Matsube Bay Surf Forecast

/ Chiba (19 surf breaks) /

Japan (129 surf breaks)

Surf Forecasts:

Matsube Bay surfForecast / Chiba / Japan

48hr Weather and Surf, issued 8 am Wednesday 05 Nov 2025 JST

Forecast update in hr min s Forecast update imminent

Matsube Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Matsube Bay sea temperature is 21.3° C
(Which is slightly cooler than normal)

How big are the waves at Matsube Bay today?

The current surf forecast for Matsube Bay at 10AM is: 0.7m 8s primary swell from a East-northeast direction and 0.5m 9s secondary swell from a East-southeast direction (forecast issued at 08:00am November 05). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (05 Nov)	2.5ft (0.7m)	8s
Afternoon (05 Nov)	3ft (0.9m)	8s
Evening (05 Nov)	2ft (0.6m)	9s

Table - waves today at Matsube Bay. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 05						Thursday 06								Friday 07								Sat 08
	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)	1	0	0	0	0	1	0	1	1	0	1	2	3	6	3	3	4	4	3	3	3	3	3	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	NE	ENE	ENE	NE	SE	ESE	ESE	E	ENE	ENE	ENE	ENE	ENE	E	E	E	E	E	E	E	E	E	E	E
Period(s) (?)	8	8	8	8	9	9	6	6	6	7	8	9	10	11	11	11	11	11	11	11	11	11	10	10
Wave Graph (?)
kJ (?)	72	59	84	95	41	58	108	200	213	249	545	867	2639	3360	2439	2106	1548	1168	974	972	881	798	615	541
Wind (km/h)	NNE	NNE	NE	NE	NNE	NNE	NE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	N	N	N	NNW	N	WNW	W	NW	N	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross	cross	cross- off	cross- off	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	cross- off	cross- off	cross- off	off	cross- off	cross- off
High Tide / height (m)	4:17AM 1.42				3:22PM 1.48				5:07AM 1.45				3:49PM 1.52				5:58AM 1.43				4:18PM 1.54
Low Tide / height (m)			9:46AM 0.72				10:14PM 0.00				10:23AM 0.82				10:54PM -0.09				10:57AM 0.91				11:36PM -0.11

	Wednesday 05						Thursday 06								Friday 07								Sat 08
Sunrise	-	6:01	-	-	-	-	-	-	-	6:03	-	-	-	-	-	-	-	6:03	-	-	-	-	-	-
Sunset	-	-	-	4:40	-	-	-	-	-	-	-	4:39	-	-	-	-	-	-	-	4:38	-	-	-	-

Rain (mm)	-	-	-	-	-	1	3	2	1	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	16	16	18	18	17	16	16	16	16	15	16	17	17	16	16	15	14	16	18	19	18	17	15	15
Feels °C (?)	13	12	15	15	14	14	15	13	13	11	11	11	12	12	12	11	11	13	15	17	16	14	11	10

Map Icons:
Break
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 Matsube Bay 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.