Surf Forecasts:
How big are the waves at Big Ben today (18 Sep):
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7ft (2.2m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Sep, local time) - 6.5ft (2.0m), 8s period with ENE swell.
The current surf forecast for Big Ben at 7PM is: 2.2m 8s primary swell from a Northeast direction and 0.6m 14s secondary swell from a Southeast direction, 0.4m 8s secondary swell from a Southeast direction (forecast issued at 02:00pm September 18). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 7ft (2.2m) | 8s |
| Evening (18 Sep) | 6.5ft (2.0m) | 8s |
Table - waves today at Big Ben. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 175mm), heaviest during Sun morning. Warm (max 26°C on Mon morning, min 20°C on Fri night). Winds increasing (light winds from the NNE on Sat night, strong winds from the NE by Mon morning). | ||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||
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) | ENE 8 | ENE 8 | NE 8 | ENE 8 | SE 14 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SSE 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 605 | 650 | 602 | 527 | 1036 | 1438 | 4888 | 4890 | 4691 | 3916 | 3566 | 2943 | 2987 | 2813 | 2766 | 2797 | 2546 | 2561 | 2339 | 3149 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 9:25AM1.19m | 7:10PM1.46m | 7:26PM1.38m | 4:03PM1.29m | ||||||||||||||||
Low Tide | 1:11PM1.08m | 3:15AM0.48m | 4:55AM0.53m | |||||||||||||||||
 | |  | | |  |  | | | | | |  | |  | | | |  | | |
 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 11 | 11 | 24 | 18 | 21 | 13 |
Temp °C | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 22 | 23 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 22 |
Feels °C | 19 | 17 | 18 | 19 | 19 | 18 | 18 | 20 | 22 | 23 | 23 | 23 | 26 | 24 | 23 | 22 | 21 | 19 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SE 8 | SE 14 | SE 14 | SE 14 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SSE 12 |
| kJ | 15 | 23 | 103 | 422 | 1036 | 1438 | 4888 | 4890 | 4691 | 3916 | 3566 | 2943 | 2987 | 2813 | 2766 | 2797 | 2546 | 2561 | 2339 | 3149 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SE 11 | SE 8 | E 11 | ENE 11 | SSE 17 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | NE 8 | NE 8 | — | E 14 | E 14 | E 13 | E 13 | E 12 |
| kJ | 13 | 20 | 20 | 61 | 39 | 963 | 96 | 96 | 73 | 125 | 167 | 96 | 78 | 53 | — | 15 | 15 | 30 | 30 | 47 |
Swell 3 Height (m) Direction Period (s) | — | — | ENE 11 | SE 8 | SE 22 | E 11 | — | — | — | — | E 10 | — | ENE 10 | — | — | — | — | E 13 | E 13 | — |
| kJ | — | — | 24 | 21 | 18 | 61 | — | — | — | — | 161 | — | 100 | — | — | — | — | 30 | 51 | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 10 | ENE 10 | ENE 9 | — | — | NE 8 | NE 8 | NE 5 | NE 6 | NE 5 | NE 6 |
| kJ | 605 | 650 | 602 | 527 | 458 | 384 | 365 | 345 | 247 | 356 | 302 | 232 | — | — | 40 | 24 | 77 | 163 | 103 | 236 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 273 | 534 | 530 | 530 | 530 | 273 | 273 | 513 | 595 | 55 | 29 | 29 | 20 | 18 | 29 | 595 | 595 | 595 | 595 | 553 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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