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Surf Forecasts:
Mera surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Monday 01 Jun 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
22.5° C
(Which is slightly warmer than usual)How big are the waves at Mera today (01 Jun):
- Morning surf: Morning surf (01 Jun, local time) - 2.5ft (0.7m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (01 Jun, local time) - 3.5ft (1.0m), 15s period with SSW swell.
- Evening surf: Evening surf (01 Jun, local time) - 4ft (1.2m), 14s period with SSW swell.
The current surf forecast for Mera at 5PM is: 1.0m 14s primary swell from a South-southwest direction and 0.6m 10s secondary swell from a East direction, 0.7m 4s secondary swell from a Southwest direction (forecast issued at 08:00am June 01). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | 2.5ft (0.7m) | 16s |
| Afternoon (01 Jun) | 3.5ft (1.0m) | 15s |
| Evening (01 Jun) | 4ft (1.2m) | 14s |
Table - waves today at Mera. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 157mm), heaviest during Wed afternoon. Warm (max 23°C on Mon morning, min 18°C on Wed afternoon). Winds increasing (light winds from the SW on Mon morning, severe gales from the NNW by Wed afternoon). | ||||||||||||||||||||||||
Monday 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 11 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 12 | SW 15 | SW 15 | SW 15 | SW 16 | SE 10 | SW 16 | SW 15 | SW 13 | SW 13 | SW 12 | |
151 | 229 | 288 | 468 | 549 | 545 | 475 | 586 | 476 | 947 | 902 | 837 | 572 | 677 | 438 | 975 | 1169 | 2078 | 5533 | 22669 | 10888 | 4464 | 2672 | 1499 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 3:49AM1.40m | 6:14PM1.32m | 4:22AM1.39m | 6:50PM1.31m | 4:54AM1.37m | 7:28PM1.29m | ||||||||||||||||||
Low Tide | 11:02AM-0.00m | 11:12PM0.87m | 11:36AM0.00m | 11:48PM0.88m | 12:11PM0.02m | 00:24AM0.89m | ||||||||||||||||||
 | | | | |  |  |  |  | | | | |  | |  |  | | | |  | | | | |
 | 4:28 | — | — | — | — | — | — | 4:28 | — | — | — | — | — | — | — | 4:26 | — | — | — | — | — | — | — | 4:26 |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:49 | — | — | 6:50 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 12 | 20 | 35 | 38 | 46 | 2 | — | — | — | |
Temp °C | 20 | 21 | 23 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 21 | 21 | 20 | 19 | 19 | 20 | 21 | 22 | 22 | 18 | 18 | 19 | 19 |
20 | 20 | 23 | 20 | 18 | 19 | 20 | 20 | 21 | 20 | 21 | 20 | 20 | 19 | 16 | 15 | 14 | 12 | 13 | 23 | 4 | 7 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 12 | SW 12 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | SW 15 | SW 13 | SW 13 | SW 12 |
 kJ | 151 | 149 | 288 | 468 | 549 | 545 | 475 | 586 | 476 | 947 | 902 | 837 | 572 | 677 | 330 | 975 | 1169 | 2078 | 4295 | 22669 | 10888 | 4464 | 2672 | 1499 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | S 11 | E 10 | E 10 | E 10 | SW 17 | SW 16 | SW 15 | E 10 | E 9 | E 9 | E 9 | SW 16 | SW 15 | E 9 | WSW 18 | — | — | SSE 11 | SE 11 | SE 10 | SE 10 | SE 10 |
| kJ | 94 | 92 | 108 | 66 | 64 | 66 | 302 | 326 | 459 | 64 | 62 | 62 | 62 | 254 | 438 | 60 | 578 | — | — | 7194 | 2921 | 1448 | 851 | 575 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SSW 16 | E 10 | SE 11 | SE 11 | SE 11 | E 10 | E 10 | E 10 | SE 12 | SE 11 | SE 12 | SW 16 | E 9 | E 9 | S 13 | — | — | — | — | SSE 11 | — | S 11 | NE 9 |
| kJ | 72 | 229 | 92 | 20 | 19 | 20 | 65 | 65 | 65 | 21 | 20 | 21 | 96 | 61 | 60 | 4 | — | — | — | — | 205 | — | 57 | 192 |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SW 3 | — | — | — | — | — | SSE 5 | — | SSE 5 | SE 6 | SE 7 | SE 8 | SE 10 | — | NNW 7 | NNW 7 | NNW 6 | NNW 5 |
| kJ | 45 | 30 | 19 | 10 | 15 | 9 | 5 | — | — | — | — | — | 33 | — | 42 | 159 | 625 | 2011 | 5533 | — | 1461 | 807 | 161 | 20 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 36 | 36 | 70 | 88 | 69 | 69 | 69 | 61 | 64 | 64 | 64 | 64 | 47 | 64 | 820 | 54 | 522 | 501 | 500 | 500 | 73 | 69 | 50 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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