

000 

WGUS73 KLOT 190427

FFSLOT



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL

1127 PM CDT WED JUL 18 2007



ILC037-103-141-190800-

OGLE IL-DEKALB IL-LEE IL-

1127 PM CDT WED JUL 18 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM CDT FOR

LEE...DEKALB AND OGLE COUNTIES...



AT 1125 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 

THAT THUNDERSTORMS PRODUCING HEAVY RAINFALL HAD MOVED SOUTHEAST OF 

THE WARNED AREA...THOUGH AN AREA LIGHTER STRATIFORM RAIN CONTINUED 

ACROSS NORTH CENTRAL ILLINOIS. THIS LIGHTER RAIN WILL COME TO AN END 

FROM WEST TO EAST ACROSS THE AREA THROUGH 1 AM.



HOWEVER...RUNOFF FROM HEAVY RAINFALL EARLIER IN THE EVENING AND FROM 

EARLIER THIS MORNING WILL CONTINUE TO CAUSE LOCALIZED FLOODING 

ACROSS NORTH CENTRAL ILLINOIS OVERNIGHT. RADAR RAINFALL ESTIMATES 

INDICATE THAT BETWEEN ONE AND A HALF AND TWO AND A HALF INCHES OF 

NEW RAIN FELL EARLIER THIS EVENING...PARTICULARLY ALONG THE OGLE AND 

LEE COUNTY BORDER FROM ASHTON...EAST THROUGH THE ROCHELLE AND 

STEWARD AREAS INTO CENTRAL DEKALB COUNTY JUST SOUTH OF DEKALB.



FLOODING OF LOW LYING AREAS...DITCHES AND CREEKS WILL BE SLOW TO 

SUBSIDE OVERNIGHT. MANY AREA ROADS REMAIN FLOODED IN SOME AREAS.



BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE

DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE

UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS

SUBJECT TO FLOODING WHEN WATER BEGINS RISING.



LAT...LON 4159 8963 4159 8918 4163 8918 4164 8863

      4214 8861 4215 8922 4220 8921 4220 8968

      4192 8969 4193 8965



$$



RATZER



000 

WGUS73 KLOT 190428 CCA

FFSLOT



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL

1127 PM CDT WED JUL 18 2007



ILC037-103-141-190800-

OGLE IL-DEKALB IL-LEE IL-

1127 PM CDT WED JUL 18 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM CDT FOR

LEE...DEKALB AND OGLE COUNTIES...



AT 1125 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 

THAT THUNDERSTORMS PRODUCING HEAVY RAINFALL HAD MOVED SOUTHEAST OF 

THE WARNED AREA...THOUGH AN AREA OF LIGHTER STRATIFORM RAIN 

CONTINUED ACROSS NORTH CENTRAL ILLINOIS. THIS LIGHTER RAIN WILL COME 

TO AN END FROM WEST TO EAST ACROSS THE AREA THROUGH 1 AM.



HOWEVER...RUNOFF FROM HEAVY RAINFALL EARLIER IN THE EVENING AND FROM 

EARLIER THIS MORNING WILL CONTINUE TO CAUSE LOCALIZED FLOODING 

ACROSS NORTH CENTRAL ILLINOIS OVERNIGHT. RADAR RAINFALL ESTIMATES 

INDICATE THAT BETWEEN ONE AND A HALF AND TWO AND A HALF INCHES OF 

NEW RAIN FELL EARLIER THIS EVENING...PARTICULARLY ALONG THE OGLE AND 

LEE COUNTY BORDER FROM ASHTON...EAST THROUGH THE ROCHELLE AND 

STEWARD AREAS INTO CENTRAL DEKALB COUNTY JUST SOUTH OF DEKALB.



FLOODING OF LOW LYING AREAS...DITCHES AND CREEKS WILL BE SLOW TO 

SUBSIDE OVERNIGHT. MANY AREA ROADS REMAIN FLOODED IN SOME AREAS.



BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE

DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE

UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS

SUBJECT TO FLOODING WHEN WATER BEGINS RISING.



LAT...LON 4159 8963 4159 8918 4163 8918 4164 8863

      4214 8861 4215 8922 4220 8921 4220 8968

      4192 8969 4193 8965



$$



RATZER

