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577 

RWUS32 KGJT 072317

FFSGJT

COC033-083-113-UTC037-080115-



URBAN AND SMALL STREAM FLOOD ADVISORY

NATIONAL WEATHER SERVICE GRAND JUNCTION CO

512 PM MDT SAT SEP 7 2002



THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED AN URBAN

AND SMALL STREAM FLOOD ADVISORY EFFECTIVE UNTIL 715 PM MDT SATURDAY

EVENING FOR PEOPLE IN THE FOLLOWING COUNTIES



IN SOUTHEAST UTAH

     EASTERN SAN JUAN



IN SOUTHWEST COLORADO

     WESTERN DOLORES...WESTERN MONTEZUMA AND WESTERN SAN MIGUEL



AT 510 PM...DOPPLER RADAR INDICATED A LINE OF STRONG STORMS MOVING 

TO THE EAST AT 30 TO 35 MPH. THE STORMS STRETCHED FROM MONTICELLO 

SOUTH TO THE ARIZONA BORDER. SPOTTERS NEAR BLUFF IN SOUTHEAST UTAH 

REPORTED RAINFALL RATES OF UP TO AN INCH IN LESS THAN AN HOURS TIME 

WITH THE STRONGEST STORM IN THE LINE. EXPECT THE LINE OF STORMS TO 

MOVE OVER OPEN COUNTRY IN EASTERN UTAH THROUGH 545 PM...THEN WILL 

MOVE INTO SOUTHWEST COLORADO FROM 600 TO 630 PM.



THESE STORMS WILL CONTINUE TO BE CAPABLE OF GENERATING VERY HEAVY 

RAINFALL FOR A BRIEF PERIOD OF TIME...ALONG WITH WIND GUSTS TO 45 

MPH...SMALL HAIL AND FREQUENT DANGEROUS LIGHTNING.



EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF CREEKS AND 

STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO 

TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN.



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

ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS

SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.

MOVE TO HIGHER GROUND.



NL

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