Surf Forecasts:
How big are the waves at Mera today (18 Oct):
- Afternoon surf: Afternoon surf (18 Oct, local time) - 1ft (0.3m), 10s period with SE swell.
- Evening surf: Evening surf (18 Oct, local time) - 1ft (0.3m), 10s period with SE swell.
The current surf forecast for Mera at 8PM is: 0.3m 10s primary swell from a Southeast direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 02:00pm October 18). An open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | - | - |
| Afternoon (18 Oct) | 1ft (0.3m) | 10s |
| Evening (18 Oct) | 1ft (0.3m) | 10s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Warm (max 25°C on Wed morning, min 21°C on Sun afternoon). Winds increasing (light winds from the SSE on Sun afternoon, strong winds from the SW by Wed morning). | ||||||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | ||||||||||||||||||
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) | ESE 8 | SE 10 | SE 10 | SE 10 | SE 5 | SSE 5 | SSE 5 | SE 6 | SE 6 | SE 6 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 15 | SE 9 | SSE 12 | SE 13 | SE 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 6 | 17 | 16 | 16 | 49 | 39 | 66 | 72 | 82 | 108 | 102 | 128 | 142 | 145 | 132 | 196 | 115 | 199 | 623 | 383 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 11:17AM1.13m | 7:03PM1.24m | 1:12PM1.16m | 8:02PM1.14m | 1:48PM1.22m | |||||||||||||||
Low Tide | 2:03PM1.10m | 3:51AM0.52m | 5:06PM1.12m | 5:33AM0.54m | 7:21PM1.01m | |||||||||||||||
 | |  |  |  | |  | | |  | | | | | | | |  |  | | |
 | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | 5:02 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 |
Temp °C | 21 | 21 | 21 | 22 | 23 | 22 | 23 | 23 | 24 | 24 | 24 | 23 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 24 |
Feels °C | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 18 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | SE 10 | SE 7 | ESE 7 | ESE 7 | ESE 7 | SE 6 | SE 6 | SE 6 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 13 | SE 12 |
| kJ | 17 | 16 | 16 | 14 | 19 | 33 | 35 | 72 | 82 | 108 | 102 | 128 | 142 | 145 | 132 | 123 | 115 | 115 | 623 | 383 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 9 | SSE 16 | SSE 15 | SSE 14 | SE 13 | SSE 13 | SSE 15 | SSE 12 | SSE 12 | S 19 | SSE 13 |
| kJ | 6 | 6 | 5 | 16 | 16 | 15 | 16 | 16 | 26 | 7 | 25 | 21 | 41 | 46 | 68 | 196 | 98 | 199 | 62 | 139 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 11 | ENE 11 | E 9 | ENE 9 | SE 16 | E 9 | SSE 17 | SSE 17 | SSE 16 | SSE 16 | E 8 | S 15 | S 15 | E 8 | S 17 |
| kJ | 4 | 17 | 8 | 8 | 8 | 12 | 12 | 6 | 8 | 10 | 6 | 28 | 58 | 53 | 91 | 1 | 110 | 110 | 1 | 147 |
Wind waves Height (m) Direction Period (s) | ESE 5 | ESE 5 | ESE 5 | SE 5 | SE 5 | SSE 5 | SSE 5 | SSW 4 | SW 4 | SW 4 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SSW 5 | SSW 5 | SW 5 |
| kJ | 35 | 30 | 30 | 39 | 49 | 39 | 66 | 20 | 29 | 40 | 47 | 27 | 21 | 25 | 25 | 38 | 51 | 67 | 64 | 40 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 563 | 1101 | 563 | 529 | 153 | 88 | 87 | 153 | 504 | 504 | 69 | 60 | 60 | 60 | 61 | 88 | 61 | 57 | 36 | 36 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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