Surf Forecasts:
How big are the waves at Mera today (20 Jun):
- Morning surf: Morning surf (20 Jun, local time) - 2ft (0.6m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (20 Jun, local time) - 1.5ft (0.4m), 10s period with SE swell.
- Evening surf: Evening surf (20 Jun, local time) - 1.5ft (0.5m), 7s period with SW swell.
The current surf forecast for Mera at 7AM is: 0.4m 10s primary swell from a Southeast direction and 0.6m 7s secondary swell from a Southwest direction (forecast issued at 02:00am June 20). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jun) | 2ft (0.6m) | 7s |
| Afternoon (20 Jun) | 1.5ft (0.4m) | 10s |
| Evening (20 Jun) | 1.5ft (0.5m) | 7s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 39mm), heaviest during Sat night. Warm (max 25°C on Sun afternoon, min 21°C on Sat afternoon). Winds decreasing (strong winds from the SW on Sun afternoon, light winds from the NNE by Mon morning). | ||||||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||||||||||||
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) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SE 10 | SE 10 | SW 7 | SE 6 | SSE 6 | SE 6 | SW 6 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 42 | 34 | 34 | 34 | 34 | 34 | 33 | 23 | 195 | 350 | 201 | 302 | 410 | 551 | 760 | 605 | 575 | 589 | 1040 | 696 | 559 | 829 | 1331 | 467 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-on | on | on | on | on | on | cross-on | cross-off | cross-off | cross-off | cross-off | on | cross | cross-off | off |
High Tide | 7:16AM1.31m | 9:17PM1.29m | 8:19AM1.19m | 9:50PM1.27m | 9:42AM1.08m | |||||||||||||||||||
Low Tide | 1:54AM0.85m | 2:20PM0.22m | 2:52AM0.79m | 3:02PM0.41m | 4:00AM0.71m | 3:46PM0.59m | ||||||||||||||||||
 | |  |  | | |  |  | | |  | | |  | | | |  |  | | | | | | |
 | — | 4:26 | — | — | — | — | — | — | — | 4:26 | — | — | — | — | — | — | — | 4:26 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — |
mm | — | — | — | 1 | 5 | 5 | 6 | 3 | 2 | 2 | 11 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 24 | 25 | 24 | 22 | 22 | 21 | 22 | 22 | 23 | 23 | 23 |
Feels °C | 25 | 26 | 26 | 24 | 22 | 23 | 21 | 20 | 18 | 18 | 20 | 22 | 23 | 21 | 20 | 23 | 24 | 23 | 21 | 23 | 23 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | SE 6 | SE 7 | SE 6 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 42 | 33 | 31 | 30 | 45 | 50 | 65 | 68 | 76 | 81 | 201 | 97 | 47 | 50 | 50 | 57 | 77 | 83 | 515 | 373 | 322 | 330 | 553 | 467 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 8 | ENE 9 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | E 18 | ENE 10 | ENE 10 | ENE 10 | SE 6 | SE 9 | SE 9 | SE 10 | SE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 25 | 25 | 24 | 45 | 29 | 23 | 23 | 23 | 21 | 6 | 83 | 83 | 83 | 19 | 41 | 55 | 35 | 35 | 105 | 107 | 109 | 111 | 109 | 107 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 12 | E 18 | — | SE 11 | SE 11 | SE 9 | SE 9 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 25 | 34 | 34 | 34 | 34 | 34 | 33 | 14 | 6 | — | 20 | 20 | 22 | 22 | 29 | 29 | 29 | 29 | 35 | 35 | 35 | 35 | 35 | 36 |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 5 | SE 4 | SE 4 | SE 5 | SE 5 | SE 6 | SSE 6 | SW 6 | SW 6 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | — |
| kJ | — | — | — | 3 | 14 | 23 | 25 | 54 | 195 | 350 | 146 | 302 | 410 | 551 | 760 | 605 | 575 | 589 | 1040 | 696 | 559 | 829 | 1331 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 64 | 64 | 153 | 153 | 148 | 64 | 64 | 204 | 504 | 148 | 60 | 36 | 36 | 36 | 36 | 33 | 0 | 0 | 0 | 0 | 36 | 47 | 47 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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