Surf Forecasts:
How big are the waves at Uchiumi today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 4ft (1.2m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.1m), 11s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 2.5ft (0.8m), 12s period with E swell.
The current surf forecast for Uchiumi at 2AM is: 1.1m 11s primary swell from a East direction and 0.8m 10s secondary swell from a South-southeast direction, 0.9m 4s secondary swell from a North-northeast direction (forecast issued at 08:00pm August 11). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 4ft (1.2m) | 10s |
| Afternoon (12 Aug) | 3.5ft (1.1m) | 11s |
| Evening (12 Aug) | 2.5ft (0.8m) | 12s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 28°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||
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 11 | E 11 | E 11 | E 11 | ENE 10 | ENE 10 | E 11 | E 11 | E 12 | E 12 | E 11 | E 11 | S 9 | E 10 | E 10 | S 9 | S 9 | E 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 237 | 233 | 279 | 269 | 306 | 306 | 274 | 279 | 216 | 171 | 112 | 81 | 79 | 72 | 71 | 57 | 56 | 68 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-on | cross-on | glassy | cross-on | cross-off | cross-off | off | off | cross-off | glassy | glassy | cross | cross | cross-off | cross-off |
High Tide | 6:03PM2.06m | 5:01AM2.07m | 6:31PM2.13m | 5:44AM2.15m | 6:57PM2.16m | |||||||||||||
Low Tide | 11:33PM1.13m | 11:47AM0.18m | 00:07AM1.00m | 12:23PM0.17m | ||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | |
 | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 28 | 26 | 25 | 25 | 24 | 26 | 28 | 28 | 27 | 26 |
Feels °C | 31 | 29 | 30 | 25 | 27 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 27 | 29 | 29 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | ENE 10 | ENE 10 | E 11 | E 11 | E 12 | E 12 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 |
| kJ | 237 | 233 | 279 | 269 | 306 | 306 | 274 | 279 | 216 | 171 | 81 | 60 | 79 | 59 | 57 | 57 | 56 | 54 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 9 | S 9 | S 9 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 133 | 136 | 133 | 131 | 131 | 94 | 92 | 87 | 85 | 83 | 112 | 81 | 76 | 72 | 71 | 48 | 47 | 68 |
Swell 3 Height (m) Direction Period (s) | NE 4 | NE 5 | NNE 5 | E 14 | ESE 13 | ENE 12 | NE 5 | NNE 5 | NNE 5 | — | ESE 12 | S 3 | SE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 |
| kJ | 1 | 4 | 10 | 33 | 17 | 50 | 7 | 3 | 4 | — | 14 | 1 | 6 | 14 | 14 | 14 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | NNE 4 | NNE 6 | NNE 6 | — | — | SSW 2 | SSW 3 | SSW 4 | SW 3 | SW 3 | SW 3 | — | S 3 | S 3 | SSE 4 |
| kJ | — | — | 2 | 25 | 107 | 60 | — | — | 1 | 2 | 7 | 3 | 3 | 1 | — | 5 | 6 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 4 | 0 | 0 | 43 | 15 | 0 | 56 | 205 | 205 | 0 | 0 | 0 | 0 | 0 | 328 | 498 | 361 | 0 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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