Surf Forecasts:
How big are the waves at Shida today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 10ft (3.0m), 12s period with SE swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 10ft (3.0m), 11s period with SE swell.
- Evening surf: Evening surf (20 Sep, local time) - 10ft (3.0m), 11s period with SSE swell.
The current surf forecast for Shida at 5PM is: 3.0m 11s primary swell from a Southeast direction and 0.3m 13s secondary swell from a East direction (forecast issued at 08:00am September 20). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 10ft (3.0m) | 12s |
| Afternoon (20 Sep) | 10ft (3.0m) | 11s |
| Evening (20 Sep) | 10ft (3.0m) | 11s |
Table - waves today at Shida. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 146mm), heaviest during Sun morning. Warm (max 28°C on Tue morning, min 22°C on Sun morning). Winds decreasing (near gales from the ESE on Mon night, light winds from the S by Tue afternoon). | ||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||
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) | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | SSW 14 | S 15 | SSE 15 | SSE 11 | SSE 10 | S 10 | S 9 | S 9 | S 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 2244 | 2327 | 2169 | 2073 | 2135 | 2416 | 2599 | 4419 | 4654 | 4232 | 6574 | 5502 | 6932 | 15706 | 39010 | 18986 | 1978 | 1556 | 922 | 664 | 463 | 324 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | on | cross-on | cross | cross-off | off | cross | cross-on |
High Tide | 7:59PM1.20m | 3:01PM1.21m | 11:15PM1.15m | 3:03PM1.27m | ||||||||||||||||||
Low Tide | 4:35AM0.51m | 6:17AM0.48m | 7:46PM1.10m | 7:24AM0.42m | 8:18PM0.99m | |||||||||||||||||
 |  | |  |  | | | |  | | | |  |  | |  | |  |  | |  |  | |
 | 5:24 | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | 5:38 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:36 | — | — |
mm | 7 | 28 | 22 | 5 | 5 | 2 | 2 | 5 | 7 | 7 | 4 | 2 | 7 | 12 | 11 | 18 | 9 | — | — | — | — | — |
Temp °C | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 25 | 25 | 27 | 27 | 27 | 26 | 27 | 26 | 26 | 24 | 26 | 28 | 27 | 25 | 24 |
Feels °C | 24 | 21 | 22 | 24 | 26 | 25 | 25 | 28 | 28 | 29 | 28 | 28 | 26 | 24 | 21 | 24 | 19 | 28 | 31 | 31 | 26 | 22 |
Swell 1 Height (m) Direction Period (s) | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | E 11 | SSE 12 | E 10 | E 10 | SSW 14 | S 15 | SSE 15 | SSE 11 | SSE 10 | S 10 | S 9 | S 9 | S 8 |
| kJ | 2244 | 2327 | 2169 | 2073 | 2135 | 2416 | 2599 | 3124 | 3772 | 58 | 4652 | 158 | 96 | 15706 | 39010 | 18986 | 1978 | 1556 | 922 | 664 | 463 | 324 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 14 | E 14 | E 13 | E 13 | E 12 | ESE 12 | E 12 | E 11 | — | E 10 | — | — | — | — | ESE 10 | S 12 | SSE 10 | NE 7 | NE 8 | NE 10 | NE 9 |
| kJ | 125 | 15 | 14 | 30 | 29 | 47 | 47 | 67 | 60 | — | 54 | — | — | — | — | 2339 | 1617 | 962 | 17 | 20 | 74 | 68 |
Swell 3 Height (m) Direction Period (s) | NE 8 | E 14 | E 13 | E 13 | NE 8 | — | — | — | — | — | — | — | — | — | — | — | — | NNE 7 | E 9 | E 10 | ENE 10 | E 13 |
| kJ | 72 | 15 | 14 | 30 | 23 | — | — | — | — | — | — | — | — | — | — | — | — | 45 | 15 | 17 | 19 | 3 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 8 | NNE 5 | — | — | — | — | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 14 | SSE 15 | WNW 5 | NW 4 | SW 10 | SW 9 | — | — | ENE 4 |
| kJ | 16 | 54 | 35 | — | — | — | — | 4419 | 4654 | 4232 | 6574 | 5502 | 6932 | 13020 | 27480 | 52 | 26 | 1202 | 515 | — | — | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 81 | 626 | 626 | 85 | 626 | 626 | 640 | 63 | 63 | 640 | 1301 | 608 | 583 | 563 | 561 | 115 | 66 | 1 | 0 | 0 | 63 | 74 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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