Surf Forecasts:
How big are the waves at Shida today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.4m), 10s period with SE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
- Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
The current surf forecast for Shida at 9AM is: 0.4m 10s primary swell from a Southeast direction and 0.5m 6s secondary swell from a Southeast direction, 0.5m 8s secondary swell from a East direction (forecast issued at 02:00am August 20). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.4m) | 10s |
| Afternoon (20 Aug) | 1.5ft (0.4m) | 11s |
| Evening (20 Aug) | 1.5ft (0.4m) | 11s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sat afternoon. Warm (max 28°C on Fri morning, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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) | E 9 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | 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 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 36 | 36 | 37 | 39 | 40 | 40 | 40 | 40 | 40 | 56 | 41 | 40 | 40 | 39 | 40 | 61 | 58 | 88 | 157 | 151 | 233 | 238 | 233 | 216 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy |
High Tide | 9:44AM1.02m | 7:57PM1.37m | 8:28PM1.31m | |||||||||||||||||||||
Low Tide | 2:56AM0.45m | 1:27PM0.93m | 4:02AM0.48m | 5:32AM0.48m | ||||||||||||||||||||
 | |  |  | | |  |  |  | | | | | | | | | | | | |  | | | |
 | — | 5:00 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 27 | 28 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 29 | 28 | 28 | 29 | 29 | 29 | 28 | 29 | 27 | 27 | 28 | 29 | 29 | 28 | 27 | 28 | 28 | 26 | 27 | 28 | 30 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SE 6 | E 8 | SE 6 | SE 6 | E 8 | E 8 | SE 11 | E 8 | E 8 | SE 11 | E 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 |
| kJ | 20 | 35 | 15 | 15 | 35 | 21 | 40 | 33 | 32 | 56 | 33 | 34 | 37 | 35 | 40 | 61 | 58 | 88 | 157 | 151 | 233 | 238 | 233 | 216 |
Swell 2 Height (m) Direction Period (s) | E 9 | SE 6 | E 8 | E 8 | SE 5 | SE 11 | ENE 8 | SE 11 | SE 11 | S 8 | S 8 | S 9 | E 8 | S 8 | S 8 | S 8 | S 9 | S 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | S 5 | S 5 |
| kJ | 36 | 11 | 35 | 35 | 10 | 40 | 22 | 40 | 40 | 22 | 37 | 39 | 34 | 36 | 36 | 37 | 38 | 48 | 31 | 28 | 27 | 27 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SSW 9 | SE 6 | SSW 8 | SSW 8 | ENE 7 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 11 | SE 10 | SSW 9 | SSW 9 |
| kJ | 35 | 36 | 37 | 39 | 40 | 16 | 11 | 14 | 13 | 18 | 41 | 40 | 40 | 39 | 38 | 28 | 35 | 37 | 25 | 25 | 12 | 28 | 27 | 27 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SE 5 | — | S 6 | SE 5 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | S 3 | S 3 | S 3 | SSW 3 | S 4 | S 4 | S 5 | S 5 | S 5 | S 5 | — |
| kJ | — | — | — | — | — | 10 | — | 5 | 6 | 1 | 2 | 2 | 3 | 5 | 3 | 3 | 4 | 7 | 14 | 23 | 23 | 21 | 27 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 115 | 0 | 7 | 155 | 0 | 0 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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