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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Tuesday 26 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
21.0° C
(Which is slightly cooler than normal)How big are the waves at Mera today?
The current surf forecast for Mera at 6PM is: 1.3m 8s primary swell from a East-southeast direction and 0.2m 6s secondary swell from a South direction (forecast issued at 02:00pm May 26). An open ocean swell of 0.7m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | - | - |
| Afternoon (26 May) | 4ft (1.2m) | 8s |
| Evening (26 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 Thu morning. Warm (max 23°C on Wed morning, min 20°C on Wed night). Winds increasing (light winds from the ESE on Wed afternoon, strong winds from the SW by Thu night). | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 7 | SW 7 | |
171 | 188 | 196 | 163 | 159 | 176 | 176 | 229 | 235 | 240 | 202 | 176 | 171 | 147 | 185 | 197 | 176 | 171 | 155 | 356 | 623 | 681 | 585 | 621 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-on | on | on | cross-on | cross | cross | on | cross-on | on | on | on | on | on | cross-on | |
High Tide | 1:37PM1.05m | 1:08AM1.24m | 2:46PM1.13m | 1:40AM1.29m | 3:39PM1.20m | 2:12AM1.34m | ||||||||||||||||||
Low Tide | 6:56PM0.68m | 8:08AM0.37m | 7:50PM0.76m | 8:46AM0.24m | 8:37PM0.81m | |||||||||||||||||||
 |  | |  |  | |  | | | | |  | | | |  | | | | | | | | | |
 | — | — | — | — | — | 4:30 | — | — | — | — | — | — | — | 4:30 | — | — | — | — | — | — | — | 4:28 | — | — |
 | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | 6:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 23 | 23 | 22 | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
21 | 22 | 20 | 22 | 22 | 22 | 22 | 23 | 25 | 25 | 24 | 20 | 18 | 20 | 21 | 22 | 23 | 25 | 24 | 21 | 19 | 17 | 18 | 20 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ENE 10 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 8 | E 9 | ESE 9 | E 10 | E 9 | ESE 9 |
 kJ | 171 | 188 | 104 | 163 | 159 | 176 | 176 | 229 | 235 | 240 | 202 | 176 | 171 | 147 | 185 | 197 | 176 | 171 | 147 | 158 | 138 | 148 | 113 | 115 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | S 6 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | NE 10 | ENE 10 | S 4 | NE 10 | NE 10 | NE 10 | ENE 10 | ENE 11 | ENE 10 | ENE 11 | ESE 12 | ESE 12 | ESE 12 |
| kJ | 187 | 146 | 3 | 104 | 102 | 75 | 72 | 38 | 35 | 42 | 42 | 28 | 42 | 9 | 27 | 27 | 27 | 20 | 22 | 21 | 23 | 15 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | ESE 15 | ESE 15 | ESE 15 | S 6 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ENE 10 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | — | — | ENE 11 | NE 12 | ENE 12 |
| kJ | 22 | 22 | 21 | 3 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 21 | 17 | 17 | 17 | 32 | 31 | — | — | 13 | 6 | 13 |
Wind waves Height (m) Direction Period (s) | — | ENE 10 | ESE 8 | — | — | — | — | — | — | — | — | SSW 3 | SSW 4 | — | S 4 | W 7 | S 5 | S 6 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 7 | SW 7 |
| kJ | — | 286 | 196 | — | — | — | — | — | — | — | — | 6 | 11 | — | 6 | 1 | 40 | 64 | 155 | 356 | 623 | 681 | 585 | 621 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 36 | 767 | 80 | 70 | 47 | 47 | 36 | 36 | 47 | 61 | 61 | 60 | 55 | 36 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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