Uchiboso Surf Forecast and Surf Reports

(Chiba, Japan)

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- Hourly Forecast
- 16 Day Forecast
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Spot Information

Uchiboso Surf Guide

Uchiboso in Kanagawa and Chiba is a sheltered beach break Offshore winds blow from the northeast. Windswells are much more typical than groudswells and the best wave direction is from the south. The beach breaks offer lefts and rights. Good surf at all stages of the tide. When the surf is up, it can get quite busy in the water.

Uchiboso Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Beach	3	rarely breaks	19.7°C*ocean temperature recorded from satellite

Surfing Uchiboso:

The best conditions reported for surf at Uchiboso occur when a South swell combines with an offshore wind direction from the Northeast.

Hourly Forecast

16 Day Forecast

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

augustBest Season: winter

The best time of year for surfing Uchiboso with consistent clean waves (rideable swell with light / offshore winds) is during Winter and most often the month of August. Clean surfable waves are typically found 1% of the time in August while 2% of the time it tends to be blown out. For the remaining 96% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

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

blown out

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

too small

96%

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

Explore Uchiboso Location Map

Interactive Uchiboso 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 Uchiboso is Oshima Airport (OIM) in Japan, 50 km (31 miles) away (directly). The second nearest airport to Uchiboso is Tokyo International Airport (HND), also in Japan, 58 km (36 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.

Uchiboso Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Thursday, 7 May 2026, 14:25 Local Time

m, °C	Thursday 07
ft, °F	12PM	3PM	6PM	9PM
Wave (m)	SSE	SSE	SSE	S
Period (s)	6	6	6	6
Wind (km/h)
Wind State	cross- on	cross- on	on	on

Tides at Uchiboso

Current tide and informaton

For Hunakata, Tiba, Japan, 3 km from Uchiboso.

Next High Water: 09:48pm | 1.25m

Next Low Water: 02:17am | 1.08m

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

Uchiboso Sea Temperature

The water temperature (19.7 °C) at Uchiboso 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 19.0 °C.

Today, many surfers would wear a summer wetsuit.

Current Temp*: 19.7°C*ocean temperature recorded from satellite