FLOOD WATCH
Warning Issue Date: 355 AM CST THU DEC 24 2009
/
...FLOOD WATCH REMAINS IN EFFECT FROM NOON CST /1 PM EST/ TODAY
THROUGH LATE TONIGHT...
THE FLOOD WATCH CONTINUES FOR
* PORTIONS OF ILLINOIS AND INDIANA...INCLUDING THE FOLLOWING
AREAS...IN ILLINOIS...BOONE...COOK...DE KALB...DUPAGE...FORD...
GRUNDY...IROQUOIS...KANE...KANKAKEE...KENDALL...LA SALLE...
LAKE IL...LEE...LIVINGSTON...MCHENRY...OGLE...WILL AND
WINNEBAGO. IN INDIANA...BENTON...JASPER...LAKE IN...NEWTON AND
PORTER.
* FROM NOON CST /1 PM EST/ TODAY THROUGH LATE TONIGHT.
* RAIN IS EXPECTED TO BECOME MODERATE TO OCCASIONALLY HEAVY THIS
AFTERNOON AND CONTINUE THROUGH THE OVERNIGHT HOURS. TOTAL
RAINFALL AMOUNTS OF 1.5 TO 2 INCHES WILL BE COMMON....WITH THE
POTENTIAL FOR LOCAL 3 INCH RAINFALL TOTALS BY FRIDAY MORNING.
* CURRENT SNOW COVER RANGES FROM 4 TO 8 INCHES ACROSS NORTHWEST
ILLINOIS TO 1 TO 3 INCHES ACROSS NORTHWEST INDIANA. AS THE SNOW
MELTS AND MODERATE TO OCCASIONAL HEAVY RAIN DEVELOPS...RAPID
RUNOFF DUE TO FROZEN GROUND CONDITIONS WILL RESULT IN
SIGNIFICANT RISES ON AREA RIVERS...WITH SOME RIVERS POSSIBLY
REACHING OR EXCEEDING FLOOD STAGE. FLOODING ACROSS LOW LYING AND
OTHER FLOOD PRONE AREAS WILL ALSO BE POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.
$$
BOXELL
WINTER WEATHER ADVISORY
Warning Issue Date: 353 AM CST THU DEC 24 2009
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL NOON CST
TODAY.
* TIMING...FREEZING RAIN WILL CONTINUE ACROSS MUCH OF COOK COUNTY
THROUGH NOON TODAY.
* ACCUMULATIONS...UP TO AN ADDITIONAL TENTH OF AN INCH OF ICE WILL
BE POSSIBLE THIS MORNING BEFORE TEMPERATURES RISE ABOVE
FREEZING. THE GREATEST ICE ACCUMULATIONS WILL BE ACROSS SUBURBAN
PORTIONS OF COOK COUNTY...AWAY FROM DOWNTOWN CHICAGO AND THE
SHORE OF LAKE MICHIGAN.
* HAZARDS...ACCUMULATION OF ICE. THE ACCUMULATION OF ICE WILL BE
GREATEST ON UNTREATED AND ELEVATED SURFACES. ICE FALLING FROM
ELEVATED STRUCTURES COULD ALSO POSE A HAZARD LATER THIS MORNING
AND AFTERNOON AS TEMPERATURES RISE ABOVE FREEZING.
* IMPACTS...ICE WILL LIKELY CONTINUE TO ACCUMULATE THIS
MORNING...WITH THE GREATEST ACCUMULATIONS ON UNTREATED
ROADWAYS...BRIDGES...OVERPASSES...AND ELEVATED SURFACES. WHILE
MANY PRIMARY ROADS HAVE BEEN TREATED...DRIVING CONDITIONS WILL
BE HAZARDOUS ON ANY ROAD SURFACE THAT BECOMES ICE COVERED.
INDIVIDUALS SHOULD ALSO REMAIN AWARE FOR FALLING ICE FROM
ELEVATED STRUCTURES LATER THIS MORNING AS TEMPERATURES BEGIN TO
RISE ABOVE FREEZING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WINTER WEATHER ADVISORY MEANS THAT A COMBINATION OF SLEET...OR
FREEZING RAIN WILL RESULT IN SLIPPERY ROADWAYS AND CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND
USE CAUTION WHILE TRAVELING.
$$
BOXELL
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