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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 am Thursday 16 Apr 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
17.5° C
(Which is slightly cooler than normal)How big are the waves at Mera today?
The current surf forecast for Mera at 8AM is: 1.9m 14s primary swell from a South-southeast direction and 1.5m 7s secondary swell from a East direction (forecast issued at 02:00am April 16). An open ocean swell of 0.3m 13s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Apr) | 6ft (1.9m) | 14s |
| Afternoon (16 Apr) | 6ft (1.8m) | 14s |
| Evening (16 Apr) | 5ft (1.5m) | 14s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 16 | 14 | 14 | 14 | 15 | 14 | 15 | 15 | 14 | 14 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1525 | 1504 | 1415 | 1299 | 1527 | 1319 | 982 | 874 | 1382 | 712 | 1305 | 1254 | 1204 | 956 | 1714 | 2110 | 2310 | 2429 | 2503 | 2271 | 2214 | 1925 | 2002 | 2432 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | glass | cross- on | cross | cross |
High Tide / height (m) | 3:37AM 1.31 | 4:06PM 1.37 | 3:59AM 1.37 | 4:53PM 1.42 | 4:23AM 1.41 | 5:40PM 1.43 | ||||||||||||||||||
Low Tide / height (m) | 9:28PM 0.34 | 9:49AM 0.22 | 10:05PM 0.41 | 10:24AM 0.05 | 10:41PM 0.50 | 11:01AM -0.08 | ||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | ||||||||||||||||||||||
| Sunrise | - | - | 5:07 | - | - | - | - | - | - | - | 5:07 | - | - | - | - | - | - | - | 5:05 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:12 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:14 | - |
 |  |  | |  | | |  | | | | | | | |  | | |  | | | | |  | |
Rain (mm) | 16 | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 15 | 16 | 19 | 18 | 14 | 12 | 11 | 10 | 10 | 11 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 16 |
| Feels °C (?) | 11 | 9 | 10 | 11 | 14 | 12 | 5 | 4 | 2 | 4 | 3 | 5 | 9 | 8 | 8 | 11 | 12 | 13 | 13 | 15 | 15 | 15 | 14 | 16 |
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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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