Surf Forecasts:
How big are the waves at Shida today (12 Aug):
- Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.1m), 9s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 4.5ft (1.3m), 9s period with E swell.
The current surf forecast for Shida at 11PM is: 1.4m 9s primary swell from a East direction and 0.5m 10s secondary swell from a South direction (forecast issued at 02:00pm August 12). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | - | - |
| Afternoon (12 Aug) | 3.5ft (1.1m) | 9s |
| Evening (12 Aug) | 4.5ft (1.3m) | 9s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Wed afternoon. Warm (max 28°C on Fri morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | ||||||||||||||||||
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 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 205 | 201 | 239 | 274 | 318 | 318 | 325 | 334 | 400 | 426 | 440 | 440 | 500 | 510 | 468 | 468 | 458 | 449 | 450 | 489 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-on | cross-on | on | on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off |
High Tide | 5:03PM1.43m | 3:31AM1.51m | 5:26PM1.45m | 4:22AM1.52m | 5:48PM1.46m | |||||||||||||||
Low Tide | 10:09PM0.91m | 10:34AM0.04m | 10:48PM0.78m | 11:09AM0.11m | ||||||||||||||||
 | | |  |  |  | |  | | | | | | | | |  | | | | |
 | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | 3 | 4 | 1 | — | 1 | — | 1 | — | — | — | 1 | 1 | 4 | 3 | 1 | 1 | — | — | 1 | 3 |
Temp °C | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 28 | 27 | 26 | 25 |
Feels °C | 28 | 28 | 29 | 28 | 29 | 27 | 27 | 29 | 29 | 29 | 29 | 29 | 30 | 28 | 28 | 29 | 30 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 205 | 201 | 239 | 274 | 318 | 318 | 325 | 334 | 400 | 426 | 440 | 440 | 500 | 510 | 468 | 468 | 458 | 449 | 450 | 489 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 6 | E 5 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSE 11 | SSE 11 | S 9 |
| kJ | 17 | 22 | 23 | 52 | 51 | 51 | 71 | 71 | 50 | 48 | 47 | 29 | 29 | 28 | 28 | 28 | 28 | 40 | 39 | 23 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | S 5 | S 5 | S 5 | S 5 | — | — | — | SE 12 | SE 12 | SSE 11 | S 12 | SSE 11 | SSE 11 | SE 11 | SSE 11 | S 9 | S 9 | SSE 10 |
| kJ | 53 | 53 | 18 | 13 | 8 | 8 | — | — | — | 6 | 6 | 12 | 11 | 12 | 12 | 19 | 11 | 13 | 14 | 21 |
Wind waves Height (m) Direction Period (s) | ESE 6 | ESE 5 | ESE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 104 | 46 | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 115 | 0 | 63 | 17 | 17 | 3 | 3 | 17 | 63 | 63 | 94 | 63 | 63 | 17 | 3 | 17 | 63 | 63 | 115 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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