Surf Forecasts:
How big are the waves at Choshi today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 1.5ft (0.5m), 9s period with E swell.
- Evening surf: Evening surf (04 Sep, local time) - 1.5ft (0.5m), 9s period with E swell.
The current surf forecast for Choshi at 6AM is: 0.5m 9s primary swell from a East direction and 0.6m 6s secondary swell from a Southeast direction (forecast issued at 02:00am September 04). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 1.5ft (0.5m) | 9s |
| Afternoon (04 Sep) | 1.5ft (0.5m) | 9s |
| Evening (04 Sep) | 1.5ft (0.5m) | 9s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 142mm), heaviest during Sun night. Warm (max 25°C on Fri afternoon, min 20°C on Fri night). Winds increasing (light winds from the ENE on Fri morning, strong winds from the NE by Sun night). | ||||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||||||
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 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 4 | E 5 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 5 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | E 7 | E 8 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 92 | 64 | 42 | 41 | 41 | 41 | 41 | 41 | 106 | 55 | 106 | 123 | 110 | 104 | 101 | 95 | 126 | 187 | 275 | 295 | 285 | 537 | 924 | 1320 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross | cross-on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 9:54AM1.10m | 7:12PM1.46m | 7:44PM1.41m | |||||||||||||||||||||
Low Tide | 2:30AM0.37m | 12:42PM1.06m | 3:46AM0.39m | 5:28AM0.39m | ||||||||||||||||||||
 |  |  | |  | | |  | |  |  | | | |  | | | | | | | | |  | |
 | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | 1 | 4 | 5 | 1 | — | — | — | 1 | 3 | 19 | 14 | 5 | 5 | 1 | — | 1 | 1 | — | 1 | 1 | — | 1 | 2 | 8 |
Temp °C | 24 | 23 | 22 | 24 | 24 | 25 | 25 | 24 | 22 | 20 | 20 | 20 | 21 | 22 | 21 | 21 | 22 | 23 | 23 | 23 | 24 | 24 | 23 | 23 |
Feels °C | 26 | 26 | 25 | 26 | 25 | 26 | 26 | 24 | 21 | 18 | 17 | 18 | 19 | 19 | 18 | 18 | 19 | 20 | 20 | 19 | 20 | 20 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | S 9 | S 9 | S 10 | S 10 | S 10 | E 9 | E 9 | E 9 | S 9 | S 9 | S 9 | NE 13 | NE 13 | S 8 | E 15 | S 9 |
| kJ | 92 | 64 | 20 | 21 | 23 | 23 | 18 | 13 | 15 | 15 | 16 | 7 | 7 | 15 | 14 | 14 | 6 | 2 | 2 | 83 | 80 | 12 | 4 | 15 |
Swell 2 Height (m) Direction Period (s) | SSE 5 | SE 6 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 9 | SE 9 | SE 9 | NE 13 | SE 11 | S 10 | E 12 | E 12 | — | SE 10 | SE 10 | SSW 9 | SSW 9 | SSW 9 | — | SW 10 |
| kJ | 10 | 15 | 42 | 41 | 41 | 41 | 41 | 41 | 3 | 3 | 3 | 58 | 5 | 7 | 12 | 11 | — | 4 | 4 | 7 | 7 | 7 | — | 4 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SSE 9 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SE 12 | SE 9 | SE 9 | SE 9 | E 9 | E 13 | S 9 | S 9 | NE 16 | SSE 8 | SE 10 | SSE 8 | ESE 12 | E 15 | — | — |
| kJ | 15 | 9 | 21 | 19 | 18 | 17 | 17 | 16 | 6 | 12 | 13 | 13 | 25 | 13 | 6 | 6 | 40 | 7 | 4 | 7 | 14 | 4 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | N 3 | — | — | E 5 | ENE 2 | NNE 2 | E 9 | E 4 | E 5 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 5 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | E 7 | E 8 | E 9 |
| kJ | — | — | 1 | — | — | 1 | 1 | 1 | 106 | 55 | 106 | 123 | 110 | 104 | 101 | 95 | 126 | 187 | 275 | 295 | 285 | 537 | 924 | 1320 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 117 | 115 | 117 | 117 | 117 | 86 | 159 | 122 | 117 | 674 | 674 | 631 | 609 | 591 | 609 | 609 | 674 | 687 | 610 | 674 | 609 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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