Surf Forecasts:
How big are the waves at Choshi today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 4.5ft (1.3m), 13s period with SSE swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 5ft (1.5m), 12s period with SSE swell.
- Evening surf: Evening surf (25 Aug, local time) - 3.5ft (1.0m), 11s period with SSE swell.
The current surf forecast for Choshi at 9AM is: 1.3m 13s primary swell from a South-southeast direction and 0.5m 11s secondary swell from a East direction, 0.5m 5s secondary swell from a South direction (forecast issued at 02:00am August 25). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 4.5ft (1.3m) | 13s |
| Afternoon (25 Aug) | 5ft (1.5m) | 12s |
| Evening (25 Aug) | 3.5ft (1.0m) | 11s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Thu night. Warm (max 30°C on Wed afternoon, min 22°C on Thu night). Winds decreasing (fresh winds from the SSW on Tue morning, calm by Wed morning). | ||||||||||||||||||||||||
Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||||||||||||
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) | SE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | E 12 | E 12 | E 15 | SSW 7 | E 11 | E 14 | E 13 | E 13 | E 13 | E 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 517 | 590 | 581 | 520 | 371 | 589 | 541 | 239 | 308 | 240 | 140 | 140 | 108 | 150 | 72 | 72 | 68 | 137 | 63 | 98 | 88 | 127 | 176 | 173 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross | cross | cross-off | glassy | cross-on | cross | cross | cross-off | cross-off |
High Tide | 00:54AM1.29m | 4:08PM1.31m | 1:57AM1.36m | 4:24PM1.35m | 2:44AM1.43m | 4:41PM1.38m | ||||||||||||||||||
Low Tide | 8:43AM0.35m | 8:52PM1.03m | 9:18AM0.30m | 9:25PM0.95m | 9:49AM0.27m | |||||||||||||||||||
 | |  | | | | | |  | | | | |  | | | | |  | | |  | |  | |
 | — | 5:01 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 1 | 1 | 1 | 1 | 4 |
Temp °C | 27 | 26 | 26 | 28 | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 28 | 29 | 30 | 28 | 27 | 27 | 27 | 26 | 27 | 25 | 24 | 23 | 22 |
Feels °C | 29 | 28 | 28 | 30 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 33 | 31 | 30 | 29 | 29 | 30 | 31 | 31 | 30 | 25 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | E 13 | E 13 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | E 12 | E 12 | SSE 9 | E 12 | S 6 | SSE 7 | SSE 10 | SSE 9 | SSE 10 | E 13 | E 13 |
| kJ | 517 | 590 | 581 | 520 | 371 | 173 | 171 | 239 | 308 | 240 | 140 | 140 | 107 | 73 | 72 | 58 | 67 | 54 | 45 | 98 | 66 | 77 | 176 | 173 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 14 | E 13 | E 21 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 16 | SSE 9 | E 12 | SSE 9 | SSE 9 | E 11 | E 14 | E 13 | E 13 | S 10 | S 10 |
| kJ | 57 | 60 | 61 | 64 | 179 | 219 | 9 | 168 | 125 | 123 | 121 | 113 | 108 | 46 | 49 | 72 | 35 | 50 | 63 | 97 | 88 | 127 | 75 | 71 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | E 14 | E 14 | E 14 | — | — | E 21 | E 20 | E 19 | E 19 | S 12 | S 12 | S 11 | E 12 | E 16 | E 16 | E 15 | E 12 | SSE 10 | ESE 11 | ESE 11 | NNE 4 | SE 10 | SE 10 |
| kJ | 107 | 106 | 99 | 98 | — | — | 9 | 7 | 7 | 7 | 72 | 25 | 23 | 138 | 46 | 45 | 68 | 69 | 37 | 39 | 39 | 6 | 25 | 16 |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | S 5 | S 5 | SSE 12 | SSE 12 | S 5 | SSW 5 | SSW 6 | SW 6 | — | SSW 6 | SSE 10 | S 6 | S 6 | S 6 | SSW 7 | — | NNE 4 | NNE 4 | N 4 | NE 6 | NE 3 |
| kJ | 5 | 5 | 9 | 11 | 15 | 589 | 541 | 31 | 53 | 62 | 102 | — | 38 | 150 | 64 | 44 | 49 | 137 | — | 10 | 11 | 9 | 10 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 135 | 132 | 132 | 135 | 307 | 307 | 307 | 147 | 55 | 0 | 0 | 0 | 656 | 656 | 640 | 613 | 55 | 0 | 0 | 37 | 37 | 57 | 71 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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