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RWUS32 KFSD 150257

FFSFSD

IAZ020>022-031-032-NEZ014-SDZ071-151200-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE SIOUX FALLS SD

957 PM CDT TUE AUG 14 2001



...FLASH FLOOD WATCH CONTINUES TONIGHT FOR SIOUX CITY AREA AND PARTS

OF NORTHWEST IOWA...



A FLASH FLOOD CONTINUES UNTIL 7 AM CDT FOR PEOPLE IN THE

FOLLOWING COUNTIES



IN SOUTHEAST SOUTH DAKOTA...

     UNION.



IN NORTHEAST NEBRASKA...

     DAKOTA.



IN NORTHWEST IOWA...

     WOODBURY...PLYMOUTH...CHEROKEE...IDA...AND BUENA VISTA.



A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE WITHIN

THE WATCH AREA. IF YOU ARE IN THE WATCH AREA...BE ADVISED TO CHECK

PREPAREDNESS REQUIREMENTS...KEEP INFORMED...AND BE READY FOR QUICK

ACTION IF FLASH FLOODING THREATENS.



DESPITE A RELATIVELY DRY PERIOD AS OF LATE...A WEATHER PATTERN WHICH

OFTEN RESULTS IN EXCESSIVE RAINFALL APPEARS TO BE SETTING UP FOR

LOCATIONS IN NORTHEAST NEBRASKA AND NORTHWEST IOWA. THE POTENTIAL

EXISTS FOR HEAVY RAIN TO CAUSE PROBLEMS SUCH AS DRAINAGE BACKUP AND

STREET FLOOD...ESPECIALLY IN URBAN AREAS.



IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE TO HIGHER GROUND TO

ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN

WATER BEGINS RISING. AVOID DRIVING VEHICLES ALONG STREETS PRONE TO

FLOODING DURING VERY HEAVY RAIN EVENTS.

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