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256 

RWUS32 KRAP 151029

FFSRAP

SDZ002-151400-



SMALL STREAM FLOOD ADVISORY

NATIONAL WEATHER SERVICE RAPID CITY SD

430 AM MDT SUN JUL 15 2001



...SMALL STREAM FLOOD ADVISORY FOR NORTHERN PERKINS COUNTY UNTIL 800 

AM MDT...



AT 423 AM MDT...NATIONAL WEATHER SEVICE DOPPLER RADAR INDICATED THAT 

3 TO 6 INCHES OF RAIN HAD FALLEN OVER NORTHEASTERN PERKINS 

COUNTY...MAINLY ALONG THE GRAND RIVER NEAR SHADEHILL AND SHADEHILL 

RESERVOIR...WITH THE HEAVIEST RAINFALL EAST OF HIGHWAY 73. AT 400 AM 

MDT...THE PERKINS COUNTY SHERIFF REPORTED HEAVY RAIN NEAR SHADEHILL.



THUNDERSTORMS HAVE DECREASED IN INTENSITY AND AREAL COVERAGE DURING 

THE PAST HOUR...AND THIS TREND SHOULD CONTINUE THROUGH 500 AM 

MDT...WITH ADDITIONAL RAINFALL LESS THAN AN INCH. MUCH OF THE RUNOFF 

FROM THESE HEAVY RAINS WILL FLOW INTO THE GRAND RIVER...BUT SOME 

LOWLAND AND SMALL STREAM FLOODING WILL OCCUR IN THE SHADEHILL AREA 

THROUGH 730 AM MDT.



USE EXTRA CAUTION AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS

OF FLOODING. DO NOT WALK OR DRIVE ACROSS ANY LOCATION WHERE WATER

COVERS THE ROAD.



LAT...LON 4595 10201 4549 10200 4551 10295 4594 10295



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