THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY FOR…
FLOYD COUNTY IN NORTH CENTRAL IOWA…
THIS INCLUDES THE CITY OF CHARLES CITY…

* UNTIL 845 PM CDT

* AT 545 PM CDT…WEATHER RADAR OUT OF LA CROSSE SHOWED
THUNDERSTORMS WITH TORRENTIAL RAINFALL RATES MOVING INTO FLOYD
COUNTY. THESE STORMS HAVE THE HISTORY…AND THE CAPABILITY OF
PRODUCING RAINFALL RATES IN EXCESS OF 2 INCHES PER HOUR. DESPITE
DRY CONDITIONS RECENTLY…THIS EXTREME RAINFALL RATE WILL CAUSE
RUNOFF ISSUES FOR POORLY DRAINED AREAS…AND URBAN AREAS. SMALL
STREAMS WILL SEE RAPID RISES AND MAY COME OUT OF THEIR BANKS.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS ON
SMALL CREEKS AND STREAMS…AND PONDING OF WATER IN URBAN AREAS…
HIGHWAYS…STREETS AND UNDERPASSES AS WELL AS OTHER POOR DRAINAGE
AREAS AND LOW LYING SPOTS.