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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Monday 23 Mar 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
15.4° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Mera today?
The current surf forecast for Mera at 11AM is: 1.0m 6s primary swell from a South-southeast direction (forecast issued at 08:00am March 23). An open ocean swell of 0.4m 11s is not directed at the surf break, a second open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 3ft (0.9m) | 6s |
| Afternoon (23 Mar) | 3ft (0.9m) | 6s |
| Evening (23 Mar) | 5.5ft (1.7m) | 8s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 10 | 8 | 10 | 9 | 5 | 6 | 6 | 6 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 42 | 51 | 72 | 65 | 248 | 348 | 330 | 274 | 219 | 163 | 123 | 107 | 98 | 80 | 70 | 105 | 78 | 47 | 61 | 90 | 197 | 266 | 336 | 320 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | off | off | cross- off | off | cross- off | off | cross- off | off | off | cross- off | cross- off | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 6:18AM 1.42 | 8:05PM 1.20 | 6:41AM 1.38 | 9:17PM 1.08 | 7:05AM 1.32 | 11:33PM 1.00 | ||||||||||||||||||
Low Tide / height (m) | 1:17PM 0.00 | 1:05AM 0.77 | 2:05PM 0.05 | 1:29AM 0.89 | 3:06PM 0.14 | 1:39AM 0.99 | ||||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thu 26 | |||||||||||||||||||||
| Sunrise | 5:41 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:53 | - | - | - | - | - | - | - | 5:54 | - | - | - | - |
 | | |  |  | | | |  | |  | |  | | | |  | | | |  | | | | |
Rain (mm) | 3 | 4 | 4 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 2 | 3 | 3 | 2 | 2 |
| Temp. °C | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 |
| Feels °C (?) | 7 | 7 | 6 | 7 | 7 | 7 | 6 | 8 | 3 | 5 | 8 | 7 | 8 | 9 | 9 | 10 | 9 | 10 | 11 | 10 | 9 | 8 | 7 | 7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Mera surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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