Surf Forecasts:
How big are the waves at Mera today (11 Aug):
- Afternoon surf: Afternoon surf (11 Aug, local time) - 6ft (1.8m), 12s period with E swell.
- Evening surf: Evening surf (11 Aug, local time) - 5ft (1.6m), 10s period with SW swell.
The current surf forecast for Mera at 9PM is: 1.6m 10s primary swell from a Southwest direction and 0.3m 13s secondary swell from a Southeast direction (forecast issued at 02:00pm August 11). An open ocean swell of 1.6m 12s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | - | - |
| Afternoon (11 Aug) | 6ft (1.8m) | 12s |
| Evening (11 Aug) | 5ft (1.6m) | 10s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 76mm), heaviest during Tue night. Warm (max 27°C on Wed afternoon, min 24°C on Tue night). Winds decreasing (strong winds from the S on Tue night, light winds from the ENE by Wed night). | ||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||||
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) | E 12 | E 12 | SW 11 | SW 10 | SW 6 | E 11 | E 10 | E 10 | SW 11 | E 10 | E 10 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 959 | 864 | 441 | 570 | 213 | 281 | 202 | 198 | 187 | 160 | 183 | 175 | 202 | 256 | 262 | 301 | 361 | 379 | 402 | 470 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | off | off | off | cross-off | off |
High Tide | 4:56PM1.46m | 3:10AM1.54m | 5:22PM1.49m | 4:02AM1.60m | 5:47PM1.51m | |||||||||||||||
Low Tide | 9:34AM0.04m | 9:54PM1.01m | 10:19AM0.00m | 10:33PM0.88m | 10:58AM0.02m | |||||||||||||||
 |  | |  |  |  |  | | | | | | |  |  |  | | | | | |
 | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — |
 | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — |
mm | — | 1 | 2 | 4 | 17 | 14 | 1 | 3 | 4 | 3 | 4 | 5 | 4 | — | — | — | 1 | — | 1 | 2 |
Temp °C | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 27 | 26 | 25 | 24 | 24 | 24 | 25 | 27 | 27 | 27 | 26 |
Feels °C | 25 | 21 | 23 | 22 | 20 | 24 | 24 | 24 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 26 | 29 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | ENE 12 | ENE 12 | ENE 11 | SW 6 | E 10 | E 10 | SW 11 | E 10 | E 10 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 959 | 864 | 976 | 743 | 430 | 126 | 202 | 198 | 187 | 148 | 183 | 175 | 202 | 256 | 262 | 301 | 361 | 379 | 402 | 470 |
Swell 2 Height (m) Direction Period (s) | SW 11 | SSW 11 | SE 13 | SE 13 | SE 13 | E 11 | SW 6 | SW 11 | E 10 | SW 10 | SW 10 | SSW 10 | SW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SW 10 |
| kJ | 116 | 91 | 27 | 26 | 26 | 281 | 54 | 116 | 151 | 160 | 154 | 133 | 104 | 127 | 127 | 125 | 125 | 122 | 96 | 92 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SE 13 | — | — | SE 13 | SW 10 | SSW 11 | SSW 10 | SE 12 | S 5 | S 6 | S 6 | S 6 | S 5 | S 5 | — | SSW 5 | SSE 12 | SSE 12 | S 12 |
| kJ | 91 | 27 | — | — | 26 | 87 | 88 | 55 | 23 | 37 | 41 | 30 | 31 | 20 | 13 | — | 2 | 14 | 13 | 11 |
Wind waves Height (m) Direction Period (s) | — | SW 11 | SW 11 | SW 10 | SW 6 | — | S 6 | SE 4 | ESE 6 | E 6 | E 5 | E 5 | E 5 | NE 2 | NE 3 | NE 4 | — | — | — | — |
| kJ | — | 191 | 441 | 570 | 213 | — | 40 | 39 | 148 | 104 | 47 | 33 | 16 | 1 | 5 | 6 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 51 | 73 | 36 | 73 | 148 | 70 | 47 | 47 | 483 | 39 | 14 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 14 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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