An ejecting short wave trough and associated surface wave moved across the Southern Appalachians producing isolated strong to severe thunderstorms across Southeast Tennessee. S.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS MRX wrote it up.
An ejecting short wave trough and associated surface wave moved across the Southern Appalachians producing isolated strong to severe thunderstorms across Southeast Tennessee. Storm organization was aided by a strong low level jet in place across the Southeastern U.S.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Morristown, TN wrote its last area forecast discussion before the first event at Nov 16, 8:45 AM CST, 1 hour 30 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MORRISTOWN TN 945 AM EST WED NOV 16 2011 .DISCUSSION...LITTLE THUNDER NOTED WITH THE SHOWERS THIS MORNING AND MAIN CONCERN WILL BE FOR ISOLATED FLASH FLOODING. HOWEVER...24 HOUR RAINFALL AMOUNTS FOR OUR FORECAST AREA SEEM TO BE AROUND 1.25 INCHES OR LESS...WITH MUCH HEAVIER 24 HOUR AMOUNTS NOTED MAINLY OVER W AND MIDDLE TN. HEAVIEST AMOUNTS FROM OUR RAIN GAGES WERE 1.70 INCHES AT NEWFOUND GAP...1.80 INCHES AT OCONALUFTEE AND 2.30 INCHES AT MOUNT LECONTE. CURRENTLY THE HEAVIER RAINS ARE JUST WEST OF OUR PLATEAU COUNTIES...ALONG OR NEAR THE SLOW MOVING COLD FRONT. COULD SEE THE NEED FOR AN URBAN AND SMALL STREAM FLOOD ADVISORY LATER TODAY... BUT PROBABLY JUST IN A FEW SPOTS AT BEST. THE SOUTHERN STREAM SHORTWAVE AND FRONT SHOULD MOVE EAST FAST ENOUGH THIS EVENING...TO ALLOW MOST OF THE RAINS TO END OR GREATLY DIMINISH BY 06Z THURSDAY. ANY QPF AFTER 17/06Z IS JUST A FEW HUNDREDTHS OF AN INCH...AND MODEL SOUNDINGS LOOK TOO WARM TO ALLOW ICE NUCLEATION FOR SIGNIFICANT SNOW DEVELOPMENT. HOWEVER...PROBABLY WILL ADD A CHANCE OF SNOW SHOWERS OR FLURRIES ABOVE 3000 FEET ACROSS SW VA AND NRN MTNS OF E TN LATE TONIGHT...IN THE AFTERNOON PACKAGE. OTHERWISE...FORECAST GRIDS LOOK GENERALLY ON TRACK THIS MORNING... BUT HOURLY GRIDS WILL BE TWEAKED IF NEEDED AROUND 11 AM EST. && .MRX WATCHES/WARNINGS/ADVISORIES... NC...NONE. TN...NONE. VA...NONE. && TG
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 447 AM EST WED NOV 16 2011 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-171000- 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- 447 AM EST WED NOV 16 2011 /347 AM CST WED NOV 16 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE THROUGHOUT MOST OF THE DAY TODAY...AS A COLD FRONT SLOWLY MOVES THROUGH THE REGION. A FEW STORMS MAY BECOME STRONG...PRODUCING STRONG WIND GUSTS AND LOCALLY HEAVY RAINFALL. WIDESPREAD RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE EXPECTED TODAY AND TONIGHT...WITH LOCALLY HIGHER AMOUNTS UP TO THREE INCHES POSSIBLE IN A FEW AREAS. RAINFALL OF THIS MAGNITUDE COULD CREATE SOME MINOR FLOODING PROBLEMS IN LOW LYING AND FLOOD PRONE ARES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY DUE TO THE ISOLATED NATURE OF THE EXPECTED SEVERE THREAT. TD
The Northeast Alabama radar (KHTX), 64 km away, was scanning. The volume nearest the first event began at 16:14 UTC.
1 thunderstorm wind. Local standard time, as filed.
Large tree limbs were reported down and a tree was blown across the road at the intersection of highway 28 and Condra Switch Road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2011Every state in 2011This day in weather historyWarnings in Tennessee, November 2011
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 350725.