Surf Forecasts:
How big are the waves at Uchiumi today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 4ft (1.2m), 9s period with E swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 3.5ft (1.1m), 6s period with E swell.
- Evening surf: Evening surf (17 Sep, local time) - 4.5ft (1.3m), 7s period with E swell.
The current surf forecast for Uchiumi at 11AM is: 1.2m 6s primary swell from a East direction and 0.7m 8s secondary swell from a East-southeast direction, 0.5m 13s secondary swell from a East direction (forecast issued at 02:00am September 17). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 4ft (1.2m) | 9s |
| Afternoon (17 Sep) | 3.5ft (1.1m) | 6s |
| Evening (17 Sep) | 4.5ft (1.3m) | 7s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 74mm), heaviest during Fri night. Warm (max 26°C on Sat afternoon, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 | 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 | ESE 9 | ESE 9 | E 9 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 6 | E 7 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 10 | ENE 10 | ENE 10 | E 11 | E 11 | ESE 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 185 | 111 | 111 | 219 | 108 | 91 | 178 | 162 | 146 | 142 | 95 | 439 | 565 | 736 | 973 | 1041 | 1174 | 1215 | 1175 | 1132 | 1152 | 1465 | 1439 | 3516 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:44AM1.80m | 8:48PM1.96m | 10:56AM1.65m | 9:22PM1.85m | 1:02PM1.59m | |||||||||||||||||||
Low Tide | 3:06AM0.45m | 3:00PM1.17m | 3:56AM0.54m | 3:38PM1.34m | 5:05AM0.65m | 4:58PM1.49m | ||||||||||||||||||
 | |  |  | | | | |  | | | | | | | | | | | |  | | |  | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — |
mm | 2 | 1 | 1 | 1 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 5 | 6 | 7 | 6 | 5 | 3 | — | — | — | — |
Temp °C | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 25 |
Feels °C | 26 | 25 | 24 | 24 | 26 | 26 | 26 | 27 | 26 | 26 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 24 | 25 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | E 9 | ESE 9 | ESE 9 | E 13 | ESE 8 | ESE 8 | E 12 | E 7 | E 7 | E 7 | ESE 8 | E 7 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 11 | E 11 | ESE 14 |
| kJ | 185 | 111 | 111 | 83 | 70 | 87 | 46 | 162 | 146 | 142 | 65 | 267 | 387 | 488 | 640 | 769 | 786 | 803 | 764 | 814 | 769 | 1465 | 1439 | 3516 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 16 | E 12 | E 12 | E 12 | E 12 | E 12 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | ESE 19 | ESE 13 | ESE 16 | ESE 15 | S 8 |
| kJ | 84 | 84 | 84 | 166 | 82 | 78 | 5 | 45 | 44 | 44 | 44 | 44 | 2 | 7 | 7 | 6 | 6 | 6 | 6 | 125 | 231 | 568 | 948 | 13 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 6 | — | — | SE 9 | SE 8 | E 16 | E 16 | SE 8 | SE 9 | E 15 | S 10 | SE 8 | — | — | — | — | SE 8 | E 16 | ESE 15 | ESE 18 | ESE 16 | S 8 | — |
| kJ | 1 | 1 | — | — | 3 | 3 | 5 | 5 | 3 | 3 | 4 | 2 | 3 | — | — | — | — | 3 | 21 | 45 | 249 | 813 | 5 | — |
Wind waves Height (m) Direction Period (s) | NE 5 | ENE 5 | ENE 5 | E 9 | E 6 | E 6 | E 7 | ENE 7 | ENE 6 | ENE 6 | E 6 | E 7 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 10 | ENE 10 | ENE 10 | — | — | — |
| kJ | 45 | 33 | 34 | 219 | 108 | 91 | 178 | 152 | 95 | 108 | 95 | 439 | 565 | 736 | 973 | 1041 | 1174 | 1215 | 1175 | 1132 | 1152 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 43 | 43 | 43 | 46 | 46 | 46 | 46 | 46 | 43 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 43 | 43 | 46 | 46 | 15 | 15 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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