Flash Flood Watch
FLOOD WATCH NATIONAL WEATHER SERVICE BLACKSBURG VA 1040 AM EDT TUE JUN 18 2013 ...EXCESSIVE RAINFALL POSSIBLE THIS AFTERNOON... .AN AREA OF LOW PRESSURE WILL MOVE EAST OF THE MOUNTAINS THIS AFTERNOON...TRACKING EAST ACROSS THE ROANOKE AND SOUTHERN SHENANDOAH VALLEYS...THEN EAST ACROSS THE BLUE RIDGE INTO SOUTH CENTRAL VIRGINIA. VERY HEAVY RAIN IS LIKELY ALONG THE TRACK OF THIS LOW PRESSURE SYSTEM...WITH AMOUNTS THAT MAY EXCEED 3.00 INCHES. VAZ018>020-022>024-033>035-045>047-182200- /O.NEW.KRNK.FF.A.0006.130618T1440Z-130618T2200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-FRANKLIN- BEDFORD-AMHERST-CAMPBELL-APPOMATTOX-BUCKINGHAM- INCLUDING THE CITIES OF...NEW CASTLE...CLIFTON FORGE... COVINGTON...HOT SPRINGS...ROANOKE...SALEM...FINCASTLE... LEXINGTON...BUENA VISTA...ROCKY MOUNT...BEDFORD...AMHERST... LYNCHBURG...APPOMATTOX 1040 AM EDT TUE JUN 18 2013 ...FLASH FLOOD WATCH IN EFFECT UNTIL 6 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL VIRGINIA...SOUTH CENTRAL VIRGINIA...SOUTHWEST VIRGINIA AND WEST CENTRAL VIRGINIA...INCLUDING THE FOLLOWING AREAS...IN CENTRAL VIRGINIA...AMHERST...APPOMATTOX...BUCKINGHAM AND CAMPBELL. IN SOUTH CENTRAL VIRGINIA...BEDFORD. IN SOUTHWEST VIRGINIA... CRAIG. IN WEST CENTRAL VIRGINIA...ALLEGHANY VA...BATH... BOTETOURT...FRANKLIN...ROANOKE AND ROCKBRIDGE. * UNTIL 6 PM EDT THIS EVENING * LOCALLY HEAVY RAIN FELL OVER PARTS OF THE WATCH AREA LAST NIGHT...IN SOME CASES UPWARDS OF 3 INCHES. AN ADDITIONAL 1 TO 3 INCHES OF RAIN IS LIKELY TODAY. IF RAINFALL EXCEEDS 2 INCHES IN AN HOUR...FLASH FLOODING WILL BECOME LIKELY. * STREAMS IN PARTS OF BATH...ROCKBRIDGE...AND ALLEGHANY COUNTIES ARE ALREADY RUNNING HIGH DUE TO LAST NIGHTS RAINFALL. ADDITIONAL RAINFALL TODAY WILL CAUSE THESE STREAMS TO GO EVEN HIGHER. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE AWARE OF SUDDEN BURSTS OF VERY HEAVY RAIN...AND ESPECIALLY IF THEY ARE ASSOCIATED WITH THUNDERSTORMS. RAIN RATES ASSOCIATED WITH STORMS TODAY MAY APPROACH 4 INCHES IN AN HOUR. WITH THIS SORT OF RATE...JUST 15 MINUTES WOULD CAUSE DITCHES TO OVERFLOW PUTTING DEBRIS ON HIGH WAYS. 30 MINUTES OF THIS SORT OF RAIN WOULD BRING STREAMS TO BANKFULL. AND 45 MINUTES TO AN HOUR OF THESE SORT OF RAIN RATES WOULD RESULT IN FLASH FLOODING. A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ 11