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Rock Island ratings
Quality on a good day: 2.0
Consistency of Surf: 3.0
Difficulty Level: 1.0
Crowds: 3.0

Overall: 2.7

See all 18 ratings

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Surf Report Feed

Rock Island Spot ID

Surf default break image

Type: reef

Reliability: fairly consistent

Best: Swell S | Wind NNE

Sea Temperature Today is: 23.1 °C

Secret spot? We can hide it!

Monday, 14 October 2019, 11:05 Local time
Monday 14
Wave (m) 0.7
Period (s) 8 8 8 8
Wind (km/h) 30
N 30
NNE 30
N 30
Wind State off off off off

View detailed 48hrs and full 7 days forecasts

Rock Island in Kanagawa and Chiba is an exposed reef break that has pretty consitent surf Offshore winds blow from the north northeast with some shelter here from southeast winds. Windswells are much more typical than groudswells and the ideal wave angle is from the south. There is a left hand reef break. Good surf at all stages of the tide. Sometimes crowded. Submerged rocks are a hazard.

Japan wave energy surf 12 hr forecast

Forecast Wave Energy (Power): 12hrs

Tide Times:

For Sinzyuku Wan (Zusi), Kanagawa, Japan, 2 km from Rock Island.

IS AT (local time)

Rock Island Tide Times and Tide Chart

Live Weather:

At Zushi Kanagawa, 1 km from Rock Island.

light winds from the NE

Air temperature
17 °C

Current weather near Rock Island

Overall Rock Island Surf Consistency and Wind Distribution in October


Surf stats for Rock Island: see the swell variation by month.

Rock island.wind.statistics.octoberS.animatedS.label.animated

Wind stats for Rock Island: see the variation in direction and stength by month.

Rock Island Location Maps

Rock Island Location Map

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Surf spots located close to Rock IslandShoreline around Rock IslandRoads and rivers around Rock Island

Use this relief map to navigate to Kanagawa surf spots and tide stations that are in the area of Rock Island

Other Nearby Surf Breaks closest to Rock Island:

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Wave buoys nearest to Rock Island:

Tide stations nearest to Rock Island:

snow forecast website

Ski Resorts closest to Rock Island:

city weather forecast website

Town and city forecasts close to Rock Island:

  • Closest city location
    2 mi
  • Second closest city location
    2 mi
  • Third closest city location
    2 mi
  • Fourth closest city location
    6 mi
  • Fifth closest city location
    7 mi


  • The closest passenger airport to Rock Island is Tokyo International Airport (HND) in Japan, 35 km (22 miles) away (directly).
  • The second nearest airport to Rock Island is Yokota Ab Airport (OKO), also in Japan, 54 km (34 miles) away.
  • Third is Oshima Airport (OIM) in Japan, 59 km (37 miles) away.
  • New Tokyo International Airport (NRT) in Japan is 92 km (57 miles) away.
  • Miyakejima Airport (MMY), also in Japan is the fifth nearest airport to Rock Island and is 136 km (84 miles) away.
Rock Island break location map and break info

This is the Surf-Forecast page for Rock Island, Kanagawa. Use the tab navigation above to view Rock Island sea temperature, Rock Island photographs, Rock Island detailed swell predictions, wind and weather forecasts, Rock Island webcams, current wind from Kanagawa live weather stations and Rock Island tide predictions. The Japan swell maps link will open up the big picture showing Japan and the surrounding seas. These swell maps can be animated to show the different swell components, wave energy, wave period, wave heights, together with wind and weather forecasts, current weather and sea state observations from Japan wave-buoys, passing ships and coastal weather stations. Each of the forecast pages for this surf break feature a global and regional wavefinder tool to locate the best surf conditions in the area around Rock Island.