Surf Forecasts:
How big are the waves at Uchiumi today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 3ft (0.9m), 10s period with E swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 3ft (0.9m), 10s period with E swell.
- Evening surf: Evening surf (16 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
The current surf forecast for Uchiumi at 2PM is: 0.9m 10s primary swell from a East direction and 0.5m 8s secondary swell from a South direction (forecast issued at 08:00am August 16). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 3ft (0.9m) | 10s |
| Afternoon (16 Aug) | 3ft (0.9m) | 10s |
| Evening (16 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Warm (max 29°C on Mon afternoon, min 25°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 156 | 156 | 156 | 162 | 159 | 196 | 192 | 192 | 192 | 188 | 186 | 186 | 175 | 137 | 134 | 132 | 102 | 133 | 103 | 102 | 99 | 99 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross | cross-on | cross-on | cross | cross | glassy | glassy | cross | glassy | cross-on | cross | cross | cross-off | cross-off | glassy | glassy | cross-on | cross-on | on | on | on |
High Tide | 7:43AM2.16m | 8:14PM2.14m | 8:24AM2.07m | 8:40PM2.10m | 9:08AM1.93m | |||||||||||||||||
Low Tide | 1:59PM0.46m | 2:20AM0.62m | 2:30PM0.63m | 2:58AM0.61m | 3:01PM0.83m | |||||||||||||||||
 | |  | | |  | | | | | | | | |  | | | | |  | | | |
 | 5:37 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:54 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — |
Temp °C | 26 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 27 | 27 | 29 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 31 | 31 | 30 | 30 | 31 | 31 | 30 | 30 | 29 | 31 | 30 | 31 | 31 | 31 | 30 | 31 | 31 | 31 | 30 | 31 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 156 | 156 | 156 | 162 | 159 | 196 | 192 | 192 | 192 | 188 | 186 | 186 | 175 | 137 | 134 | 132 | 102 | 133 | 103 | 102 | 99 | 99 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 7 | S 4 | S 7 | SSE 4 | SSE 5 | SSE 5 | SSE 6 |
| kJ | 55 | 52 | 35 | 34 | 34 | 33 | 31 | 20 | 20 | 19 | 18 | 18 | 18 | 19 | 19 | 18 | 6 | 17 | 4 | 8 | 6 | 11 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | E 18 | — | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SW 8 | ESE 11 | ESE 11 | SE 11 | S 7 | S 7 | S 7 | SE 10 |
| kJ | 4 | 4 | 6 | — | 5 | 19 | 19 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 3 | 12 | 23 | 18 | 4 | 4 | 4 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | — | S 8 | S 8 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 40 | 28 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 4 | 641 | 641 | 299 | 4 | 0 | 0 | 2 | 0 | 701 | 705 | 332 | 0 | 0 | 0 | 0 | 43 | 46 | 332 | 46 | 43 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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