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Surf Forecasts:
Uchiumi surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Friday 10 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
19.8° 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 5AM is: 0.6m 9s primary swell from a East-southeast direction and 0.8m 7s secondary swell from a South direction (forecast issued at 08:00pm April 10). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Apr) | 2ft (0.6m) | 9s |
| Afternoon (11 Apr) | 2ft (0.6m) | 11s |
| Evening (11 Apr) | 2ft (0.6m) | 11s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 9 | 9 | 9 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 375 | 252 | 289 | 74 | 62 | 64 | 65 | 98 | 97 | 95 | 117 | 110 | 110 | 112 | 125 | 118 | 114 | 114 | 114 | 118 | 128 | 161 | 161 | 155 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | cross- off | cross- off | on | cross- on | cross- off | off | cross- off | cross- off | cross- on | on | cross- on | cross- on | glass | glass | cross | cross | cross | on | glass | glass |
High Tide / height (m) | 2:40AM 1.51 | 1:04PM 1.35 | 3:25AM 1.61 | 2:42PM 1.46 | 3:58AM 1.70 | |||||||||||||||||||
Low Tide / height (m) | 6:45PM 0.46 | 8:24AM 1.12 | 8:13PM 0.45 | 9:21AM 0.92 | 9:15PM 0.40 | 9:58AM 0.71 | ||||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:48 | - | - | - |
| Sunset | 6:38 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - |
 |  | | |  | |  | | |  | | | | | | | | |  | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | 1 |
| Temp. °C | 22 | 20 | 18 | 15 | 14 | 17 | 19 | 20 | 19 | 18 | 18 | 17 | 16 | 18 | 19 | 19 | 19 | 19 | 15 | 14 | 15 | 17 | 16 | 16 |
| Feels °C (?) | 21 | 20 | 17 | 13 | 12 | 16 | 17 | 19 | 19 | 18 | 17 | 15 | 14 | 18 | 18 | 17 | 19 | 19 | 14 | 13 | 14 | 17 | 16 | 17 |
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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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