Surf Forecasts:
Uchiumi surf forecast from 8 Sep 2026:
- Best quality surf: Wednesday 9 Sep, 3AM (local time) - 4.5ft (1.3m), 8s period, ESE swell with cross-offshore winds.
- Most powerful swell: Thursday 10 Sep, 9AM (local time) - 6ft (1.9m), 8s period, E swell with 465 kJ wave energy.
- Next surfable swell (1★+): Wednesday 9 Sep, 3AM (local time) - 4.5ft (1.3m), 8s period with ESE swell.
Best Forecast Surf Conditions for Uchiumi this week:
The surf forecast for Uchiumi over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 09) at 3AM. The primary swell is predicted to be 1.3m and 8s period with a secondary swell of 0.5m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Uchiumi in the next 16 days are 2.1m 7s and forecast to arrive on Thursday (Sep 10) at 9AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Wednesday (Sep 09) at 3AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Wed 9th Sep) | 4.5ft (1.3m) 8s |
| Best Surf | 3AM (Wed 9th Sep) | 4.5ft (1.3m) 8s |
| Most Powerful | 9AM (Thu 10th Sep) | 6ft (1.9m) 8s |
Table - best surf conditions forecast for Uchiumi over the next 16 days.
Short Range ForecastModerate rain (total 11mm), heaviest on Tue night. Warm (max 27°C on Wed morning, min 23°C on Wed night). Winds increasing (light winds from the SW on Tue night, fresh winds from the NNE by Wed afternoon). | Days 5-7 Weather SummaryHeavy rain (total 43mm), heaviest during Mon afternoon. Warm (max 28°C on Sun afternoon, min 23°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ESE 8 | ESE 8 | SE 8 | SE 8 | E 8 | ENE 8 | ENE 6 | SE 9 | SE 8 | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | ESE 9 | ESE 9 | ESE 8 | ESE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 368 | 202 | 135 | 107 | 465 | 362 | 110 | 129 | 86 | 96 | 99 | 96 | 134 | 184 | 128 | 176 | 222 | 217 | 311 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross-on |
High Tide | 4:09AM1.94m | 5:28PM2.07m | 4:56AM2.07m | 5:52PM2.13m | 5:37AM2.18m | 6:17PM2.17m | 6:16AM2.24m | 6:41PM2.19m | 6:53AM2.24m | 7:04PM2.19m | 7:30AM2.19m | 7:29PM2.17m | |||||||
Low Tide | 10:41PM1.12m | 10:48AM0.37m | 11:13PM0.94m | 11:25AM0.33m | 11:44PM0.77m | 11:59AM0.34m | 00:14AM0.61m | 12:30PM0.40m | 00:44AM0.49m | 1:01PM0.50m | 1:16AM0.41m | 1:30PM0.64m | 1:49AM0.37m | ||||||
 |  |  | |  | | | | |  |  | |  |  | | | |  | | |
 | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | — | 5:54 | — | — | 5:56 | — | — | 5:56 | — | — |
 | 6:30 | — | 6:29 | — | — | 6:27 | — | — | 6:25 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — |
mm | 4 | 1 | — | 1 | 1 | 2 | 2 | — | — | — | 1 | 4 | 2 | — | — | 4 | 5 | 27 | 4 |
Temp °C | 26 | 27 | 27 | 26 | 23 | 23 | 24 | 25 | 26 | 25 | 26 | 26 | 25 | 27 | 28 | 26 | 26 | 24 | 25 |
Feels °C | 30 | 31 | 27 | 23 | 22 | 24 | 26 | 28 | 29 | 28 | 28 | 29 | 28 | 30 | 31 | 29 | 29 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | SE 8 | SE 8 | E 8 | E 9 | E 7 | SE 9 | SE 8 | SE 7 | SSE 6 | E 14 | ENE 6 | E 14 | E 13 | ESE 9 | ESE 9 | ESE 8 | ESE 9 |
| kJ | 368 | 202 | 135 | 107 | 410 | 348 | 89 | 129 | 86 | 39 | 27 | 96 | 40 | 184 | 128 | 176 | 222 | 217 | 311 |
Swell 2 Height (m) Direction Period (s) | NE 6 | ESE 10 | E 10 | ESE 10 | E 16 | SE 8 | SE 7 | ENE 5 | E 15 | ENE 8 | E 14 | SSE 6 | E 14 | E 7 | ESE 9 | E 13 | E 13 | E 13 | E 12 |
| kJ | 33 | 34 | 48 | 33 | 21 | 67 | 65 | 23 | 74 | 44 | 99 | 16 | 134 | 32 | 44 | 126 | 84 | 83 | 26 |
Swell 3 Height (m) Direction Period (s) | E 19 | E 19 | E 18 | E 17 | E 16 | E 16 | ESE 9 | E 15 | ENE 8 | E 14 | ESE 10 | ESE 10 | ESE 10 | SSE 7 | ENE 6 | S 6 | S 7 | S 7 | E 15 |
| kJ | 7 | 7 | 6 | 24 | 47 | 21 | 34 | 69 | 14 | 96 | 31 | 18 | 31 | 15 | 13 | 7 | 4 | 4 | 42 |
Wind waves Height (m) Direction Period (s) | — | NNE 6 | NE 4 | NE 6 | NE 7 | ENE 8 | ENE 6 | NE 5 | ENE 5 | NE 4 | ENE 5 | ENE 5 | — | — | — | — | — | — | — |
| kJ | — | 3 | 12 | 95 | 465 | 362 | 110 | 39 | 13 | 15 | 18 | 27 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 43 | 46 | 286 | 43 | 46 | 43 | 18 | 46 | 15 | 46 | 46 | 15 | 15 | 291 | 43 | 46 | 5 | 15 |
Best forecast wave conditions in Kyu Shu | |||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||
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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.
Information about the Uchiumi Surf forecast
The above surf forecast table for Uchiumi provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Uchiumi can be found by selecting the local surf guide option on the grey menu. Our Uchiumi surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Uchiumi) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Uchiumi may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Uchiumi is 19 km (12 miles) from Miyazaki-shi. If you plan a holiday in Kyu Shu, look for hotels and other accommodation in Miyazaki-shi. Miyazaki-shi has rooms for a wide range of budgets as well as car hire and transport links.
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