Surf Forecasts:
How big are the waves at Nichinan today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 13ft (4.0m), 14s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 13ft (4.0m), 13s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 13ft (4.0m), 13s period with E swell.
The current surf forecast for Nichinan at 5PM is: 4.0m 13s primary swell from a East direction and 0.2m 9s secondary swell from a South direction (forecast issued at 08:00am September 20). An open ocean swell of 1.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 13ft (4.0m) | 14s |
| Afternoon (20 Sep) | 13ft (4.0m) | 13s |
| Evening (20 Sep) | 13ft (4.0m) | 13s |
Table - waves today at Nichinan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Sun morning, min 22°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||
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 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | NE 11 | NE 11 | NE 10 | NE 6 | NE 6 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 6304 | 5893 | 5806 | 6267 | 5798 | 5148 | 4427 | 4111 | 3816 | 3041 | 2481 | 2119 | 1644 | 1230 | 1082 | 876 | 773 | 743 | 664 | 603 | 219 | 203 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | off | off | glassy | cross-on | cross-on | on | cross-on | glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross-off |
High Tide | 3:30PM1.58m | 00:21AM1.56m | 4:06PM1.68m | 2:25AM1.61m | 4:33PM1.78m | |||||||||||||||||
Low Tide | 6:49AM0.88m | 8:06PM1.46m | 8:30AM0.81m | 9:31PM1.33m | 9:32AM0.69m | |||||||||||||||||
 |  | | |  | | | | | | | | | | | |  |  | | | | | |
 | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 27 | 29 | 29 | 28 | 27 | 25 | 24 | 24 | 26 | 28 | 28 | 26 | 26 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 25 |
Feels °C | 26 | 28 | 30 | 30 | 29 | 29 | 29 | 27 | 27 | 29 | 30 | 31 | 29 | 29 | 29 | 28 | 25 | 26 | 25 | 25 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | S 8 | S 8 | S 8 | ENE 10 | E 10 |
| kJ | 6304 | 5893 | 5806 | 6267 | 5798 | 5148 | 4427 | 4111 | 3816 | 3041 | 2481 | 2119 | 1644 | 1230 | 1082 | 876 | 773 | 5 | 5 | 5 | 104 | 71 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | 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 | S 8 | S 8 | S 8 | S 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | S 8 | S 8 | S 8 | SSW 8 | — | — | — | — | — | SE 10 | SE 9 | SE 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | 6 | 6 | 5 | 7 | — | — | — | — | — | 4 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | NNE 7 | NNE 7 | NNE 7 | — | — | — | — | — | — | — | NNE 7 | NNE 7 | NNE 7 | NNE 6 | NE 11 | NE 11 | NE 10 | NE 6 | NE 6 |
| kJ | — | — | — | 311 | 249 | 181 | — | — | — | — | — | — | — | 83 | 198 | 180 | 227 | 743 | 664 | 603 | 219 | 203 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 27 | 18 | 27 | 27 | 26 | 26 | 6 | 6 | 6 | 6 | 499 | 308 | 27 | 18 | 0 | 0 | 0 | 0 | 303 | 303 | 715 | 344 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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