Surf Forecasts:
How big are the waves at Choshi today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 1ft (0.3m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 1ft (0.3m), 9s period with E swell.
- Evening surf: Evening surf (18 Oct, local time) - 1ft (0.3m), 10s period with E swell.
The current surf forecast for Choshi at 6AM is: 0.3m 9s primary swell from a East-northeast direction and 0.3m 5s secondary swell from a East-southeast direction, 0.4m 5s secondary swell from a East direction (forecast issued at 02:00am October 18). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 1ft (0.3m) | 9s |
| Afternoon (18 Oct) | 1ft (0.3m) | 9s |
| Evening (18 Oct) | 1ft (0.3m) | 10s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue afternoon. Warm (max 25°C on Tue morning, min 19°C on Sun morning). Winds decreasing (fresh winds from the SSW on Mon morning, light winds from the NE by Tue afternoon). | ||||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||||||||||||
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) | ENE 6 | ENE 10 | ENE 9 | ENE 9 | E 9 | E 9 | E 10 | E 10 | E 11 | S 4 | S 5 | S 5 | SSW 5 | SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 6 | S 6 | SE 14 | S 6 | SE 13 | SE 13 | SE 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 30 | 31 | 17 | 17 | 15 | 15 | 17 | 18 | 21 | 30 | 43 | 62 | 44 | 80 | 64 | 83 | 53 | 46 | 85 | 55 | 69 | 85 | 84 | 120 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off |
High Tide | 11:52AM1.14m | 6:34PM1.29m | 1:15PM1.18m | 7:24PM1.20m | 1:32PM1.22m | |||||||||||||||||||
Low Tide | 2:04AM0.46m | 12:55PM1.14m | 3:11AM0.54m | 3:34PM1.17m | 4:42AM0.59m | 6:41PM1.09m | ||||||||||||||||||
 | |  |  | | | | |  | | | | |  | | | | | |  | | |  | | |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:57 | — | — | — | — | — | — | — | 4:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 3 | 2 | 1 |
Temp °C | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 23 | 25 | 24 | 21 | 22 |
Feels °C | 18 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 17 | 17 | 18 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 23 | 25 | 26 | 23 | 25 |
Swell 1 Height (m) Direction Period (s) | ENE 6 | ENE 5 | NE 6 | NE 6 | NE 6 | NE 6 | NE 5 | NE 5 | E 11 | ESE 10 | ESE 10 | ESE 10 | SE 6 | ESE 10 | ESE 10 | SSE 6 | SSE 6 | ESE 9 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 |
| kJ | 28 | 23 | 11 | 12 | 12 | 11 | 10 | 4 | 21 | 10 | 9 | 9 | 33 | 9 | 9 | 53 | 53 | 32 | 41 | 47 | 47 | 42 | 34 | 33 |
Swell 2 Height (m) Direction Period (s) | E 10 | ENE 10 | ESE 5 | ENE 9 | E 9 | E 9 | ESE 4 | E 10 | NE 5 | E 9 | ESE 7 | ENE 11 | ESE 10 | E 10 | E 10 | ESE 10 | SE 10 | SE 16 | SE 10 | SE 14 | SE 14 | SE 13 | SE 13 | SE 12 |
| kJ | 30 | 31 | 4 | 17 | 15 | 15 | 3 | 18 | 4 | 6 | 5 | 12 | 9 | 7 | 7 | 9 | 24 | 39 | 26 | 54 | 66 | 85 | 84 | 120 |
Swell 3 Height (m) Direction Period (s) | SE 7 | ESE 8 | ENE 9 | ESE 7 | SE 11 | SE 10 | E 10 | ESE 7 | ESE 7 | NE 5 | ENE 11 | E 9 | ENE 9 | E 11 | E 11 | SE 16 | SSE 16 | E 11 | ESE 8 | ESE 10 | SE 10 | ESE 9 | ESE 9 | ESE 9 |
| kJ | 2 | 6 | 17 | 5 | 4 | 4 | 17 | 5 | 5 | 1 | 13 | 1 | 8 | 3 | 2 | 10 | 25 | 2 | 13 | 19 | 24 | 30 | 30 | 30 |
Wind waves Height (m) Direction Period (s) | — | — | E 5 | ESE 4 | ESE 4 | SE 4 | SSE 3 | SSE 3 | SSE 4 | S 4 | S 5 | S 5 | SSW 5 | SSE 6 | SSE 6 | S 6 | SSW 5 | SSE 6 | S 6 | SSW 6 | S 6 | NNE 3 | NE 4 | NE 4 |
| kJ | — | — | 7 | 3 | 6 | 4 | 1 | 8 | 16 | 30 | 43 | 62 | 44 | 80 | 64 | 83 | 39 | 46 | 85 | 55 | 69 | 7 | 12 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 71 | 71 | 71 | 56 | 674 | 640 | 640 | 640 | 264 | 206 | 159 | 264 | 613 | 613 | 147 | 132 | 132 | 55 | 55 | 55 | 640 | 640 | 0 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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