Surf Forecasts:
How big are the waves at Shida today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.5m), 9s period with S swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.4m), 10s period with SE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 9s period with E swell.
The current surf forecast for Shida at 5PM is: 0.5m 9s primary swell from a East direction and 0.5m 8s secondary swell from a South direction (forecast issued at 08:00am August 21). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (21 Aug) | 1.5ft (0.4m) | 10s |
| Evening (21 Aug) | 2ft (0.6m) | 9s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Warm (max 28°C on Fri morning, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||
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) | ESE 8 | S 9 | SE 11 | SE 10 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 9 | SE 13 | SSE 12 | SSE 12 | SE 12 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 43 | 40 | 40 | 39 | 40 | 61 | 41 | 90 | 160 | 151 | 229 | 233 | 233 | 212 | 161 | 158 | 158 | 83 | 85 | 104 | 98 | 149 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:28PM1.31m | 9:26PM1.25m | 3:57PM1.20m | |||||||||||||||||||
Low Tide | 4:02AM0.48m | 5:32AM0.48m | 6:59AM0.43m | 7:26PM1.15m | ||||||||||||||||||
 | | | |  |  |  | |  | | | | |  |  | | | | |  | | | |
 | 5:01 | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — |
 | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | 2 | 2 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 25 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 25 | 24 | 24 | 24 | 23 | 25 | 27 | 26 | 25 | 25 |
Feels °C | 28 | 29 | 29 | 28 | 27 | 28 | 28 | 28 | 28 | 29 | 30 | 31 | 28 | 27 | 27 | 27 | 25 | 26 | 29 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | E 8 | S 8 | E 8 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | SSE 12 | SE 12 |
| kJ | 43 | 34 | 37 | 35 | 40 | 61 | 41 | 90 | 160 | 151 | 229 | 233 | 233 | 212 | 161 | 158 | 158 | 83 | 81 | 80 | 98 | 149 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | S 9 | E 8 | S 8 | S 8 | S 8 | SSW 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | S 5 | S 5 | S 5 | S 4 | S 4 | SSW 9 | SE 13 | SSE 12 | E 9 | E 9 |
| kJ | 24 | 39 | 34 | 36 | 37 | 37 | 25 | 31 | 31 | 28 | 27 | 27 | 22 | 11 | 11 | 6 | 6 | 15 | 85 | 104 | 58 | 56 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | S 4 | ESE 12 | ESE 12 | NE 5 | ESE 12 |
| kJ | 41 | 40 | 40 | 39 | 38 | 28 | 36 | 37 | 25 | 25 | 27 | 28 | 27 | 27 | 26 | 26 | 15 | 3 | 57 | 56 | 11 | 83 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 4 | S 3 | S 4 | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | SSW 5 | — | NNE 3 | NNE 3 | NE 3 | NE 4 | NE 3 | NE 4 | — | — |
| kJ | 5 | 7 | 3 | 9 | 10 | 11 | 18 | 24 | 27 | 29 | 23 | 24 | 31 | — | 1 | 1 | 3 | 3 | 7 | 10 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 104 | 155 | 115 | 7 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 19 | 66 | 63 | 17 | 3 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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