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000 

WGUS75 KTWC 010711

FFSTWC



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE TUCSON AZ

1210 AM MST SAT DEC 1 2007



AZC019-021-010930-

/O.CON.KTWC.FF.W.0063.000000T0000Z-071201T0930Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

PIMA AZ-PINAL AZ-

1210 AM MST SAT DEC 1 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 230 AM MST FOR

EASTERN PINAL AND EASTERN PIMA COUNTIES...



AT 1210 AM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED 

TO INDICATE HEAVY RAIN ALONG A LINE OF STORMS MOVING EAST AT 40 MPH 

ACROSS EASTERN PIMA AND EASTERN PINAL COUNTIES. THESE STORMS EXTEND 

ALONG A LINE FROM GREEN VALLEY...TO NORTHEAST TUCSON...TO MAMMOTH. 

THE HEAVY RAIN FROM THESE STORMS WILL CONTINUE TO FALL ON TOP OF 

ALREADY SATURATED SOILS FROM STORMS EARLIER TODAY RESULTING IN FLASH 

FLOODING. IN ADDITION...A BROAD AREA OF MODERATE RAIN WILL PERSIST 

BEHIND THIS LINE FOR 1 TO 2 HOURS. AUTOMATED RAIN GAGES REPORT THAT 

OVER THE PAST 4 HOURS...SEVERAL LOCATIONS IN ORO VALLEY HAVE 

RECEIVED BETWEEN 1 AND 2 INCHES OF RAIN WITH MOUNT LEMMON RECEIVING 

2.40 INCHES IN THE PAST 4 HOURS. 



IN ADDITION...WEATHER RADAR ESTIMATES INDICATE THAT THE HEAVIEST 

RAINFALL...BETWEEN 1 AND 3 INCHES OF RAIN HAS FALLEN ACROSS THE 

TUCSON AND CATALINA MOUNTAINS...AS WELL AS BETWEEN INTERSTATE 10 AND 

HIGHWAY 77 IN SOUTHEAST PINAL COUNTY.



AT MIDNIGHT MST...A GAGE ALONG SABINO CREEK AT THE SABINO CANYON DAM 

INDICATED THAT IT WAS ABOVE BANKFULL WITH A FLOW OF NEAR 2500 CFS. 

IN ADDITION TO THE MODERATE TO HEAVY RAINFALL THAT WILL PERSIST 

OVER THE CATALINA MOUNTAINS...A STRONG SOUTH WIND IN THE HIGHER 

ELEVATIONS WILL ENHANCE RAINFALL AMOUNTS RESULTING IN ADDITIONAL 

RISES ALONG SABINO CREEK.    



MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO

AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY

DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL

ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED

ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.



LAT...LON 3266 11181 3270 11170 3324 11096 3297 11076

      3317 11045 3176 11046 3179 11182

TIME...MOT...LOC 0710Z 253DEG 36KT 3299 11044 3241 11056

          3193 11065



$$



WEATHER.GOV/TUCSON

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