FLOOD ADVISORY
Warning Issue Date: 824 PM CST THU DEC 24 2009
THE FLOOD ADVISORY IS EXTENDED FOR
THE DES PLAINES RIVER AT RIVERSIDE
* UNTIL SUNDAY AFTERNOON.
* AT 745 PM THURSDAY THE STAGE WAS 3.9 FEET.
* BANKFULL STAGE IS 6.0 FEET.
* FLOOD STAGE IS 7.0 FEET.
* FORECAST...THE RIVER WILL RISE TO NEAR 6.6 FEET BY SATURDAY
AFTERNOON.
* IMPACT...AT 6.5 FEET...FLOODING AFFECTS FOREST PRESERVE AREAS.
$$
FLOOD WATCH
Warning Issue Date: 1148 PM CST THU DEC 24 2009
/
...FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY MORNING...
THE FLOOD WATCH IS NOW IN EFFECT FOR
* PORTIONS OF ILLINOIS AND INDIANA...INCLUDING THE FOLLOWING
AREAS...IN ILLINOIS...BOONE...COOK...DE KALB...DUPAGE...FORD...
GRUNDY...IROQUOIS...KANE...KANKAKEE...KENDALL...LA SALLE...
LAKE IL...LEE...LIVINGSTON...MCHENRY...OGLE...WILL AND
WINNEBAGO. IN INDIANA...BENTON...JASPER...LAKE IN...NEWTON AND
PORTER.
* THROUGH FRIDAY MORNING.
* RAIN...AT TIMES MODERATE TO HEAVY...WILL CONTINUE THROUGH THE
OVERNIGHT HOURS. TOTAL RAINFALL AMOUNTS OF 1.5 TO 2 INCHES
WILL BE COMMON....WITH THE POTENTIAL FOR LOCALLY HIGHER
RAINFALL TOTALS BY FRIDAY MORNING.
* CURRENT SNOW COVER RANGES FROM 4 TO 8 INCHES ACROSS NORTHWEST
ILLINOIS TO 1 TO 3 INCHES ACROSS NORTHWEST INDIANA. AS THE SNOW
MELTS UNDER MODERATE TO HEAVY RAIN...RAPID RUNOFF DUE TO FROZEN
GROUND CONDITIONS WILL RESULT IN SIGNIFICANT RISES ON AREA
RIVERS. FLOODING ACROSS LOW LYING AND OTHER FLOOD PRONE AREAS
WILL ALSO BE POSSIBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR ADDITIONAL
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD
BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.
$$
LENNING
|
