Surf Forecasts:
How big are the waves at Choshi today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.7m), 10s period with E swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 2ft (0.6m), 9s period with E swell.
- Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.5m), 12s period with SE swell.
The current surf forecast for Choshi at 2AM is: 0.8m 10s primary swell from a East direction and 0.3m 4s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 22). 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 (23 Aug) | 2.5ft (0.7m) | 10s |
| Afternoon (23 Aug) | 2ft (0.6m) | 9s |
| Evening (23 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sat night. Warm (max 28°C on Tue morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | ||||||||||||||||
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 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 17 | SE 17 | SE 16 | SE 16 | SSE 15 | SE 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 188 | 168 | 162 | 125 | 94 | 92 | 85 | 62 | 73 | 72 | 92 | 89 | 138 | 295 | 617 | 729 | 730 | 752 |
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 | glassy | glassy | cross-on | cross-on | cross-on | cross |
High Tide | 9:14PM1.29m | 4:02PM1.20m | 11:07PM1.26m | 3:55PM1.26m | ||||||||||||||
Low Tide | 7:04AM0.49m | 6:56PM1.18m | 8:01AM0.42m | 8:13PM1.11m | ||||||||||||||
 |  | | |  | | | | |  |  | |  | | | | | | |
 | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — |
 | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — |
mm | 3 | 1 | 1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 27 | 27 | 27 | 26 |
Feels °C | 27 | 28 | 28 | 27 | 26 | 25 | 27 | 27 | 28 | 29 | 30 | 28 | 28 | 29 | 30 | 28 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | SE 12 | E 9 | E 12 | E 12 | SE 16 | SE 16 | SSE 15 | SE 14 |
| kJ | 188 | 168 | 162 | 125 | 94 | 92 | 85 | 62 | 60 | 58 | 92 | 63 | 129 | 132 | 617 | 729 | 730 | 752 |
Swell 2 Height (m) Direction Period (s) | SSE 5 | SSE 5 | SSE 5 | SSE 4 | E 13 | E 13 | SE 13 | SE 13 | SE 12 | SE 12 | E 9 | SE 12 | SE 12 | SE 17 | E 12 | E 12 | E 11 | E 11 |
| kJ | 7 | 7 | 7 | 4 | 50 | 28 | 44 | 59 | 73 | 72 | 60 | 89 | 112 | 295 | 103 | 97 | 93 | 85 |
Swell 3 Height (m) Direction Period (s) | S 9 | S 9 | SSE 10 | SSE 10 | SSE 4 | SSE 5 | E 13 | ESE 12 | E 12 | E 12 | E 12 | E 12 | SE 17 | SE 12 | ENE 5 | E 5 | E 15 | E 15 |
| kJ | 6 | 6 | 9 | 9 | 4 | 4 | 29 | 50 | 47 | 48 | 48 | 46 | 138 | 112 | 9 | 8 | 71 | 71 |
Wind waves Height (m) Direction Period (s) | NNE 2 | NNE 3 | — | NNE 3 | NNE 3 | NNE 3 | NNE 4 | NNE 4 | NE 4 | NE 4 | — | — | — | — | — | SSW 8 | S 3 | S 4 |
| kJ | 1 | 1 | — | 1 | 2 | 4 | 9 | 10 | 7 | 4 | — | — | — | — | — | 13 | 3 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 37 | 57 | 71 | 71 | 0 | 0 | 0 | 0 | 0 | 0 | 56 | 56 | 206 | 135 |
Best forecast wave conditions in Chiba | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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