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000 

WGUS74 KMOB 111626

FFSMOB

ALC097-111815-



URBAN AND SMALL STREAM FLOOD ADVISORY

NATIONAL WEATHER SERVICE MOBILE AL

1125 AM CDT SAT AUG 11 2001



THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED AN URBAN AND SMALL

STREAM FLOOD ADVISORY EFFECTIVE UNTIL 115 PM CDT SATURDAY AFTERNOON

FOR PEOPLE IN THE FOLLOWING COUNTY



IN SOUTHWEST ALABAMA

     MOBILE COUNTY



AT 1120 AM CDT WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF 

SLOW MOVING THUNDERSTORMS EXTENDING FROM NEAR THE DOWNTOWN MOBILE 

AREA WESTWARD TO NEAR SEMMES AND TO THE TANNER WILLIAMS AND WEST 

MOBILE AREAS.  THESE STORMS ARE PRODUCING VERY HEAVY RAINFALL AS 

THEY MOVE TOWARD THE SOUTHEAST ONLY 5 TO 10 MPH.  DURING THE PAST 

HOUR AND A HALF...1.22 INCHES OF RAINALL HAS OCCURRED AT THE 

NATIONAL WEATHER SERVICE OFFICE AT THE MOBILE AIRPORT.  DOPPLER 

RADAR ESTIMATES INDICATE THAT MUCH OF THE CENTRAL PORTION OF MOBILE 

COUNTY HAS RECEIVED BETWEEN 1 TO 2 INCHES OF RAINFALL OVER THE PAST 

HOUR...WITH SOME LOCATIONS RECEIVING NEARLY 3 INCHES OVER THE PAST 

THREE HOURS.  AN ADDITIONAL 1 TO 2 INCHES OF RAINFALL IS LIKELY OVER 

THESE SAME AREAS THROUGH 115 PM.    



EXCESSIVE RUNOFF FROM THIS RAINFALL WILL CAUSE FLOODING OF SMALL 

CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES.  ADDITIONALLY... 

COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS 

AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.



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.

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