

000 

WGUS73 KFSD 210801

FFSFSD



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE SIOUX FALLS SD

258 AM CDT TUE JUN 21 2005



SDC009-210830-

BON HOMME SD-

258 AM CDT TUE JUN 21 2005



...A FLASH FLOOD WARNING CONTINUES UNTIL 330 AM CDT FOR BON HOMME

COUNTY...



AT 254 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS 

ESTIMATING FROM 3 TO 5 INCHES OF RAINFALL OVER MUCH OF THE CENTRAL 

PORTIONS OF BON HOMME COUNTY SINCE THIS PAST EVENING.  SCATTERED

THUNDERSTORMS WERE CONTINUING TO DEVELOP...AND WHILE LESSER 

COVERAGE...WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL 

THROUGH 330 AM.  EXTENSIVE PONDING IS A CONCERN AREAS NEAR 

TYNDALL...AND NUMEROUS SMALL STREAMS AND CREEKS...INCLUDING EMMANUEL 

AND SNATCH CREEKS...WILL CONTINUE TO HAVE A FLASH FLOOD RISK THROUGH 

330 AM.



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY

ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW

LYING AREAS ARE SUBJECT TO FLOODING.



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 4317 9786 4316 9808 4287 9812 4287 9768



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