Severe Thunderstorm Warning 3, NWS Morristown, TN

Anderson County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Campbell County, TN, Carter County, TN, Claiborne County, TN, Cocke County, TN, Grainger County, TN, Greene County, TN, Hamblen County, TN, Hamilton County, TN, Hancock County, TN, Hawkins County, TN, Jefferson County, TN, Knox County, TN, Loudon County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Morgan County, TN, Rhea County, TN, Roane County, TN, Scott County, TN, Sequatchie County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Washington County, TN

411 
WWUS54 KMRX 222327
SVSMRX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
627 PM EST WED FEB 22 2012

TNC001-007-009-011-013-019-025-029-057-059-063-065-067-073-089-093-
105-107-121-123-129-143-145-151-153-155-163-171-173-179-222345-
/O.CON.KMRX.SV.W.0003.000000T0000Z-120222T2345Z/
RHEA TN-ROANE TN-SCOTT TN-SEQUATCHIE TN-SULLIVAN TN-UNICOI TN-
UNION TN-WASHINGTON TN-LOUDON TN-ANDERSON TN-BLEDSOE TN-BRADLEY TN-
CAMPBELL TN-CLAIBORNE TN-GRAINGER TN-HAMBLEN TN-HAMILTON TN-
HANCOCK TN-HAWKINS TN-JEFFERSON TN-KNOX TN-MCMINN TN-MEIGS TN-
MORGAN TN-MONROE TN-COCKE TN-SEVIER TN-CARTER TN-GREENE TN-BLOUNT TN-
627 PM EST WED FEB 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM
EST/545 PM CST/ FOR BLOUNT...GREENE...CARTER...SEVIER...COCKE...
MONROE...MORGAN...MEIGS...MCMINN...KNOX...JEFFERSON...HAWKINS...
HANCOCK...HAMILTON...HAMBLEN...GRAINGER...CLAIBORNE...SOUTHERN
CAMPBELL...EXTREME NORTHERN BRADLEY...BLEDSOE...ANDERSON...LOUDON...
WASHINGTON...UNION...UNICOI...EXTREME WESTERN SULLIVAN...
SEQUATCHIE...EXTREME SOUTHERN SCOTT...ROANE AND RHEA COUNTIES...

AT 615 PM EST/515 PM CST/...NATIONAL WEATHER SERVICE DOPPLER RADAR
CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF
PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60
MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM FALL
BRANCH TO MOUNT CREST...OR ALONG A LINE EXTENDING FROM 9 MILES SOUTH
OF KINGSPORT TO PIKEVILLE...MOVING EAST AT 60 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  JOHNSON CITY...LENOIR CITY...DANDRIDGE...DAYTON...LOUDON...
  GREENEVILLE...ELIZABETHTON...ALCOA...SEVIERVILLE...DECATUR...
  MARYVILLE...SWEETWATER...NEWPORT...ERWIN...MADISONVILLE...ATHENS...
  JONESBOROUGH...TUSCULUM...EAGLETON VILLAGE AND HAMPTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES PRIMARY KILLERS ASSOCIATED
WITH THUNDERSTORMS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE
CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

&&

LAT...LON 3554 8549 3577 8525 3576 8500 3583 8477
      3593 8469 3608 8480 3660 8295 3624 8195
      3600 8262 3606 8264 3595 8279 3523 8499
TIME...MOT...LOC 2325Z 292DEG 57KT 3634 8239 3558 8507

$$

468 
WWUS54 KMRX 222344
SVSMRX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
644 PM EST WED FEB 22 2012

TNC001-007-009-011-013-019-025-029-057-059-063-065-067-073-089-093-
105-107-121-123-129-143-145-151-153-155-163-171-173-179-222354-
/O.EXP.KMRX.SV.W.0003.000000T0000Z-120222T2345Z/
RHEA TN-ROANE TN-SCOTT TN-SEQUATCHIE TN-SULLIVAN TN-UNICOI TN-
UNION TN-WASHINGTON TN-LOUDON TN-ANDERSON TN-BLEDSOE TN-BRADLEY TN-
CAMPBELL TN-CLAIBORNE TN-GRAINGER TN-HAMBLEN TN-HAMILTON TN-
HANCOCK TN-HAWKINS TN-JEFFERSON TN-KNOX TN-MCMINN TN-MEIGS TN-
MORGAN TN-MONROE TN-COCKE TN-SEVIER TN-CARTER TN-GREENE TN-BLOUNT TN-
644 PM EST WED FEB 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR BLOUNT...GREENE...CARTER...
SEVIER...COCKE...MONROE...MORGAN...MEIGS...MCMINN...KNOX...
JEFFERSON...HAWKINS...HANCOCK...HAMILTON...HAMBLEN...GRAINGER...
CLAIBORNE...SOUTHERN CAMPBELL...EXTREME NORTHERN BRADLEY...BLEDSOE...
ANDERSON...LOUDON...WASHINGTON...UNION...UNICOI...EXTREME WESTERN
SULLIVAN...SEQUATCHIE...EXTREME SOUTHERN SCOTT...ROANE AND RHEA
COUNTIES WILL EXPIRE AT 645 PM EST/545 PM CST/...

THE STORMS THAT PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LEVELS. THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 3554 8549 3577 8525 3576 8500 3583 8477
      3593 8469 3608 8480 3660 8295 3624 8195
      3600 8262 3606 8264 3595 8279 3523 8499
TIME...MOT...LOC 2344Z 292DEG 57KT 3622 8205 3547 8473

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
325 PM EST WED FEB 22 2012

.SHORT TERM...(TONIGHT AND THURSDAY)...ANOTHER WEAK SHORT WAVE WILL
ENHANCE SHOWERS AND THUNDERSTORMS THIS EVENING...BUT THESE SHOULD
DIMINISH TO JUST SHOWERS AND WILL EXIT AFTER MIDNIGHT.  WILL CARRY
LIKELY POPS ALL ZONES TONIGHT.  STILL SOME THREAT OF SEVERE LATER
THIS AFTERNOON INTO THE EVENING MAINLY SOUTHERN HALF WHERE BETTER
DESTABILIZATION HAS OCCURRED NEAR AND SOUTH OF THE WARM FRONT.
TOMORROW CLOUDS SHOULD BREAK AND ALLOW FOR A MOSTLY SUNNY
AFTERNOON.  TEMPS THURSDAY WILL BE WELL ABOVE NORMAL...AND WINDS
WILL BE GUSTY FROM THE SOUTHWEST.  MAV TEMPS GENERALLY LOOK
REASONABLE...SO JUST SOME TWEAKS MAINLY TO RAISE SOME LOWS
TONIGHT.

.LONG TERM...(THURSDAY NIGHT THROUGH WEDNESDAY)...AFTER A WARM AND
BREEZY THURSDAY A DEEP LOW PRESSURE AREA MOVING ACROSS THE OHIO
VALLEY WILL KEEP STRONG SOUTHERLY WINDS OVER THE FORECAST AREA
THURSDAY NIGHT. A STRONG SHORT WAVE MOVING INTO THE MID MS VALLEY
WILL ENHANCE MOISTURE TRANSPORT AND LIFT AND WITH STRONG WINDS
ALOFT AND HIGH SHEAR A SQUALL LINE IS POSSIBLE LATE IN THE EVENING
AND EARLY MORNING FRIDAY. THE ENVIRONMENT IS ALSO FAVORABLE FOR
ISOLATED SUPERCELLS JUST AHEAD OF THE SQUALL LINE WITH LARGE HAIL AND
A FEW TORNADOES POSSIBLE. THE STRONG WINDS MAY REQUIRE A WIND
ADVISORY FOR THURSDAY AFTERNOON INTO FRIDAY. FRIDAY SHOWERS LINGER AND
TEMPERATURES ARE MUCH COOLER BEHIND FRONT. ANOTHER UPPER LEVEL
DISTURBANCE WITHIN THE UPPER TROUGH BEHIND THE COLD FRONT FRIDAY
NIGHT WILL BRING SOME SNOW SHOWERS TO THE NORTHERN SECTIONS OF THE
FORECAST AREA. AT THIS TIME AMOUNTS LOOK TO BE ABOUT AN INCH OR
LESS FRIDAY NIGHT THROUGH SATURDAY MORNING. LOWS FRIDAY NIGHT WILL
BE NEAR FREEZING CENTRAL AND SOUTH AND A FEW DEGREES BELOW FREEZING
NORTH AND MOUNTAINS. HIGHER PRESSURE BUILDS IN SATURDAY AFTERNOON
THROUGH SUNDAY NIGHT. FOR THE PERIOD MONDAY THROUGH WEDNESDAY.
ECMWF AND CANADIAN BRINGS SYSTEM IN MONDAY AND TUESDAY. GFS KEEPS
HIGH PRESSURE OVER FORECAST AREA FOR THE FIRST OF THE WEEK WITH
MAIN SYSTEM WEDNESDAY. WILL FOLLOW CLOSER TO ECMWF AND GRADUALLY
INCREASE POPS WITH UNSETTLED PATTERN MONDAY THROUGH WEDNESDAY.

&&

.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN             51  74  50  58  32 /  60  10  70  30  10
KNOXVILLE MCGHEE TYSON AIRPORT, TN  49  71  49  56  31 /  70  10  70  30  10
OAK RIDGE, TN                       49  71  47  56  31 /  70  10  70  30  10
TRI CITIES AIRPORT, TN              44  69  46  54  28 /  70  10  70  50  30

&&

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

&&

LW/TD

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MORRISTOWN TN
304 PM EST WED FEB 22 2012

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-232000-
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-
304 PM EST WED FEB 22 2012 /204 PM CST WED FEB 22 2012/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

AN UPPER LEVEL DISTURBANCE WILL SWING ACROSS THE AREA TONIGHT...WHICH
SHOULD LEAD TO THE DEVELOPMENT OF THUNDERSTORMS ACROSS THE REGION
LATE THIS AFTERNOON AND EVENING. SOME OF THE STORMS MAY BECOME
SEVERE ESPECIALLY OVER THE SOUTHERN HALF OF THE AREA...WITH THE
MAIN THREATS BEING DAMAGING WINDS AND LARGE HAIL. AN ISOLATED
TORNADO ALSO CANNOT BE RULED OUT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

A STRONG COLD FRONT WILL MOVE THROUGH THE EASTERN TENNESSEE VALLEY
AND SOUTHERN APPALACHIANS LATE THURSDAY NIGHT. WARM MOIST AIR
AHEAD OF THIS FRONT SHOULD LEAD TO THE DEVELOPMENT OF A ROUND OF
STRONG CONVECTION THURSDAY EVENING INTO THE EARLY MORNING HOURS
FRIDAY. A FEW OF THESE STORMS COULD BECOME SEVERE...WITH THE MAIN
THREATS BEING DAMAGING WINDS AND LARGE HAIL. HOWEVER...AN ISOLATED
TORNADO WILL ALSO BE POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING AND
AGAIN OVERNIGHT THURSDAY NIGHT.

LW/TD

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
306 PM EST WED FEB 22 2012

NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002-
005-006-008-230400-
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-
INCLUDING THE CITIES OF...MURPHY...HAYESVILLE...ONEIDA...
LA FOLLETTE...TAZEWELL...SNEEDVILLE...ROGERSVILLE...KINGSPORT...
BRISTOL...MOUNTAIN CITY...WARTBURG...CLINTON...OAK RIDGE...
MAYNARDVILLE...RUTLEDGE...MORRISTOWN...NEWPORT...COSBY...
GREENEVILLE...CEDAR CREEK...JOHNSON CITY...ERWIN...ELIZABETHTON...
ROAN MOUNTAIN...KINGSTON...LENOIR CITY...KNOXVILLE...DANDRIDGE...
MARYVILLE...CADES COVE...SEVIERVILLE...GATLINBURG...DUNLAP...
PIKEVILLE...DAYTON...DECATUR...ATHENS...MADISONVILLE...
COKER CREEK...JASPER...CHATTANOOGA...CLEVELAND...BENTON...
DUCKTOWN...JONESVILLE...WISE...NORTON...GATE CITY...LEBANON...
ABINGDON
306 PM EST WED FEB 22 2012 /206 PM CST WED FEB 22 2012/

...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND THURSDAY
NIGHT...

AN UPPER LEVEL DISTURBANCE WILL SWING ACROSS THE AREA TONIGHT...WHICH
SHOULD LEAD TO THE DEVELOPMENT OF THUNDERSTORMS ACROSS THE REGION
LATE THIS AFTERNOON AND EVENING. SOME OF THE STORMS MAY BECOME
SEVERE ESPECIALLY OVER SOUTHEAST TENNESSEE...CENTRAL EAST
TENNESSEE...AND EXTREME SOUTHWEST VIRGINIA...WITH THE MAIN THREATS
BEING DAMAGING WINDS AND LARGE HAIL. AN ISOLATED TORNADO ALSO
CANNOT BE RULED OUT.

A GREATER POTENTIAL FOR SEVERE STORMS WILL OCCUR THURSDAY NIGHT
AHEAD OF A STRONG COLD FRONT. AS AN AREA OF LOW PRESSURE CROSSES
THE OHIO VALLEY...A STRONG SOUTH TO SOUTHWEST WIND WILL DEVELOP
THURSDAY AFTERNOON...AND TEMPERATURES WILL RISE INTO THE LOWER 70S
IN THE TENNESSEE VALLEY. THE WARM MOIST AIR AND GUSTY SOUTHERLY
WINDS WILL GENERATE STRONG TO SEVERE THUNDERSTORMS LATE THURSDAY
EVENING...MOVING EAST ACROSS THE AREA THROUGH THE EARLY MORNING
HOURS FRIDAY. DAMAGING STRAIGHT LINE WINDS ARE EXPECTED TO BE THE
MAIN THREAT...WITH A POTENTIAL FOR SOME TORNADOES AS WELL.

SINCE THE MAIN THREAT OF SEVERE WEATHER IS EXPECTED TO ARRIVE
AFTER SUNSET THURSDAY NIGHT...RESIDENTS OF EAST TENNESSEE AND
SOUTHWEST VIRGINIA ARE URGED TO MAINTAIN A HIGH LEVEL OF
AWARENESS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA
FOR FURTHER DETAILS OR UPDATES.

LW/TD