

000 

WGUS53 KFSD 110417

FFWFSD

IAC059-110615-



BULLETIN - EAS ACTIVATION REQUESTED

FLASH FLOOD WARNING

NATIONAL WEATHER SERVICE SIOUX FALLS SD

1115 PM CDT TUE MAY 10 2005



THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A



* FLASH FLOOD WARNING FOR...

  DICKINSON COUNTY IN NORTHWEST IOWA



* UNTIL 115 AM CDT



* AT 1115 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR 

  INDICATED FLASH FLOODING FROM THUNDERSTORMS MOVING ACROSS 

  DICKINSON COUNTY. THESE STORMS ARE MOVING EAST AT 25 MPH.



RADAR INDICATES THAT 1 TO 2 INCHES OF RAIN HAVE FALLEN IN THE SPIRIT 

LAKE AREA.  ANOTHER THUNDERSTORM...EXPECTED TO REACH SPIRIT LAKE 

AROUND 1130 PM CDT...MAY PRODUCE UP TO AN INCH OF RAINFALL THROUGH 

MIDNIGHT.  THIS AMOUNT OF RAINFALL IS EXPECTED TO CAUSE URBAN 

FLOODING IN THE SPIRIT LAKE AREA.



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES

AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.



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.



DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE

ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS

SAFELY.



LAT...LON 4350 9539 4330 9539 4336 9494 4350 9493



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SCHUMACHER

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