Surf Forecasts:
How big are the waves at Mera today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 11ft (3.5m), 15s period with SE swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 11ft (3.5m), 13s period with SE swell.
- Evening surf: Evening surf (19 Sep, local time) - 11ft (3.5m), 13s period with SE swell.
The current surf forecast for Mera at 8AM is: 3.5m 15s primary swell from a Southeast direction (forecast issued at 02:00am September 19). An open ocean swell of 1.7m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 11ft (3.5m) | 15s |
| Afternoon (19 Sep) | 11ft (3.5m) | 13s |
| Evening (19 Sep) | 11ft (3.5m) | 13s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 206mm), heaviest during Mon night. Warm (max 26°C on Mon morning, min 21°C on Sat morning). Mainly severe gales. | ||||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SE 13 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | ESE 11 | SE 11 | SE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 13 | SSE 13 | SSE 14 | SSE 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1014 | 1438 | 5041 | 5070 | 4864 | 3933 | 3759 | 3858 | 3423 | 3307 | 2938 | 2730 | 2444 | 2553 | 1861 | 2826 | 3901 | 3710 | 5792 | 5962 | 6123 | 7487 | 11024 | 9344 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off |
High Tide | 7:37PM1.30m | 8:22PM1.20m | 3:07PM1.24m | |||||||||||||||||||||
Low Tide | 3:17AM0.52m | 4:59AM0.57m | 6:48AM0.53m | 8:05PM1.09m | ||||||||||||||||||||
 |  |  |  | |  |  | | | | |  | | |  | | | |  | | |  |  |  | |
 | — | 5:24 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | 2 | 3 | 4 | 11 | 21 | 12 | 10 | 7 | 6 | 8 | 6 | 8 | 9 | 31 | 22 | 38 |
Temp °C | 21 | 21 | 21 | 21 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 23 | 24 | 25 | 26 | 26 | 26 | 24 |
Feels °C | 17 | 17 | 17 | 18 | 22 | 24 | 23 | 23 | 23 | 21 | 20 | 17 | 18 | 19 | 18 | 18 | 19 | 22 | 25 | 26 | 25 | 24 | 21 | 13 |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | ESE 11 | SE 11 | SE 12 | SSE 12 | SSE 12 | SSE 13 | SSE 13 | SSE 13 | SSE 14 | SSE 13 |
| kJ | 1014 | 1438 | 5041 | 5070 | 4864 | 3933 | 3759 | 3858 | 3423 | 3307 | 2938 | 2730 | 2444 | 2553 | 1861 | 2826 | 3901 | 3710 | 5792 | 5962 | 6123 | 7487 | 11024 | 9344 |
Swell 2 Height (m) Direction Period (s) | ENE 11 | SE 17 | — | — | E 10 | — | — | — | ENE 10 | E 15 | — | E 14 | E 14 | E 13 | S 12 | E 13 | E 12 | E 12 | E 11 | E 11 | E 11 | — | — | E 10 |
| kJ | 41 | 1036 | — | — | 52 | — | — | — | 100 | 4 | — | 15 | 15 | 31 | 870 | 29 | 46 | 69 | 92 | 85 | 112 | — | — | 1065 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 13 | E 13 | — | NW 6 | — | E 11 | — | E 11 | — | — | E 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 31 | 30 | — | 2 | — | 93 | — | 86 | — | — | 1026 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 10 | ENE 9 | NE 9 | NE 9 | NE 5 | NE 6 | NE 6 | NW 6 | NNW 5 | NNE 5 | NE 6 | NNE 5 | NNE 6 | N 5 | N 5 | N 5 | N 7 | N 7 |
| kJ | 467 | 418 | 382 | 371 | 334 | 315 | 378 | 126 | 12 | 12 | 76 | 177 | 301 | 1 | 17 | 91 | 196 | 153 | 124 | 71 | 115 | 160 | 623 | 645 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 483 | 244 | 153 | 500 | 767 | 14 | 14 | 14 | 14 | 14 | 14 | 563 | 563 | 563 | 563 | 563 | 521 | 521 | 0 | 0 | 521 | 521 | 148 | 87 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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