

060 

RWUS32 KDEN 092330

FFSDEN

COZ035-036-038>43-100600-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DENVER CO

530 PM MDT MON JUL 9 2001



...A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT TONIGHT 

FOR PEOPLE IN THE FOLLOWING COUNTIES...



IN NORTHEAST COLORADO

     WELD...BOULDER...WESTERN ADAMS...WESTERN ARAPAHOE...DOUGLAS...

     JEFFERSON AND DENVER



IN NORTH CENTRAL COLORADO

     EASTERN LARIMER



IN CENTRAL COLORADO

     GILPIN...EASTERN CLEAR CREEK AND NORTHEASTERN PARK



IN EAST CENTRAL COLORADO

     NORTHWESTERN ELBERT



...REPEAT THIS IS A WATCH AND NOT A WARNING...



A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE WITHIN THE 

WATCH AREA.  PEOPLE IN THE WATCH AREA ARE ADVISED TO CHECK 

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

ACTION IF FLASH FLOODING THREATENS.



TROPICAL MONSOONAL MOISTURE ALOFT COMBINED WITH DEEP LOW LEVEL 

UPSLOPE MOISTURE NEAR THE SURFACE WILL PRODUCE HEAVY THUNDERSTORM 

RAINFALL AND THE POTENTIAL FOR FLASH FLOODING OVER NORTHEAST 

COLORADO AND POSSIBLY IN AND NEAR THE FRONT RANGE EASTERN FOOTHILLS 

THIS EVENING. 



AT THIS TIME IT APPEARS THE GREATEST THREAT FOR FLASH FLOODING THIS 

EVENING WILL OCCUR MAINLY ALONG AND EAST OF A LINE FROM CASTLE ROCK 

TO DENVER INTERNATIONAL AIRPORT TO GREELEY.  

   

HEAVY RAINFALL OF 2.00 TO 3.00 INCHES AN HOUR IS POSSIBLE WITH THE 

THUNDERSTORMS.  THIS AMOUNT OF RAIN HAS THE POTENTIAL TO CAUSE 

STREAM AND RIVER FLOODING...IN ADDITION TO FLOODING OF 

HIGHWAYS...SMALL STREAMS AND NORMALLY DRY GULCHES...LOW LYING OR 

FLOOD PRONE AREAS...AND STREETS AND UNDERPASSES.



ALL PEOPLE IN THE WATCH AREA SHOULD MONITOR NOAA WEATHER RADIO OR 

OTHER MASS MEDIA COMMUNICATION OUTLETS FOR THE LATEST INFORMATION 

AND POSSIBLE FLASH FLOOD WARNINGS. 



$$    



RPK



513 

RWUS32 KDEN 092338

FFSDEN

COZ035-036-038>043-100600-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DENVER CO

530 PM MDT MON JUL 9 2001



...A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT TONIGHT 

FOR PEOPLE IN THE FOLLOWING COUNTIES...



IN NORTHEAST COLORADO

     WELD...BOULDER...WESTERN ADAMS...WESTERN ARAPAHOE...DOUGLAS...

     JEFFERSON AND DENVER



IN NORTH CENTRAL COLORADO

     EASTERN LARIMER



IN CENTRAL COLORADO

     GILPIN...EASTERN CLEAR CREEK AND NORTHEASTERN PARK



IN EAST CENTRAL COLORADO

     NORTHWESTERN ELBERT



...REPEAT THIS IS A WATCH AND NOT A WARNING...



A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE WITHIN THE 

WATCH AREA.  PEOPLE IN THE WATCH AREA ARE ADVISED TO CHECK 

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

ACTION IF FLASH FLOODING THREATENS.



TROPICAL MONSOONAL MOISTURE ALOFT COMBINED WITH DEEP LOW LEVEL 

UPSLOPE MOISTURE NEAR THE SURFACE WILL PRODUCE HEAVY THUNDERSTORM 

RAINFALL AND THE POTENTIAL FOR FLASH FLOODING OVER NORTHEAST 

COLORADO AND POSSIBLY IN AND NEAR THE FRONT RANGE EASTERN FOOTHILLS 

THIS EVENING. 



AT THIS TIME IT APPEARS THE GREATEST THREAT FOR FLASH FLOODING THIS 

EVENING WILL OCCUR MAINLY ALONG AND EAST OF A LINE FROM CASTLE ROCK 

TO DENVER INTERNATIONAL AIRPORT TO GREELEY.  

   

HEAVY RAINFALL OF 2.00 TO 3.00 INCHES AN HOUR IS POSSIBLE WITH THE 

THUNDERSTORMS.  THIS AMOUNT OF RAIN HAS THE POTENTIAL TO CAUSE 

STREAM AND RIVER FLOODING...IN ADDITION TO FLOODING OF 

HIGHWAYS...SMALL STREAMS AND NORMALLY DRY GULCHES...LOW LYING OR 

FLOOD PRONE AREAS...AND STREETS AND UNDERPASSES.



ALL PEOPLE IN THE WATCH AREA SHOULD MONITOR NOAA WEATHER RADIO OR 

OTHER MASS MEDIA COMMUNICATION OUTLETS FOR THE LATEST INFORMATION 

AND POSSIBLE FLASH FLOOD WARNINGS. 



$$    



RPK

