Surf Forecasts:
How big are the waves at Mera today (20 Oct):
- Afternoon surf: Afternoon surf (20 Oct, local time) - 2.5ft (0.8m), 12s period with SSE swell.
- Evening surf: Evening surf (20 Oct, local time) - 3.5ft (1.1m), 12s period with SE swell.
The current surf forecast for Mera at 9PM is: 1.1m 12s primary swell from a Southeast direction and 0.6m 13s secondary swell from a South-southeast direction, 1.4m 5s secondary swell from a South-southwest direction (forecast issued at 02:00pm October 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | - | - |
| Afternoon (20 Oct) | 2.5ft (0.8m) | 12s |
| Evening (20 Oct) | 3.5ft (1.1m) | 12s |
Table - waves today at Mera. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 25°C on Tue afternoon, min 17°C on Thu night). Winds decreasing (near gales from the SW on Wed afternoon, moderate winds from the NNE by Thu morning). | ||||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||
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 9 | SSE 12 | SE 13 | SE 12 | SE 12 | SE 12 | S 15 | SSE 14 | SW 7 | SW 7 | SW 7 | SW 7 | S 15 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 115 | 199 | 501 | 343 | 428 | 414 | 352 | 899 | 476 | 625 | 714 | 795 | 1074 | 1211 | 452 | 1041 | 840 | 680 | 395 | 383 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-off | off | off | cross-off | off |
High Tide | 1:48PM1.22m | 11:22PM1.09m | 2:11PM1.28m | 1:08AM1.17m | 2:31PM1.34m | |||||||||||||||
Low Tide | 7:21PM1.01m | 6:51AM0.52m | 7:56PM0.87m | 7:44AM0.50m | 8:26PM0.70m | |||||||||||||||
 |  |  |  | | |  | | | | | | | | | | | |  | | |
 | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 21 | 20 | 19 | 18 | 18 |
Feels °C | 22 | 22 | 24 | 24 | 24 | 22 | 20 | 21 | 20 | 19 | 19 | 20 | 19 | 19 | 20 | 19 | 16 | 13 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SSE 14 | SE 11 | S 13 | SSE 13 | S 14 | S 15 | S 16 | S 13 | S 14 | S 14 | S 13 | S 13 | S 13 |
| kJ | 115 | 95 | 501 | 343 | 428 | 414 | 349 | 899 | 224 | 521 | 507 | 674 | 1074 | 1211 | 398 | 1041 | 840 | 680 | 395 | 383 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 12 | S 18 | SSE 13 | S 16 | S 16 | S 15 | S 14 | S 14 | SE 8 | S 16 | S 17 | SE 9 | SE 8 | S 15 | WSW 7 | WSW 7 | WSW 7 | SSW 15 | SSW 16 |
| kJ | 98 | 199 | 103 | 139 | 260 | 318 | 352 | 405 | 297 | 58 | 507 | 470 | 59 | 17 | 452 | 198 | 81 | 41 | 237 | 263 |
Swell 3 Height (m) Direction Period (s) | S 15 | S 15 | E 8 | S 17 | NE 11 | — | SE 7 | S 18 | S 18 | S 18 | SE 10 | ESE 10 | SE 10 | SE 10 | SSE 7 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 110 | 110 | 1 | 148 | 4 | — | 44 | 216 | 226 | 235 | 76 | 63 | 26 | 25 | 40 | 65 | 70 | 68 | 70 | 70 |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 5 | SSW 6 | SSW 5 | SSW 5 | SSW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 7 | WSW 7 | WSW 7 | NE 3 | ENE 6 | ENE 7 | ENE 7 |
| kJ | 95 | 107 | 122 | 110 | 90 | 164 | 209 | 292 | 476 | 625 | 714 | 795 | 805 | 554 | 353 | 262 | 9 | 204 | 278 | 307 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 504 | 69 | 57 | 36 | 61 | 504 | 504 | 504 | 504 | 504 | 483 | 500 | 501 | 52 | 33 | 14 | 88 | 148 | 563 | 204 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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