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Haumoana Glass, Haumoana River Mouth

Haumoana River Mouth

6:49 am 8 Feb 2012

Hickory Bay

Hickory Bay

10:58 am 28 Jan 2012

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

…

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Rock Island Surf Forecast / Japan – Kanagawa and Chiba / Japan

48hr Weather and Surf Issued (local time): 02 am Tuesday 14 Feb 2012

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

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Tue
 14
0AM 		Tue
 14
3AM 		Tue
 14
6AM 		Tue
 14
9AM 		Tue
 14
12PM 		Tue
 14
3PM 		Tue
 14
6PM 		Tue
 14
9PM 		Wed
 15
0AM 		Wed
 15
3AM 		Wed
 15
6AM 		Wed
 15
9AM 		Wed
 15
12PM 		Wed
 15
3PM 		Wed
 15
6PM 		Wed
 15
9PM 		Thu
 16
0AM 		Thu
 16
3AM
Largest waves (m) & direction (?) 0.1
SE 		0.1
SE 		0.1
SE 		0.1
SE 		0.1
SE 		0.3
SSW 		0.4
SE 		0.2
ESE 		0.2
ESE 		0.2
ESE 		0.3
E 		0.1
SE 		0.1
SE 		0.3
E 		0.4
SE 		0.1
SE 		0.1
SE 		0.1
SE
Period (s) (?) 11 11 11 11 11 7 11 11 11 11 6 11 11 7 11 11 11 11
Surfscale
Wave
Graph
(?)
Max-energy 5 5 5 5 5 9 29 11 12 12 7 5 5 8 29 4 4 4
Wind
(km/h) 		10 NNE 20 NNE 25 NNE 20 NNE 20 NNE 15 NE 15 NE 15 ENE 10 NE 5 NE 5 NNE 5 ENE 10 NE 15 ENE 10 ENE 15 ENE 20 ENE 25 NE
Wind State (?) off off off off off off off cross-
off		 off off glass cross-
off		 cross-
off		 cross-
off		 cross-
off		 cross-
off		 cross-
off		 cross-
off
Key to wind character - offshore winds at Rock Island blow from the NNE
onshore cross-onshore cross-shore cross-offshore offshore glassy
Tide State (?) high ebb flow high ebb ebb low flow high ebb low flow high ebb low flow high ebb
High Tide
/ height (m) 		9:04PM
1.16

8:49AM
1.32



10:11PM
1.07


9:25AM
1.29


11:43PM
1.01
Low Tide
/ height (m)
2:40AM
0.60



3:41PM
0.34


3:18AM
0.72


4:44PM
0.33


 

Note: the tide data above is for Sinzyuku Wan (Zusi), Kanagawa, Japan which is 2 km away. Surf properties and timing are calculated for Rock Island. New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph.
Advanced Show advanced wave information
 

Today's Rock Island sea temperature is 15.7 °C (Statistics for 14 Feb 1981-2005 - mean: 16.4 max: 17.8 min: 15.0 °C)
  Tue
 14
0AM 		Tue
 14
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 14
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 14
9AM 		Tue
 14
12PM 		Tue
 14
3PM 		Tue
 14
6PM 		Tue
 14
9PM 		Wed
 15
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 15
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 15
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9PM 		Thu
 16
0AM 		Thu
 16
3AM
  rain showers part cloud part cloud part cloud part cloud rain showers light rain light rain cloud part cloud part cloud part cloud clear part cloud part cloud part cloud light rain light rain
Summary rain shwrs some clouds some clouds some clouds some clouds rain shwrs light rain light rain cloudy some clouds some clouds some clouds clear some clouds some clouds some clouds light rain light rain
Rain (mm) 1 - - - - 1 1 1 - - - - - - - - 1 1
Temp. °C 6 6 5 7 9 9 9 8 9 9 9 10 12 12 11 9 7 5
Chill °C (?) 3 2 1 3 6 7 7 6 8 9 9 9 11 11 10 7 3 1
Sunrise - - - 6:30 - - - - - - - 6:28 - - - - - -
Sunset - - - - - 17:22 - - - - - - - 17:22 - - - -
Wavefinder-local Show local wavefinder
  Tue
 14
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 16
0AM 		Thu
 16
3AM
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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 Rock Island 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.