Surf Forecasts:
How big are the waves at Mera today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 3.5ft (1.1m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 3.5ft (1.1m), 11s period with SW swell.
- Evening surf: Evening surf (30 Sep, local time) - 4ft (1.2m), 10s period with SSW swell.
The current surf forecast for Mera at 2AM is: 1.3m 13s primary swell from a Southwest direction and 0.3m 9s secondary swell from a Southeast direction (forecast issued at 08:00pm September 29). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 3.5ft (1.1m) | 12s |
| Afternoon (30 Sep) | 3.5ft (1.1m) | 11s |
| Evening (30 Sep) | 4ft (1.2m) | 10s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 48mm), heaviest during Wed night. Warm (max 24°C on Thu night, min 18°C on Fri afternoon). Mainly fresh winds. | ||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | ||||||||||||||||
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) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | S 9 | S 9 | SSE 9 | SSE 8 | SSE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 545 | 680 | 591 | 494 | 455 | 337 | 273 | 268 | 311 | 298 | 269 | 300 | 288 | 341 | 509 | 677 | 550 | 315 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | glassy |
High Tide | 5:28PM1.58m | 6:44AM1.47m | 5:50PM1.58m | 7:37AM1.37m | 6:13PM1.55m | |||||||||||||
Low Tide | 00:10AM0.16m | 12:11PM0.80m | 00:50AM0.16m | 12:39PM0.93m | ||||||||||||||
 |  | |  |  |  | | | | | | | | |  |  |  | | |
 | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — |
mm | 2 | — | 4 | 6 | 7 | 2 | 1 | 1 | — | 5 | 10 | 2 | 2 | 4 | 2 | — | — | — |
Temp °C | 20 | 20 | 19 | 19 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 20 | 21 | 22 | 23 | 23 |
Feels °C | 17 | 17 | 18 | 17 | 18 | 16 | 17 | 18 | 18 | 19 | 19 | 19 | 21 | 18 | 18 | 20 | 24 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | S 9 | S 9 | SSE 9 | SSE 8 | SSE 8 |
| kJ | 545 | 680 | 591 | 494 | 455 | 337 | 273 | 268 | 311 | 298 | 269 | 300 | 288 | 341 | 509 | 677 | 550 | 315 |
Swell 2 Height (m) Direction Period (s) | S 6 | ENE 9 | SE 9 | SE 9 | SE 9 | ENE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | E 6 | NNW 4 | SE 11 | ENE 9 | E 6 | E 6 | E 7 | ENE 7 |
| kJ | 68 | 28 | 12 | 12 | 12 | 16 | 7 | 7 | 7 | 7 | 94 | 3 | 5 | 17 | 41 | 28 | 27 | 15 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | SSE 9 | E 10 | NE 13 | NE 12 | SSE 9 | SSE 5 | SE 12 | SE 12 | SE 12 | NNW 4 | SE 8 | SE 8 | SE 11 | E 9 | E 9 | N 4 | E 9 |
| kJ | 29 | 8 | 8 | 6 | 6 | 7 | 3 | 6 | 6 | 5 | 3 | 3 | 3 | 5 | 14 | 14 | 8 | 25 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 4 | ENE 4 | E 5 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | — | E 6 | E 6 | ENE 5 | N 4 | NNW 4 | NNW 4 | WSW 5 |
| kJ | 32 | 11 | 31 | 74 | 94 | 108 | 126 | 155 | 155 | 112 | — | 78 | 108 | 86 | 36 | 31 | 24 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 14 | 0 | 0 | 0 | 14 | 14 | 14 | 14 | 14 | 0 | 0 | 0 | 0 | 51 | 50 | 40 | 12 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
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Surf Rating (10 Max)
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