Surf Forecasts:
How big are the waves at Uchiumi today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 3ft (0.9m), 8s period with E swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 3ft (0.9m), 8s period with E swell.
- Evening surf: Evening surf (19 Aug, local time) - 2.5ft (0.8m), 8s period with E swell.
The current surf forecast for Uchiumi at 5AM is: 0.9m 8s primary swell from a East direction and 0.8m 8s secondary swell from a East direction, 0.4m 5s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 18). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 3ft (0.9m) | 8s |
| Afternoon (19 Aug) | 3ft (0.9m) | 8s |
| Evening (19 Aug) | 2.5ft (0.8m) | 8s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue night. Warm (max 28°C on Wed morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||
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 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 99 | 95 | 93 | 91 | 116 | 113 | 116 | 113 | 86 | 86 | 82 | 61 | 58 | 57 | 90 | 140 | 207 | 199 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | cross-on | on | on | on | on | on | cross-on | glassy | cross-on | cross | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 9:08PM2.04m | 10:00AM1.78m | 9:38PM1.97m | 11:12AM1.62m | ||||||||||||||
Low Tide | 3:01PM0.83m | 3:41AM0.63m | 3:33PM1.04m | 4:34AM0.67m | 4:11PM1.24m | |||||||||||||
 |  | |  | |  | |  | | | |  | | | | | | | |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | 6:54 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — |
mm | — | — | — | 1 | — | — | — | 1 | — | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 32 | 31 | 32 | 32 | 31 | 30 | 31 | 31 | 32 | 31 | 32 | 32 | 30 | 31 | 31 | 31 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 99 | 95 | 93 | 91 | 92 | 92 | 116 | 113 | 86 | 86 | 82 | 61 | 58 | 57 | 90 | 140 | 207 | 199 |
Swell 2 Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 6 | SSE 5 | SSE 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 10 | 12 | 12 | 11 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 36 | 43 | 43 | 41 | 31 |
Swell 3 Height (m) Direction Period (s) | S 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 7 | S 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 |
| kJ | 4 | 17 | 27 | 27 | 27 | 27 | 4 | 4 | 20 | 20 | 20 | 20 | 25 | 38 | 20 | 20 | 25 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | SSE 8 | — | E 8 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 32 | — | 116 | 113 | 113 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 46 | 43 | 0 | 13 | 43 | 65 | 361 | 332 | 46 | 43 | 0 | 43 | 15 | 46 | 914 | 314 | 46 | 5 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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