Surf Forecasts:
How big are the waves at Mera today (17 Sep):
- Afternoon surf: Afternoon surf (17 Sep, local time) - 0.5ft (0.1m), 9s period with SE swell.
- Evening surf: Evening surf (17 Sep, local time) - 1ft (0.3m), 11s period with E swell.
The current surf forecast for Mera at 7PM is: 0.3m 8s primary swell from a Southeast direction (forecast issued at 02:00pm September 17). An open ocean swell of 0.4m 12s is not directed at the surf break, a second open ocean swell of 2.0m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | - | - |
| Afternoon (17 Sep) | 0.5ft (0.1m) | 9s |
| Evening (17 Sep) | 1ft (0.3m) | 11s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 83mm), heaviest during Sun morning. Warm (max 24°C on Sat afternoon, min 19°C on Thu night). Mainly near gales. | ||||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||||
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) | SE 8 | SE 9 | SE 8 | E 11 | E 11 | SSE 9 | SSE 9 | SSE 9 | SSE 12 | SE 11 | SE 14 | SE 13 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | SE 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 14 | 3 | 10 | 22 | 9 | 7 | 7 | 7 | 13 | 20 | 72 | 345 | 852 | 1890 | 5189 | 5090 | 5087 | 4277 | 4079 | 3804 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off |
High Tide | 6:51PM1.45m | 9:37AM1.11m | 7:13PM1.38m | 7:37PM1.30m | ||||||||||||||||
Low Tide | 1:09PM0.94m | 2:17AM0.44m | 1:24PM1.02m | 3:17AM0.52m | ||||||||||||||||
 |  |  | |  |  | | | | | | | | | | |  | | | | |
 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
Temp °C | 21 | 22 | 21 | 20 | 20 | 19 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 22 | 24 | 23 | 23 |
Feels °C | 16 | 18 | 16 | 15 | 14 | 13 | 13 | 14 | 15 | 15 | 16 | 16 | 16 | 15 | 15 | 17 | 19 | 22 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | ENE 13 | E 11 | SE 7 | SSE 9 | E 12 | ENE 12 | SSE 12 | E 11 | E 11 | SE 13 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | SE 12 |
| kJ | 70 | 73 | 55 | 22 | 9 | 7 | 73 | 29 | 13 | 62 | 61 | 345 | 852 | 1890 | 5189 | 5090 | 5087 | 4277 | 4079 | 3804 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 9 | SE 8 | SE 8 | E 11 | SE 13 | SSE 9 | SSE 9 | S 9 | SE 11 | SE 8 | E 11 | E 11 | SE 16 | E 10 | E 10 | E 10 | — | — | — |
| kJ | 14 | 3 | 10 | 9 | 9 | 6 | 7 | 7 | 1 | 20 | 20 | 59 | 59 | 694 | 53 | 88 | 71 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSE 8 | — | SSE 9 | ENE 13 | SSE 9 | — | SE 12 | SE 12 | — | NW 7 | SE 14 | SE 8 | — | — | — | — | — | — | — | — |
| kJ | 7 | — | 8 | 17 | 7 | — | 6 | 6 | — | 7 | 72 | 21 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 5 | NE 5 | NE 5 | NE 8 | ENE 9 | NE 9 | NE 8 |
| kJ | 356 | 421 | 521 | 476 | 488 | 541 | 581 | 593 | 634 | 542 | 447 | 470 | 458 | 186 | 160 | 148 | 297 | 288 | 203 | 70 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 890 | 153 | 500 | 483 | 483 | 483 | 483 | 483 | 244 | 504 | 504 | 500 | 500 | 244 | 153 | 244 | 500 | 521 | 483 | 501 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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