LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
318 PM CDT TUE OCT 30 2012

Waves expected to gradually subside through the night.

COOK COUNTY-
318 PM CDT TUE OCT 30 2012

…LAKESHORE FLOOD WARNING NOW IN EFFECT UNTIL 4 AM CDT
WEDNESDAY…

* LAKE SHORE FLOODING…STRONG NORTHERLY WINDS WILL RESULT IN
LARGE BATTERING WAVES OF UP TO AROUND 20 FT EARLY THIS EVENING
WITH WAVES SLOWLY SUBSIDING THROUGH TONIGHT.

* IMPACTS…THESE LARGE WAVES WILL BATTER THE BEACHES AND
SHORELINES LEADING TO COASTAL EROSION AND FLOODING…SIMILAR
TO WHAT WAS EXPERIENCED DURING THE SEPTEMBER 2011 STORM. SOME
OF THE MORE VULNERABLE SPOTS ALONG THE LAKE SHORE…INCLUDING
THE CHICAGO LAKE SHORE BIKE PATH AND PORTIONS OF SOUTH LAKE
SHORE DRIVE…AND ANY PIERS AND BREAK WALLS THAT EXTEND INTO
THE LAKE OR EXPOSED TO OPEN WATER WAVES…COULD BE
SIGNIFICANTLY IMPACTED FROM THESE LARGE WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A LAKESHORE FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR
IMMINENT ALONG THE LAKE. RESIDENTS ON OR NEAR THE SHORE IN THE
WARNED AREA SHOULD BE ALERT FOR RISING WATER…AND TAKE
APPROPRIATE ACTION TO PROTECT LIFE AND PROPERTY. STAY OFF OF
EXPOSED PIERS AND BREAK WALLS AS HIGH WAVES WILL LIKELY BE
CRASHING ACROSS THESE STRUCTURES AND COULD SWEEP INDIVIDUALS INTO
THE VERY ROUGH WATERS.

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