FLOOD ADVISORY NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 934 AM EDT WED AUG 28 2013 BUCKS PA-LEHIGH PA-NORTHAMPTON PA- 934 AM EDT WED AUG 28 2013 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED AN * URBAN AND SMALL STREAM FLOOD ADVISORY FOR... NORTHWESTERN BUCKS COUNTY IN SOUTHEAST PENNSYLVANIA... EASTERN LEHIGH COUNTY IN EASTERN PENNSYLVANIA... SOUTHWESTERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA... * UNTIL 1230 PM EDT * AT 929 AM EDT WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF VERY HEAVY RAINFALL SLOWLY MOVING EAST-SOUTHEAST ACROSS THE LEHIGH VALLEY. RADAR ESTIMATES, COMBINED WITH REGIONAL OBSERVATIONS FROM LOCAL ASOS AND WEATHER UNDERGROUND SITES SHOW BETWEEN 1 TO 1.5 INCHES HAS FALLEN WITHIN THE PAST 30 MINUTES TO ONE HOUR. WITH THE SLOW MOVEMENT OF THE STORMS ADDITIONAL AMOUNTS UPWARDS OF 1 TO 1.5 INCHES IS POSSIBLE OVER THE NEXT HOUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS ON SMALL CREEKS AND STREAMS...AND PONDING OF WATER IN URBAN AREAS... HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER POOR DRAINAGE AREAS AND LOW LYING SPOTS.
Posted on: Wed, 28 Aug 2013 14:07:46 +0000
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