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Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Monday 01 Dec 2025 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
23.1° C
(Which is 2.7°C warmer than normal for this time of year)How big are the waves at Mera today?
The current surf forecast for Mera at 8PM is: 1.5m 5s primary swell from a Southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00pm December 01). An open ocean swell of 0.4m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Dec) | - | - |
| Afternoon (01 Dec) | 4.5ft (1.4m) | 5s |
| Evening (01 Dec) | 5ft (1.5m) | 5s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 01 | Tuesday 02 | Wednesday 03 | Thursday 04 | |||||||||||||||||||||
| 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) (?) | 5 | 5 | 5 | 5 | 6 | 6 | 5 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 9 | 6 | 8 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 119 | 107 | 86 | 126 | 143 | 81 | 38 | 28 | 28 | 28 | 27 | 27 | 35 | 35 | 54 | 51 | 61 | 74 | 175 | 1488 | 2317 | 1624 | 990 | 484 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | cross- on | cross- off | cross- off | cross- off | glass | on | on | on | on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- off |
High Tide / height (m) | 1:05PM 1.36 | 2:29AM 1.27 | 1:41PM 1.42 | 3:32AM 1.38 | 2:17PM 1.49 | 4:27AM 1.46 | ||||||||||||||||||
Low Tide / height (m) | 7:55PM 0.37 | 7:52AM 0.79 | 8:40PM 0.16 | 8:46AM 0.87 | 9:23PM -0.01 | |||||||||||||||||||
Monday 01 | Tuesday 02 | Wednesday 03 | Thursday 04 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 |
| Sunset | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - |
 |  |  | |  | | | | | |  | | | |  |  |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | - | - | - | - | 1 | 1 | - | - |
| Temp. °C | 19 | 19 | 19 | 19 | 19 | 18 | 16 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 16 | 15 | 15 | 15 | 15 | 13 | 8 | 7 | 7 | 8 |
| Feels °C (?) | 11 | 12 | 13 | 12 | 13 | 15 | 13 | 13 | 14 | 17 | 15 | 13 | 14 | 13 | 12 | 11 | 8 | 9 | 7 | 4 | 2 | -2 | 1 | 2 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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