Surf Forecasts:
How big are the waves at Shida today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 6ft (1.8m), 13s period with SSE swell.
- 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 8AM is: 1.8m 13s primary swell from a South-southeast direction and 0.7m 14s secondary swell from a East-southeast direction (forecast issued at 02:00am August 25). An open ocean swell of 0.7m 4s 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) | 6ft (1.8m) | 13s |
| 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 22mm), heaviest during Thu night. Warm (max 30°C on Wed morning, min 23°C on Thu night). Winds decreasing (fresh winds from the SW on Tue morning, light winds from the NNW by Thu night). | ||||||||||||||||||||||||
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) | SSE 13 | SSE 13 | SSE 13 | SSE 13 | 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 | SSW 6 | SSE 10 | SSE 10 | S 11 | E 13 | E 13 | E 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 878 | 1144 | 1211 | 1025 | 807 | 658 | 625 | 504 | 287 | 409 | 330 | 193 | 156 | 146 | 94 | 124 | 115 | 136 | 96 | 96 | 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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on |
High Tide | 1:06AM1.26m | 4:09PM1.31m | 2:09AM1.33m | 4:25PM1.36m | 2:57AM1.40m | 4:43PM1.40m | ||||||||||||||||||
Low Tide | 8:45AM0.27m | 9:07PM0.99m | 9:22AM0.21m | 9:38PM0.89m | 9:54AM0.18m | |||||||||||||||||||
 | |  | | | | | | | | | |  | | |  | | |  | | | |  |  | |
 | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 2 | 2 | 1 | 2 |
Temp °C | 26 | 26 | 26 | 28 | 29 | 29 | 27 | 27 | 27 | 26 | 26 | 29 | 30 | 30 | 28 | 27 | 27 | 27 | 27 | 28 | 30 | 26 | 24 | 23 |
Feels °C | 28 | 28 | 28 | 29 | 29 | 29 | 27 | 28 | 29 | 28 | 28 | 33 | 31 | 31 | 29 | 28 | 28 | 29 | 31 | 31 | 32 | 29 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | SSE 13 | SSE 13 | SSE 13 | SSE 13 | 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 9 | SSE 10 | SSW 6 | SSW 6 | SSW 6 | S 10 | S 10 |
| kJ | 878 | 1144 | 1211 | 1025 | 807 | 658 | 625 | 504 | 202 | 409 | 330 | 193 | 156 | 146 | 94 | 124 | 115 | 92 | 96 | 52 | 41 | 37 | 96 | 151 |
Swell 2 Height (m) Direction Period (s) | SSE 16 | ESE 14 | E 11 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | S 12 | SSE 10 | SSE 10 | SW 6 | S 11 | ESE 12 | S 11 | E 12 | E 12 | E 12 | E 11 | SSE 10 | S 11 | E 13 | E 13 | E 13 |
| kJ | 653 | 215 | 88 | 201 | 187 | 181 | 181 | 178 | 287 | 97 | 88 | 32 | 94 | 113 | 93 | 71 | 70 | 69 | 63 | 96 | 84 | 173 | 173 | 171 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | S 18 | E 14 | E 11 | E 13 | — | E 21 | E 20 | ESE 13 | ESE 13 | ESE 13 | S 12 | ESE 12 | S 12 | E 12 | SSW 12 | SSW 11 | E 15 | E 15 | E 11 | SSE 10 | SSE 10 | SSW 6 | SE 10 |
| kJ | 91 | 221 | 104 | 84 | 229 | — | 9 | 8 | 176 | 131 | 127 | 101 | 115 | 101 | 72 | 75 | 48 | 67 | 67 | 58 | 67 | 80 | 27 | 26 |
Wind waves Height (m) Direction Period (s) | SW 8 | SSW 4 | SSW 4 | SW 4 | SSW 4 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SSW 5 | SW 6 | SW 6 | SW 5 | SW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | NE 4 | — | NE 4 | ENE 4 |
| kJ | 57 | 13 | 25 | 21 | 34 | 37 | 39 | 40 | 51 | 51 | 38 | 72 | 29 | 57 | 61 | 93 | 123 | 136 | 91 | 115 | 3 | — | 11 | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 91 | 89 | 89 | 91 | 256 | 256 | 256 | 104 | 1 | 1 | 1 | 0 | 608 | 608 | 592 | 565 | 1 | 1 | 1 | 0 | 1 | 3 | 17 | 17 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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