Surf Forecasts:
How big are the waves at Shida today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 2.5ft (0.8m), 14s period with SSE swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 7.5ft (2.3m), 7s period with SSW swell.
- Evening surf: Evening surf (21 Oct, local time) - 3.5ft (1.1m), 16s period with S swell.
The current surf forecast for Shida at 2AM is: 1.1m 12s primary swell from a Southeast direction and 0.7m 16s secondary swell from a South direction (forecast issued at 08:00pm October 20). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 2.5ft (0.8m) | 14s |
| Afternoon (21 Oct) | 7.5ft (2.3m) | 7s |
| Evening (21 Oct) | 3.5ft (1.1m) | 16s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed morning, min 16°C on Thu night). Mainly strong winds. | ||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||
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) | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SSE 14 | SSE 14 | SSW 7 | SSW 7 | S 16 | S 15 | SSE 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 388 | 353 | 330 | 319 | 314 | 276 | 336 | 506 | 587 | 612 | 648 | 1328 | 1123 | 1057 | 672 | 704 | 495 | 555 |
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 | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:55PM1.08m | 1:45PM1.27m | 00:46AM1.13m | 2:04PM1.33m | ||||||||||||||
Low Tide | 7:08PM1.01m | 6:22AM0.52m | 7:41PM0.86m | 7:17AM0.52m | 8:10PM0.70m | |||||||||||||
 |  | | |  | |  |  |  | | | | | | | | | | |
 | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 4:55 | — | — | — | — | — | — | — | 4:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 21 | 19 | 18 | 17 | 17 | 17 |
Feels °C | 26 | 24 | 24 | 23 | 21 | 21 | 22 | 22 | 21 | 21 | 22 | 21 | 22 | 14 | 13 | 12 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 |
| kJ | 388 | 353 | 330 | 319 | 314 | 229 | 224 | 506 | 286 | 485 | 477 | 1328 | 1123 | 1057 | 672 | 704 | 495 | 555 |
Swell 2 Height (m) Direction Period (s) | E 10 | SSE 17 | S 16 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | S 18 | S 17 | S 16 | S 15 | — | SSW 7 | SW 7 | SSE 7 | SE 8 | SE 8 | SE 8 |
| kJ | 2 | 99 | 190 | 259 | 231 | 276 | 304 | 304 | 443 | 612 | 648 | — | 134 | 50 | 55 | 35 | 45 | 40 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 11 | NE 10 | NE 11 | — | S 18 | S 18 | ESE 8 | SE 10 | SE 10 | SE 10 | — | SE 9 | SE 9 | SE 8 | SW 7 | S 7 | WSW 7 |
| kJ | 1 | 2 | 4 | 4 | — | 103 | 161 | 48 | 137 | 46 | 25 | — | 47 | 51 | 45 | 7 | 26 | 4 |
Wind waves Height (m) Direction Period (s) | SSW 6 | S 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 8 | SSW 7 | SW 7 | NE 4 | NE 6 | NE 6 | NE 6 | NE 6 |
| kJ | 92 | 73 | 69 | 84 | 145 | 207 | 336 | 505 | 587 | 504 | 319 | 243 | 327 | 39 | 209 | 195 | 133 | 148 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 1 | 56 | 1 | 565 | 565 | 565 | 565 | 565 | 544 | 561 | 563 | 87 | 3 | 63 | 626 | 214 | 626 | 303 |
Best forecast wave conditions in Chiba | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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