Surf Forecasts:
How big are the waves at Mera today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 3ft (0.9m), 7s period with ESE swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 2.5ft (0.8m), 13s period with E swell.
- Evening surf: Evening surf (16 Sep, local time) - 2.5ft (0.7m), 12s period with E swell.
The current surf forecast for Mera at 8AM is: 1.0m 7s primary swell from a Southeast direction (forecast issued at 02:00am September 16). An open ocean swell of 0.9m 13s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 3ft (0.9m) | 7s |
| Afternoon (16 Sep) | 2.5ft (0.8m) | 13s |
| Evening (16 Sep) | 2.5ft (0.7m) | 12s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 63mm), heaviest during Wed night. Warm (max 23°C on Wed morning, min 19°C on Thu morning). Winds increasing (light winds from the NE on Wed morning, strong winds from the N by Thu night). | ||||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||||
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) | E 13 | E 13 | E 13 | ESE 7 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 12 | SSE 12 | SE 16 | SE 15 | SE 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 284 | 280 | 276 | 93 | 276 | 212 | 193 | 144 | 141 | 184 | 104 | 37 | 20 | 21 | 10 | 8 | 8 | 8 | 8 | 6 | 13 | 41 | 215 | 641 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-off | cross-off | off | off | off | off | cross-off | off | off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:33AM1.32m | 6:31PM1.51m | 8:23AM1.21m | 6:51PM1.45m | 9:37AM1.11m | 7:13PM1.38m | ||||||||||||||||||
Low Tide | 00:58AM0.32m | 12:49PM0.83m | 1:34AM0.37m | 1:09PM0.94m | 2:17AM0.44m | 1:24PM1.02m | ||||||||||||||||||
 | |  |  | |  |  |  | |  | | |  | |  | |  | |  | | | |  | | |
 | — | 5:22 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | 1 | 1 | 2 | 5 | 3 | 7 | 8 | 15 | 22 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 23 | 22 | 23 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 20 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 20 | 20 | 20 | 20 |
Feels °C | 30 | 28 | 25 | 23 | 24 | 22 | 22 | 20 | 20 | 17 | 17 | 15 | 16 | 16 | 16 | 15 | 14 | 12 | 12 | 12 | 13 | 14 | 14 | 15 |
Swell 1 Height (m) Direction Period (s) | SE 7 | SE 8 | SE 8 | ESE 7 | E 13 | E 13 | SE 8 | E 12 | SE 8 | E 12 | E 12 | E 12 | E 12 | E 11 | ENE 13 | ENE 13 | SSE 9 | SSE 9 | SSE 9 | SE 12 | SSE 12 | ENE 11 | SE 15 | SE 14 |
| kJ | 115 | 108 | 94 | 93 | 276 | 212 | 75 | 144 | 63 | 184 | 104 | 72 | 69 | 64 | 56 | 17 | 8 | 8 | 8 | 6 | 13 | 24 | 215 | 641 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | ENE 13 | SE 7 | SE 8 | E 12 | SE 8 | E 12 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 9 | S 13 | — | SE 12 | — | SE 17 | SE 16 | E 11 | E 11 |
| kJ | 284 | 280 | 276 | 286 | 52 | 68 | 193 | 61 | 141 | 61 | 49 | 37 | 20 | 21 | 10 | 8 | 3 | — | 6 | — | 12 | 41 | 116 | 62 |
Swell 3 Height (m) Direction Period (s) | — | SSW 6 | SW 6 | SSW 6 | SW 6 | SSW 5 | — | SSW 5 | ENE 8 | E 16 | — | E 15 | SE 10 | SE 9 | SSE 9 | SE 8 | — | — | — | — | — | SE 11 | SE 7 | — |
| kJ | — | 22 | 16 | 12 | 8 | 5 | — | 3 | 19 | 5 | — | 4 | 4 | 3 | 8 | 2 | — | — | — | — | — | 20 | 14 | — |
Wind waves Height (m) Direction Period (s) | SW 6 | — | — | NE 3 | NE 4 | NE 4 | NE 5 | NE 6 | NE 4 | NNE 4 | NE 4 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | NE 9 | NE 9 | NE 9 | NE 6 | NE 6 | NE 6 |
| kJ | 33 | — | — | 4 | 10 | 27 | 53 | 79 | 47 | 49 | 65 | 255 | 362 | 381 | 593 | 766 | 829 | 827 | 885 | 911 | 959 | 296 | 242 | 250 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 0 | 12 | 0 | 0 | 0 | 0 | 153 | 153 | 153 | 153 | 153 | 153 | 153 | 153 | 483 | 483 | 483 | 244 | 483 | 244 | 244 | 483 | 483 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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