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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Saturday 21 Feb 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
15.8° C
(Which is slightly cooler than normal)How big are the waves at Mera today?
The current surf forecast for Mera at 8PM is: 0.2m 8s primary swell from a East-southeast direction and 0.2m 4s secondary swell from a West-southwest direction (forecast issued at 02:00pm February 21). An open ocean swell of 0.5m 12s is not directed at the surf break, a second open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Feb) | - | - |
| Afternoon (21 Feb) | 0.5ft (0.2m) | 8s |
| Evening (21 Feb) | 0.5ft (0.2m) | 8s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 6 | 6 | 8 | 8 | 7 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 31 | 83 | 164 | 207 | 222 | 252 | 331 | 483 | 371 | 275 | 169 | 210 | 174 | 65 | 43 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- off | cross- off | off |
High Tide / height (m) | 7:04PM 1.32 | 7:05AM 1.39 | 7:55PM 1.20 | 7:25AM 1.38 | 9:01PM 1.07 | 7:48AM 1.35 | ||||||||||||||||||
Low Tide / height (m) | 12:58PM 0.27 | 1:01AM 0.42 | 1:38PM 0.22 | 1:27AM 0.59 | 2:26PM 0.22 | 1:50AM 0.77 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 |
| Sunset | - | 5:28 | - | - | - | - | - | - | - | 5:29 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - |
 | |  | | | | | | | | | |  | | |  | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 14 | 12 | 12 | 12 |
| Feels °C (?) | 6 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 10 | 12 | 9 | 10 | 10 |
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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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