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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Wednesday 27 May 2026 JSTForecast update in hr min s Forecast update imminent
Mera surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mera sea temperature is
21.5° C
(Which is normal for this time of year)How big are the waves at Mera today?
The current surf forecast for Mera at 9PM is: 1.2m 8s primary swell from a East-southeast direction and 0.1m 5s secondary swell from a South direction (forecast issued at 02:00pm May 27). An open ocean swell of 0.4m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | - | - |
| Afternoon (27 May) | 4.5ft (1.3m) | 8s |
| Evening (27 May) | 4ft (1.2m) | 8s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 24°C on Fri afternoon, min 20°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 7 | SW 7 | SW 7 | E 6 | E 6 | E 11 | |
235 | 235 | 207 | 207 | 176 | 151 | 147 | 180 | 194 | 184 | 189 | 189 | 222 | 398 | 535 | 381 | 287 | 344 | 452 | 189 | 102 | 226 | 157 | 149 | |
Wind (km/h) | ||||||||||||||||||||||||
off | glassy | cross-on | on | on | on | cross-on | cross | cross | cross-on | cross-on | on | on | on | cross-on | on | on | on | glassy | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 2:46PM1.13m | 1:40AM1.29m | 3:39PM1.20m | 2:12AM1.34m | 4:22PM1.26m | 2:44AM1.37m | ||||||||||||||||||
Low Tide | 7:50PM0.76m | 8:46AM0.24m | 8:37PM0.81m | 9:22AM0.13m | 9:19PM0.84m | |||||||||||||||||||
 | |  |  | |  | | | | | | | |  |  | | | | |  | | | | | |
 | — | — | — | — | — | 4:30 | — | — | — | — | — | — | — | 4:28 | — | — | — | — | — | — | — | 4:28 | — | — |
 | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | 6:46 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | |
Temp °C | 22 | 22 | 22 | 21 | 21 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 24 | 23 | 21 | 21 | 21 | 20 | 22 |
24 | 24 | 24 | 21 | 19 | 19 | 22 | 22 | 23 | 24 | 24 | 23 | 20 | 19 | 22 | 24 | 23 | 25 | 26 | 16 | 19 | 18 | 17 | 21 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | SW 7 | SW 7 | SW 7 | SW 7 | E 11 | E 11 |
 kJ | 235 | 235 | 207 | 207 | 176 | 151 | 147 | 180 | 194 | 184 | 189 | 189 | 212 | 211 | 180 | 144 | 147 | 115 | 327 | 189 | 102 | 60 | 116 | 149 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | NE 10 | NE 10 | ENE 10 | NE 10 | ENE 10 | NE 10 | S 5 | ENE 10 | ENE 10 | ENE 10 | ESE 12 | NE 12 | ENE 11 | ENE 12 | ENE 12 | ESE 10 | ESE 10 | S 7 | E 11 | SW 7 | SW 7 |
| kJ | 51 | 37 | 42 | 28 | 27 | 41 | 26 | 20 | 27 | 18 | 21 | 21 | 58 | 15 | 6 | 13 | 13 | 13 | 123 | 120 | 22 | 116 | 39 | 30 |
Swell 3 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | WSW 3 | ESE 13 | ESE 13 | ESE 13 | ENE 11 | ESE 13 | — | — | S 16 | S 15 | ESE 12 | S 15 | S 14 | ENE 11 | SSE 6 | S 14 | SSE 6 | S 6 | SSE 6 |
| kJ | 19 | 19 | 19 | 18 | 18 | 2 | 17 | 17 | 17 | 22 | 31 | — | — | 5 | 4 | 15 | 4 | 4 | 12 | 24 | 4 | 14 | 7 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | — | S 5 | SW 3 | — | — | S 4 | S 5 | — | S 6 | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 7 | NE 3 | E 5 | E 6 | E 6 | E 6 |
| kJ | — | — | — | 1 | 3 | — | — | 6 | 7 | — | 41 | 121 | 222 | 398 | 535 | 381 | 287 | 344 | 452 | 5 | 155 | 226 | 157 | 92 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 64 | 64 | 88 | 70 | 70 | 47 | 47 | 47 | 64 | 74 | 60 | 36 | 33 | 12 | 33 | 12 | 0 | 501 | 73 | 73 | 56 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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