Flash Flood Warning 30, NWS Morristown, TN

000 
WGUS74 KMRX 250342
FFSMRX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1142 PM EDT THU SEP 24 2009

TNC163-VAC169-191-520-250545-
/O.CON.KMRX.FF.W.0030.000000T0000Z-090925T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SULLIVAN TN-CITY OF BRISTOL VA-SCOTT VA-WASHINGTON VA-
1142 PM EDT THU SEP 24 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM EDT FOR
WASHINGTON...EASTERN SCOTT...CITY OF BRISTOL AND SULLIVAN COUNTIES...

AT 1135 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SHOWERS STILL PRODUCING LIGHT TO MODERATE RAINFALL WITH ONE 
INCH OF RAIN DURING THE PAST HOUR NEAR BRISTOL TENNESSEE. HIGHWAY 75 
SOUTH OF ABINGDON REPORTED HIGH WATER OVER THE ROAD AT ABOUT 
1130 PM EDT. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ABINGDON... 
AND THE CITY OF BRISTOL VIRGINIA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RUNOFF FROM HEAVY RAIN WILL CAUSE FLOODING OF CREEKS AND STREAMS,
URBAN AREAS, HIGHWAYS, STREETS, AND UNDERPASSES. LOW LYING PLACES
THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. IF YOU COME TO A
FLOODED OR CLOSED ROAD...TURN AROUND DONT DROWN THIS IS A LIFE
THREATENING SITUATION.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS. OTHER LOW LYING PLACES THAT NORMALLY
FLOOD EASILY COULD BECOME DEATH TRAPS. IF YOU COME TO A FLOODED OR
CLOSED ROAD...TURN AROUND DONT DROWN THIS IS A LIFE THREATENING
SITUATION.

BE VERY CAREFUL AT NIGHT WHEN IT BECOMES DIFFICULT TO SEE FLOODING.
IF YOU SEE FLASH FLOODING...ACT NOW MOVE TO HIGHER GROUND
IMMEDIATELY GET OUT OF FLOODED AREAS NOW. IF YOU COME TO A FLOODED
OR CLOSED ROAD...TURN AROUND DONT DROWN THIS IS A LIFE THREATENING
SITUATION.

&&

LAT...LON 3663 8180 3658 8191 3655 8193 3658 8241
      3670 8245 3672 8234 3671 8233 3673 8230
      3684 8179

$$

TD

000 
WGUS74 KMRX 250505
FFSMRX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
105 AM EDT FRI SEP 25 2009

TNC163-VAC169-191-520-250515-
/O.CAN.KMRX.FF.W.0030.000000T0000Z-090925T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SULLIVAN TN-CITY OF BRISTOL VA-SCOTT VA-WASHINGTON VA-
105 AM EDT FRI SEP 25 2009

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR WASHINGTON...
EASTERN SCOTT...CITY OF BRISTOL AND SULLIVAN COUNTIES...

THE HEAVY RAINFALL THAT PROMPTED THE WARNING HAS ENDED ACROSS THE
WARNED AREA...AND THE FLOOD THREAT HAS DIMINISHED. THEREFORE...THE 
WARNING HAS BEEN CANCELLED. 

LAT...LON 3663 8180 3658 8191 3655 8193 3658 8241
      3670 8245 3672 8234 3671 8233 3673 8230
      3684 8179

$$

DGS

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
850 PM EDT THU SEP 24 2009

.DISCUSSION...VERY MOIST AIRMASS FOR LATE SEPTEMBER WITH DEWPOINTS
IN THE UPPER 60S TO LOWER 70S OVER MOST LOCATIONS. AIRMASS REMAINS
MARGINALLY UNSTABLE WITH CAPES BETWEEN 500-1000 J/KG. VERY MOIST AND
MARGINAL INSTABILITY WILL REMAIN MOST OF THE NIGHT. WILL MAINTAIN A
20-30 PERCENT POPS FOR THE REST OF THE NIGHT. MAIN CONCERN WITH
THESE SHOWERS-THUNDERSTORMS WILL BE VERY HEAVY RAIN. WILL NEED TO
WATCH FOR ANY TRAINING OF CELLS OVERNIGHT WITH LOCALLIZED HEAVY
RAINFALL POSSIBLE GIVEN PWS (FROM BNA SOUNDINGS) AT 2.2 INCHES...
WHICH TROPICAL LIKE.

HAVE UPPED LOWS ACROSS THE NORTHERN HALF OF THE FORECAST AREA BY A
DEGREE OR SO. HAVE ALSO ADDED PATCHY DENSE FOG GIVEN THE VERY MOIST
ENVIRONMENT.

&&

.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN             71  85  71  78  63 /  20  40  50  90  50
KNOXVILLE MCGHEE TYSON AIRPORT, TN  70  84  70  76  62 /  20  40  50  90  60
OAK RIDGE, TN                       71  84  70  76  62 /  20  40  50  90  50
TRI CITIES AIRPORT, TN              65  83  63  74  55 /  20  40  50  90  70

&&

.MRX WATCHES/WARNINGS/ADVISORIES...
NC...NONE.
TN...NONE.
VA...NONE.

&&

DH

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MORRISTOWN TN
352 AM EDT THU SEP 24 2009

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-250800-
CHEROKEE-CLAY-SCOTT TN-CAMPBELL-CLAIBORNE-HANCOCK-HAWKINS-
SULLIVAN-JOHNSON-MORGAN-ANDERSON-UNION-GRAINGER-HAMBLEN-
NORTHWEST COCKE-COCKE SMOKY MOUNTAINS-NORTHWEST GREENE-
SOUTHEAST GREENE-WASHINGTON TN-UNICOI-NORTHWEST CARTER-
SOUTHEAST CARTER-ROANE-LOUDON-KNOX-JEFFERSON-NW BLOUNT-
BLOUNT SMOKY MOUNTAINS-NORTH SEVIER-SEVIER SMOKY MOUNTAINS-
SEQUATCHIE-BLEDSOE-RHEA-MEIGS-MCMINN-NORTHWEST MONROE-
SOUTHEAST MONROE-MARION-HAMILTON-BRADLEY-WEST POLK-EAST POLK-LEE-
WISE-SCOTT-RUSSELL-WASHINGTON-
352 AM EDT THU SEP 24 2009 /252 AM CDT THU SEP 24 2009/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH
CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT

THE SOUTH CHICKAMAUGA CREEK NEAR CHATTANOOGA HAD FALLEN BELOW THE
FLOOD STAGE OVERNIGHT...AND CONDITIONS CONTINUED TO IMPROVE AFTER
THE RECENT HEAVY RAINS.

THUS...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

PATCHY AREAS OF DENSE FOG MAY DEVELOP LATE THURSDAY NIGHT AND
LINGER INTO FRIDAY MORNING...REDUCING VISIBILITIES TO BETWEEN ZERO
AND ONE HALF MILE.

SHOWERS AND THUNDERSTORMS WILL INCREASE FRIDAY NIGHT INTO SATURDAY
NIGHT...AS A COLD FRONT APPROACHES. AT THIS TIME...ONLY ISOLATED
STRONG TO SEVERE STORMS ARE EXPECTED...WITH STRONG AND GUSTY WINDS
THE MAIN THREAT. HOWEVER...THESE SHOWERS AND STORMS MAY PRODUCE A
FEW AREAS OF 1 TO 2 INCHES OF RAINFALL. MOTORISTS MAY NEED TO BE
ALERT FOR PONDING OF WATER ON ROADWAYS...AND MINOR FLOODING OF LOW
LYING AREAS AGAIN THIS WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED...UNLESS THE THREAT OF
STRONG TO SEVERE STORMS INCREASES FRIDAY NIGHT INTO SATURDAY NIGHT.

TG