

000 

WGUS53 KFSD 210518

FFWFSD

IAC149-193-NEC043-051-SDC027-127-211115-

/O.NEW.KFSD.FF.W.0025.080721T0516Z-080721T1115Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/



BULLETIN - EAS ACTIVATION REQUESTED

FLASH FLOOD WARNING

NATIONAL WEATHER SERVICE SIOUX FALLS SD

1216 AM CDT MON JUL 21 2008



THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A



* FLASH FLOOD WARNING FOR...

  DAKOTA COUNTY IN NORTHEAST NEBRASKA

  DIXON COUNTY IN NORTHEAST NEBRASKA

  SOUTHERN PLYMOUTH COUNTY IN NORTHWEST IOWA

  WOODBURY COUNTY IN NORTHWEST IOWA

  SOUTHEASTERN CLAY COUNTY IN SOUTHEAST SOUTH DAKOTA

  SOUTHERN UNION COUNTY IN SOUTHEAST SOUTH DAKOTA



* UNTIL 615 AM CDT



* AT 1213 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 

  TRAINING THUNDERSTORMS MOVING EAST AT 35 MPH THAT WILL LIKELY 

  PRODUCE FLASH FLOODING RAINS.



* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HOMER...

  SOUTH SIOUX CITY...DAKOTA CITY...SIOUX CITY...SERGEANT BLUFF...

  HINTON...MERRILL...SALIX...LAWTON...SLOAN...MOVILLE...HORNICK...

  KINGSLEY...PIERSON...SMITHLAND...ANTHON...CORRECTIONVILLE AND

  DANBURY



RAINFALL RATES OF 2 TO 3 INCHES AN HOUR WILL BE LIKELY WITH THESE 

THUNDERSTORMS.



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. MOVE TO HIGHER GROUND.



FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE

YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME

KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR

CREEKS.



LAT...LON 4227 9632 4227 9635 4226 9701 4277 9700

      4276 9588 4256 9590 4256 9577 4222 9568

      4222 9633



$$



08

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