Matsube Bay Surf Forecast and Surf Reports

(Chiba, Japan)

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- Hourly Forecast
- 16 Day Forecast
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Spot Information

Matsube Bay Surf Guide

Matsube Bay in Kanagawa and Chiba is an exposed reef break that has inconsistent surf Works best in offshore winds from the northwest. Most of the surf comes fis in the form of windswells and the best wave direction is from the southeast. Both right (best) and left reef breaks.. When the surf is up, it can get quite busy in the water. Watch out for rocks.

Matsube Bay Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Reef	3	inconsistent	19.3°C*ocean temperature recorded from satellite

Surfing Matsube Bay:

The best conditions reported for surf at Matsube Bay occur when a Southeast swell combines with an offshore wind direction from the Northwest.

Hourly Forecast

16 Day Forecast

What's the best time of year to surf Matsube Bay (for consistent clean waves)?

novemberBest Season: autumn

The best time of year for surfing Matsube Bay with consistent clean waves (rideable swell with light / offshore winds) is during Autumn and most often the month of November. Clean surfable waves are typically found 21% of the time in November while 36% of the time it tends to be blown out. For the remaining 43% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

21%

Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.

blown out

36%

Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).

too small

43%

Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Matsube Bay Location Map

Interactive Matsube Bay surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Matsube Bay is Tokyo International Airport (HND) in Japan, 67 km (42 miles) away (directly). The second nearest airport to Matsube Bay is New Tokyo International Airport (NRT), also in Japan, 70 km (43 miles) away.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Matsube Bay Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Tuesday, 5 May 2026, 11:12 Local Time

m, °C	Tuesday 05
ft, °F	12PM	3PM	6PM	9PM
Wave (m)	NE	SW	ESE	ESE
Period (s)	7	9	10	10
Wind (km/h)
Wind State	cross- on	cross- on	on	cross- on

Tides at Matsube Bay

Current tide and informaton

For Katsuura, 2 km from Matsube Bay.

Next High Water: 07:26pm | 1.22m

Next Low Water: 12:18pm | 0.16m

NEXT	IS AT (local time)	remaining
high tide
low tide

Matsube Bay Sea Temperature

The water temperature (19.3 °C) at Matsube Bay is relatively warm. If the sun does come out as forecast, it should feel warm enough to surf in a summer wetsuit. Effective air temperature of 15.0 °C.

Today, many surfers would wear a summer wetsuit.

Current Temp*: 19.3°C*ocean temperature recorded from satellite