Surf Forecasts:
How big are the waves at Shida today (25 Aug):
- Afternoon surf: Afternoon surf (25 Aug, local time) - 5ft (1.6m), 12s period with SSE swell.
- Evening surf: Evening surf (25 Aug, local time) - 4.5ft (1.4m), 11s period with SSE swell.
The current surf forecast for Shida at 9PM is: 1.4m 11s primary swell from a South-southeast direction and 0.7m 13s secondary swell from a East-southeast direction (forecast issued at 02:00pm August 25). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | - | - |
| Afternoon (25 Aug) | 5ft (1.6m) | 12s |
| Evening (25 Aug) | 4.5ft (1.4m) | 11s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu morning. Warm (max 31°C on Wed morning, min 23°C on Thu afternoon). Winds decreasing (fresh winds from the SW on Wed afternoon, calm by Thu afternoon). | ||||||||||||||||||||
Tue 25 | Wednesday 26 | Thursday 27 | ||||||||||||||||||
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) | SSE 12 | SSE 12 | SSE 12 | SSE 11 | S 12 | S 12 | S 12 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | S 11 | E 13 | E 13 | E 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 807 | 658 | 625 | 504 | 287 | 344 | 330 | 159 | 156 | 146 | 116 | 124 | 115 | 120 | 125 | 94 | 84 | 173 | 173 | 171 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | on | on | glassy | cross | off |
High Tide | 2:09AM1.33m | 4:25PM1.36m | 2:57AM1.40m | 4:43PM1.40m | ||||||||||||||||
Low Tide | 9:07PM0.99m | 9:22AM0.21m | 9:38PM0.89m | 9:54AM0.18m | ||||||||||||||||
 | | |  | |  | | |  | | | | | |  |  | |  | |  | |
 | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 8 | 3 | 2 | 1 | — |
Temp °C | 30 | 30 | 27 | 27 | 27 | 26 | 26 | 29 | 31 | 30 | 28 | 27 | 27 | 27 | 26 | 26 | 25 | 24 | 23 | 24 |
Feels °C | 31 | 30 | 27 | 28 | 29 | 28 | 29 | 32 | 33 | 30 | 30 | 29 | 28 | 28 | 29 | 28 | 27 | 27 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 10 | S 12 | S 12 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSW 6 | SSW 6 | E 13 | SSW 6 | S 10 |
| kJ | 807 | 658 | 625 | 504 | 198 | 344 | 330 | 159 | 156 | 146 | 116 | 124 | 115 | 120 | 125 | 53 | 36 | 173 | 38 | 120 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 13 | ESE 13 | S 12 | SSE 10 | SSE 10 | SSW 6 | S 11 | ESE 12 | S 11 | E 12 | E 12 | E 12 | E 11 | SSE 10 | S 11 | SSE 10 | S 10 | E 13 |
| kJ | 187 | 181 | 181 | 178 | 287 | 97 | 88 | 39 | 94 | 113 | 91 | 71 | 70 | 69 | 63 | 94 | 84 | 90 | 98 | 171 |
Swell 3 Height (m) Direction Period (s) | E 13 | — | E 21 | E 20 | ESE 13 | ESE 13 | ESE 13 | S 12 | ESE 12 | S 12 | E 12 | SSW 11 | SSW 11 | E 15 | E 15 | E 11 | SSE 10 | S 11 | E 13 | SE 10 |
| kJ | 229 | — | 9 | 8 | 176 | 131 | 127 | 101 | 115 | 101 | 72 | 71 | 47 | 67 | 67 | 59 | 67 | 56 | 173 | 26 |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SW 6 | N 3 | SSW 6 | NNE 3 | SSW 6 |
| kJ | 34 | 37 | 39 | 39 | 49 | 59 | 36 | 83 | 36 | 52 | 51 | 58 | 93 | 107 | 70 | 100 | 1 | 29 | 3 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 256 | 256 | 256 | 104 | 1 | 1 | 0 | 0 | 608 | 608 | 104 | 104 | 1 | 1 | 1 | 17 | 3 | 0 | 1 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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