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000 

WGUS51 KCTP 122144

FFWCTP

PAC071-133-130030-



BULLETIN - EAS ACTIVATION REQUESTED

FLASH FLOOD WARNING

NATIONAL WEATHER SERVICE STATE COLLEGE PA

537 PM EDT SUN AUG 12 2001



THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A



* FLASH FLOOD WARNING FOR...

  YORK COUNTY IN PENNSYLVANIA

  LANCASTER COUNTY IN PENNSYLVANIA



* UNTIL 830 PM EDT.



* AT 530 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

  THUNDERSTORM WITH VERY HEAVY RAINFALL.



SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE

WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH 

FLOODING IN YORK AND LANCASTER COUNTIES. THE GREATEST RISK OF 

FLOODING IN YORK COUNTY IS EAST OF INTERSTATE 83.



LANCASTER COUNTY HAS RECEIVED SOME HEAVY RAIN OVER THE LAST FEW 

DAYS. FLOODING IS MORE LIKELY THERE BECAUSE PRE EXISTING CONDITIONS 

ARE SUCH THAT LESS WATER CAN BE ABSORBED BY THE ALREADY WET GROUND.



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

VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO HIGHER 

GROUND.



EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL

CREEKS AND STREAMS...HIGHWAYS...STREETS AND UNDERPASSES.



SMALL CREEKS AND STREAMS WILL RAPIDLY FLOOD...POSSIBLY WASHING OUT 

ROADS AND FLOODING NEARBY LOW LYING AREAS.



BE ESPECIALLY CAUTIOUS AFTER SUNSET WHEN IT IS HARDER TO RECOGNIZE 

THE DANGERS OF FLOODS AND FLASH FLOODS.



$$



LAT...LON 4020 7604 3979 7612 3975 7693 4010 7692



HEAD/MARTIN

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