 18 | 15 | 14 | 15 | 15 | 17 | 17 | 15 | 13 | 12 |
| Feels °C (?) | 13 | 14 | 18 | 17 | 16 | 12 | 10 | 11 | 11 | 15 | 16 | 17 | 18 | 19 | 16 | 12 | 12 | 12 | 12 | 15 | 15 | 12 | 9 | 8 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Uchiumi surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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