Surf Forecasts:
How big are the waves at Uchiumi today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 5.5ft (1.7m), 10s period with SSE swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 4.5ft (1.4m), 10s period with S swell.
- Evening surf: Evening surf (04 Sep, local time) - 7ft (2.2m), 7s period with ENE swell.
The current surf forecast for Uchiumi at 4AM is: 3.0m 10s primary swell from a South-southeast direction and 2.4m 10s secondary swell from a Southeast direction, 0.5m 10s secondary swell from a East direction (forecast issued at 08:00pm September 03). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 5.5ft (1.7m) | 10s |
| Afternoon (04 Sep) | 4.5ft (1.4m) | 10s |
| Evening (04 Sep) | 7ft (2.2m) | 7s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 182mm), heaviest during Fri afternoon. Warm (max 27°C on Thu night, min 22°C on Fri afternoon). Winds increasing (light winds from the E on Thu night, strong winds from the NNE by Fri afternoon). | ||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | ||||||||||||||||
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) | SE 10 | SE 10 | SE 10 | SSE 10 | SE 10 | SSE 10 | S 10 | S 10 | NE 7 | ENE 7 | E 9 | E 9 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 1133 | 1343 | 1178 | 1600 | 1169 | 586 | 431 | 356 | 547 | 503 | 1198 | 1088 | 845 | 975 | 725 | 574 | 547 | 324 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:28PM1.93m | 11:55AM1.58m | 10:09PM1.81m | 2:33PM1.61m | ||||||||||||||
Low Tide | 3:31PM1.20m | 4:45AM0.65m | 4:16PM1.39m | 6:11AM0.70m | 6:22PM1.53m | |||||||||||||
 |  | | | |  | |  | |  | | | |  | | | |  | |
 | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — |
mm | 3 | 4 | 4 | 5 | 5 | 6 | 15 | 37 | 19 | 26 | 15 | 11 | 7 | 1 | 5 | 1 | 2 | 2 |
Temp °C | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 22 | 22 | 22 | 23 | 24 | 23 | 23 | 23 | 24 | 24 | 25 |
Feels °C | 28 | 28 | 29 | 30 | 29 | 29 | 30 | 17 | 17 | 20 | 21 | 22 | 21 | 20 | 21 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 10 | SE 9 | S 10 | S 9 | S 9 | S 9 | S 9 | ENE 8 | E 9 | ENE 9 | E 8 | E 8 | S 8 |
| kJ | 1133 | 1343 | 1178 | 1172 | 1169 | 586 | 388 | 356 | 198 | 130 | 78 | 57 | 629 | 632 | 516 | 412 | 393 | 33 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | — | E 10 | E 11 | ESE 9 | S 10 | SE 8 | SE 8 | SE 8 | SE 8 | E 15 | SE 7 | SE 7 | SE 7 | S 8 | S 8 | SE 7 |
| kJ | 47 | 71 | — | 31 | 79 | 404 | 431 | 286 | 132 | 80 | 42 | 4 | 65 | 51 | 38 | 32 | 32 | 11 |
Swell 3 Height (m) Direction Period (s) | ENE 12 | ENE 12 | E 10 | E 16 | E 16 | E 11 | E 10 | E 10 | E 10 | E 15 | E 15 | E 15 | S 9 | S 8 | S 8 | SE 7 | SE 7 | E 13 |
| kJ | 29 | 29 | 102 | 5 | 5 | 35 | 47 | 48 | 8 | 4 | 4 | 4 | 55 | 46 | 44 | 24 | 16 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 10 | SE 9 | — | — | NE 4 | NE 7 | ENE 7 | E 9 | E 9 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 |
| kJ | — | — | — | 1600 | 470 | — | — | 36 | 547 | 503 | 1198 | 1088 | 845 | 975 | 725 | 574 | 547 | 324 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 286 | 121 | 286 | 286 | 286 | 286 | 286 | 236 | 121 | 53 | 79 | 68 | 79 | 79 | 79 | 46 | 73 | 53 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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