Surf Forecasts:
How big are the waves at Mera today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 6ft (1.9m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 5.5ft (1.7m), 12s period with SSW swell.
- Evening surf: Evening surf (13 Jul, local time) - 5ft (1.5m), 12s period with SW swell.
The current surf forecast for Mera at 12PM is: 1.8m 12s primary swell from a Southwest direction and 0.4m 9s secondary swell from a East direction (forecast issued at 08:00am July 13). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 6ft (1.9m) | 13s |
| Afternoon (13 Jul) | 5.5ft (1.7m) | 12s |
| Evening (13 Jul) | 5ft (1.5m) | 12s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Mon afternoon, min 25°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SSW by Wed night). | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thu 16 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 10 | SSW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SSW 9 | SSW 9 | SSW 5 | SSW 5 | SSW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1182 | 1147 | 980 | 795 | 587 | 625 | 488 | 471 | 360 | 273 | 229 | 192 | 178 | 145 | 142 | 100 | 96 | 88 | 67 | 188 | 237 | 83 | 105 | 120 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-off | cross | cross-on | cross-off | cross | glassy | off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | cross-on | cross-on | cross-on | on | on |
High Tide | 5:12PM1.44m | 3:03AM1.53m | 5:50PM1.47m | 3:57AM1.57m | 6:24PM1.48m | |||||||||||||||||||
Low Tide | 9:40AM-0.05m | 9:58PM1.07m | 10:28AM-0.11m | 10:43PM1.00m | 11:13AM-0.12m | 11:25PM0.92m | ||||||||||||||||||
 | | | | |  |  | |  | |  | | | | |  | | | | | | | | | |
 | 4:35 | — | — | — | — | — | — | 4:37 | — | — | — | — | — | — | — | 4:37 | — | — | — | — | — | — | — | 4:37 |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | 6:53 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 |
Feels °C | 29 | 29 | 29 | 30 | 31 | 31 | 30 | 27 | 28 | 29 | 28 | 29 | 27 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 26 | 26 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SSW 10 | SSW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | ESE 10 | ESE 10 | E 10 | E 10 | E 9 |
| kJ | 1182 | 1147 | 980 | 795 | 587 | 625 | 488 | 471 | 360 | 273 | 229 | 192 | 178 | 145 | 142 | 100 | 96 | 88 | 67 | 33 | 33 | 47 | 65 | 58 |
Swell 2 Height (m) Direction Period (s) | SW 6 | E 9 | E 9 | E 9 | SW 6 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | ESE 9 | SE 9 | SE 9 |
| kJ | 32 | 26 | 26 | 26 | 34 | 26 | 26 | 16 | 17 | 17 | 31 | 33 | 32 | 32 | 31 | 29 | 46 | 45 | 43 | 14 | 12 | 17 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | E 9 | SE 10 | SE 10 | SE 12 | E 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SSE 9 | SE 9 | SE 9 | SE 11 | SE 11 |
| kJ | 26 | 16 | 15 | 35 | 26 | 22 | 36 | 22 | 22 | 22 | 22 | 22 | 16 | 26 | 26 | 26 | 16 | 18 | 18 | 9 | 13 | 13 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 3 | SSW 3 | SSW 3 | S 3 | S 3 | SSW 9 | SSW 9 | SSW 5 | SSW 5 | SSW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 3 | 6 | 6 | 188 | 237 | 83 | 105 | 120 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 0 | 36 | 36 | 0 | 12 | 0 | 0 | 0 | 33 | 64 | 64 | 88 | 73 | 70 | 64 | 64 | 88 | 64 | 64 | 70 | 69 | 483 | 244 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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