
Surf Forecasts:
How big are the waves at Mera today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 2ft (0.6m), 12s period with E swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 0.5ft (0.2m), 9s period with SSE swell.
- Evening surf: Evening surf (17 Sep, local time) - 1ft (0.3m), 8s period with SE swell.
The current surf forecast for Mera at 10AM is: 0.6m 12s primary swell from a East direction and 0.5m 8s secondary swell from a Southeast direction (forecast issued at 02:00am September 17). An open ocean swell of 1.5m 7s 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) | 2ft (0.6m) | 12s |
| Afternoon (17 Sep) | 0.5ft (0.2m) | 9s |
| Evening (17 Sep) | 1ft (0.3m) | 8s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Sat morning. Warm (max 23°C on Thu afternoon, min 19°C on Thu night). Mainly strong winds. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 12 | E 12 | SE 8 | E 12 | SE 8 | SSE 9 | SE 8 | SE 8 | E 11 | E 12 | SSE 9 | SE 8 | SSE 12 | SE 11 | SE 14 | SE 14 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 |
Wave Graph | ||||||||||||||||||||||||
141 | 184 | 36 | 103 | 14 | 8 | 9 | 10 | 91 | 98 | 7 | 10 | 13 | 23 | 51 | 228 | 839 | 1374 | 4585 | 4749 | 5650 | 6007 | 7689 | 7058 | |
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 | cross-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 |
High Tide | 8:23AM1.21m | 6:51PM1.45m | 9:37AM1.11m | 7:13PM1.38m | 7:37PM1.30m | |||||||||||||||||||
Low Tide | 1:34AM0.37m | 1:09PM0.94m | 2:17AM0.44m | 1:24PM1.02m | 3:17AM0.52m | |||||||||||||||||||
— | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | |
— | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — | |
mm | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 6 | 1 | — | — |
Temp °C | 21 | 20 | 20 | 20 | 21 | 23 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 23 |
Feels °C | 19 | 16 | 16 | 17 | 17 | 19 | 16 | 15 | 13 | 13 | 13 | 12 | 14 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 19 | 19 | 21 | 20 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | ENE 12 | E 12 | E 12 | E 11 | ENE 13 | E 11 | E 11 | E 12 | E 12 | ENE 12 | E 11 | E 11 | E 11 | SE 14 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 |
141 | 184 | 192 | 103 | 70 | 65 | 55 | 63 | 91 | 98 | 71 | 49 | 66 | 62 | 59 | 228 | 839 | 1374 | 4585 | 4749 | 5650 | 6007 | 6302 | 6330 | |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 9 | SE 8 | SE 8 | SE 7 | SSE 9 | SSE 9 | SE 8 | SSE 12 | SE 8 | SE 8 | E 11 | ENE 11 | SE 18 | — | — | NNW 5 | NNW 5 | NNW 5 | — |
63 | 61 | 36 | 37 | 14 | 8 | 9 | 10 | 8 | 7 | 7 | 10 | 13 | 23 | 20 | 85 | 41 | 781 | — | — | 18 | 22 | 27 | — | |
Swell 3 Height (m) Direction Period (s) | E 16 | E 16 | — | NNW 5 | SSE 8 | SSE 9 | E 11 | ENE 13 | SSE 9 | SE 13 | SE 12 | SE 12 | SSE 11 | SE 11 | SE 14 | SE 8 | SE 20 | ENE 11 | — | — | — | — | — | — |
5 | 5 | — | 3 | 7 | 8 | 9 | 17 | 8 | 6 | 6 | 6 | 13 | 20 | 51 | 37 | 60 | 39 | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 4 | NE 4 | NE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 5 | NE 7 | NE 7 | NE 7 | NE 5 | NE 5 | NE 7 | N 5 | — | SE 13 | SE 13 |
62 | 41 | 45 | 217 | 336 | 373 | 443 | 464 | 434 | 527 | 517 | 569 | 492 | 179 | 327 | 323 | 332 | 194 | 217 | 432 | 102 | — | 7689 | 7058 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 153 | 153 | 153 | 153 | 890 | 153 | 153 | 153 | 500 | 483 | 483 | 483 | 563 | 244 | 504 | 483 | 244 | 244 | 153 | 244 | 521 | 521 | 501 | 501 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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