Surf Forecasts:
How big are the waves at Nagata today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 13ft (4.0m), 14s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 11ft (3.5m), 13s period with E swell.
The current surf forecast for Nagata at 6PM is: 4.0m 13s primary swell from a East direction and 0.2m 9s secondary swell from a South direction (forecast issued at 02:00pm September 20). The wind direction is predicted to be glassy and the swell rating is 6.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 13ft (4.0m) | 14s |
| Evening (20 Sep) | 11ft (3.5m) | 13s |
Table - waves today at Nagata. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Sun afternoon, min 21°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
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 14 | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 5610 | 5846 | 5362 | 4637 | 4258 | 3765 | 3485 | 2629 | 1934 | 1463 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | glassy | glassy | cross-on | cross-off | cross | cross | glassy | cross-on | glassy | cross | cross | cross-off | cross-off | off | cross-off | off | off | off |
High Tide | 2:49PM1.54m | 00:15AM1.58m | 4:02PM1.66m | 2:35AM1.60m | 4:39PM1.78m | |||||||||||||||
Low Tide | 7:19PM1.43m | 8:22AM0.73m | 9:33PM1.30m | 9:39AM0.64m | ||||||||||||||||
 |  | |  | | |  | | | | | |  | | |  | | | | | |
 | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 30 | 28 | 26 | 25 | 24 | 23 | 25 | 28 | 28 | 26 | 25 | 25 | 24 | 24 | 25 | 27 | 26 | 25 | 24 |
Feels °C | 32 | 33 | 33 | 30 | 27 | 27 | 25 | 27 | 31 | 30 | 30 | 28 | 27 | 26 | 26 | 27 | 28 | 25 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | S 8 | S 8 | S 8 | S 8 | ENE 9 |
| kJ | 5610 | 5846 | 5362 | 4637 | 4258 | 3765 | 3485 | 2629 | 1934 | 1463 | 1060 | 836 | 711 | 540 | 396 | 5 | 5 | 5 | 5 | 90 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SE 10 | S 8 | SE 9 | S 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 5 | 3 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 8 | S 8 | S 8 | S 8 | S 8 | — | — | — | SE 10 | SE 9 | SE 9 |
| kJ | — | — | — | — | — | — | — | — | — | 5 | 5 | 5 | 5 | 5 | — | — | — | 4 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | NE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 692 | 490 | 436 | 419 | 307 | 91 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 12 | 0 | 12 | 12 | 0 | 100 | 87 | 44 | 27 | 50 | 27 | 87 | 330 | 330 | 354 | 87 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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