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000 

WGUS75 KPUB 222128

FFSPUB



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE PUEBLO CO

325 PM MDT MON AUG 22 2005



COC027-101-222345-

CUSTER CO-PUEBLO CO-

325 PM MDT MON AUG 22 2005



...THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL PUEBLO

AND NORTHEASTERN CUSTER COUNTIES UNTIL 545 PM MDT...



AT 320 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO

SHOW A THUNDERSTORM PRODUCING VERY HEAVY RAIN.  THIS STORM WAS

LOCATED OVER WEST CENTRAL PUEBLO COUNTY...OR ABOUT 18 MILES SOUTHWEST

OF PUEBLO...MOVING SOUTHEAST AT 15 MPH.



DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1 TO 1.75 INCHES HAVE 

OCCURRED OVER THE NORTHERN TWO THIRDS OF THE MASON GULCH BURN SCAR. 

THE THUNDERSTORM...WHICH PRODUCED THE HEAVY RAIN....HAS MOVED EAST 

OF THE REGION.  HOWEVER...RAPID RUNOFF FROM THE EARLIER HEAVY RAIN 

WILL CONTINUE...WITH FLASH FLOODING OF CREEKS AND SMALL DRAINAGES 

LIKELY.



A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.



JUST A SMALL AMOUNT OF RAINFALL ON A BURN SCAR CAN LEAD TO FLASH

FLOODING. WATER THAT IS NORMALLY ABSORBED BY VEGETATION...RUNS OFF

ALMOST INSTANTLY. THIS CAUSES CREEKS AND DRAINAGE AREAS TO FLOOD AT A

MUCH FASTER RATE THAN NORMAL. ADDITIONALLY...THE SOILS IN A BURN SCAR

BECOME VERY UNSTABLE WHEN IT RAINS...SOMETIMES CREATING ROCK SLIDES

AND MUDFLOWS. ROADWAYS CAN BE WASHED OUT BY THE FORCE OF THE RUSHING

WATER.



LAT...LON 3824 10502 3818 10514 3808 10502 3818 10494



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