Surf Forecasts:
How big are the waves at Mera today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 3.5ft (1.1m), 14s period with E swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 3ft (0.9m), 14s period with E swell.
- Evening surf: Evening surf (15 Sep, local time) - 3ft (0.9m), 14s period with E swell.
The current surf forecast for Mera at 6AM is: 1.2m 8s primary swell from a Southeast direction and 0.7m 13s secondary swell from a East direction (forecast issued at 08:00pm September 14). An open ocean swell of 0.4m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 3.5ft (1.1m) | 14s |
| Afternoon (15 Sep) | 3ft (0.9m) | 14s |
| Evening (15 Sep) | 3ft (0.9m) | 14s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 42mm), heaviest during Tue afternoon. Warm (max 26°C on Mon night, min 19°C on Thu afternoon). Winds increasing (light winds from the W on Tue night, strong winds from the NNE by Thu morning). | ||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||
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) | SSE 10 | E 14 | E 14 | E 14 | SE 8 | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 246 | 325 | 316 | 243 | 211 | 456 | 324 | 329 | 329 | 320 | 284 | 280 | 276 | 276 | 272 | 212 | 193 | 187 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-off | off | cross-off | off | off | cross-off | off | off |
High Tide | 5:54PM1.56m | 6:51AM1.42m | 6:12PM1.54m | 7:33AM1.32m | 6:31PM1.51m | |||||||||||||
Low Tide | 00:25AM0.31m | 12:26PM0.72m | 00:58AM0.32m | 12:49PM0.83m | ||||||||||||||
 | |  |  |  | | |  | | | | |  | |  | | |  | |
 | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:46 | — | — |
mm | — | — | 1 | 1 | 1 | 1 | 3 | 6 | 1 | 3 | 2 | — | 2 | 2 | — | 1 | 4 | 6 |
Temp °C | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 23 | 22 | 22 | 23 | 22 | 22 | 22 |
Feels °C | 27 | 26 | 23 | 24 | 24 | 24 | 25 | 29 | 28 | 30 | 27 | 24 | 22 | 22 | 24 | 22 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 9 | SE 9 | SE 9 | E 13 | E 14 | SE 8 | E 14 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 8 | E 13 | E 12 | E 12 |
| kJ | 246 | 231 | 138 | 226 | 167 | 366 | 158 | 329 | 157 | 138 | 100 | 100 | 107 | 109 | 122 | 212 | 193 | 187 |
Swell 2 Height (m) Direction Period (s) | E 12 | E 14 | E 14 | E 14 | ENE 16 | E 14 | E 14 | — | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | SE 8 | SE 8 | SE 8 |
| kJ | 193 | 325 | 316 | 243 | 84 | 456 | 324 | — | 329 | 320 | 284 | 280 | 276 | 276 | 272 | 84 | 77 | 78 |
Swell 3 Height (m) Direction Period (s) | E 16 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | — | — | — | ENE 10 | — | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SSW 5 | SSW 5 | SSW 5 |
| kJ | 43 | 5 | 5 | 4 | 5 | — | — | — | 10 | — | 22 | 22 | 18 | 12 | 8 | 6 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | SW 7 | SW 7 | SSW 4 | SW 7 | SE 8 | SSE 8 | SSW 4 | SSE 8 | SSW 5 | SSW 6 | SSW 6 | — | NE 3 | NE 4 | NE 4 | ENE 4 | ENE 4 | ENE 5 |
| kJ | 2 | 2 | 22 | 2 | 211 | 162 | 34 | 226 | 20 | 29 | 40 | — | 3 | 14 | 21 | 17 | 25 | 36 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 88 | 88 | 69 | 73 | 73 | 64 | 153 | 36 | 33 | 12 | 0 | 0 | 33 | 0 | 0 | 33 | 0 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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