S.
Every event with a place to put it; 13 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
A strong pressure gradient across east Tennessee brought windy conditions over the mountains as a storm system moved across the midwest part of the 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 Dec 2, 6:15 AM EST, 4 hours earlier.
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
615 AM EST WED DEC 2 2009
.AVIATION...SIGNIFICANT SOUTHERN STREAM SYSTEM CONTINUES TO
MOVE THROUGH THE SOUTHERN APPALACHIAN REGION. CONDITIONS EXPECTED
TO REMAIN GENERALLY IFR AND POSSIBLY LOWER AS EVENT CONTINUES TO
UNFOLD. WIND SHEAR ALSO A CONCERN AS MODEL SOUNDINGS DEPICT LLJ
WINDS OF 60 KNOTS OR GREATER. SYSTEM PROJECTED TO PROGRESS QUITE
RAPIDLY AND BE DEPARTING AREA BY AFTERNOON RESULTING IN SLOWLY
IMPROVING CONDITIONS.
&&
.MRX WATCHES/WARNINGS/ADVISORIES...
NC...WIND ADVISORY UNTIL 4 PM EST THIS AFTERNOON FOR THE FOLLOWING
ZONES: CHEROKEE...CLAY.
TN...WIND ADVISORY UNTIL 4 PM EST /3 PM CST/ THIS AFTERNOON FOR THE
FOLLOWING ZONES: BLEDSOE...CAMPBELL...CLAIBORNE...EAST
POLK...MARION...MORGAN...SCOTT TN...SEQUATCHIE.
HIGH WIND WARNING UNTIL 4 PM EST THIS AFTERNOON FOR THE
FOLLOWING ZONES: BLOUNT SMOKY MOUNTAINS...COCKE SMOKY
MOUNTAINS...JOHNSON...MCMINN...NORTHWEST CARTER...NORTHWEST
MONROE...SEVIER SMOKY MOUNTAINS...SOUTHEAST CARTER...
SOUTHEAST GREENE...SOUTHEAST MONROE...SULLIVAN...UNICOI...
WASHINGTON TN.
VA...WIND ADVISORY UNTIL 4 PM EST THIS AFTERNOON FOR THE FOLLOWING
ZONES: LEE...RUSSELL...WISE.
HIGH WIND WARNING UNTIL 4 PM EST THIS AFTERNOON FOR THE
FOLLOWING ZONES: WASHINGTON.
&&
LCMHAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 349 AM EST WED DEC 2 2009 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-030900- 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- 349 AM EST WED DEC 2 2009 /249 AM CST WED DEC 2 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT A STRONG LOW PRESSURE SYSTEM WILL CONTINUE TO APPROACH THE TENNESSEE RIVER VALLEY TODAY...BRINGING A STRONG SOUTHEASTERLY WIND FLOW ACROSS THE MOUNTAINS. IN ADDITION...MOUNTAIN WAVES ARE EXPECTED TO DEVELOP...WHICH WILL BRING VERY STRONG WINDS INTO A NARROW CORRIDOR ALONG THE WESTERN FOOTHILLS OF THE SOUTHERN APPALACHIANS THROUGH THIS AFTERNOON. SOUTHEAST WINDS OF 20 TO 35 MPH WILL BE COMMON TODAY ACROSS THE MOUNTAINS AND FOOTHILLS OF EAST TENNESSEE...INCLUDING THE TRI CITIES REGION AND THE HIGHER TERRAIN OF WASHINGTON COUNTY OF SOUTHWEST VIRGINIA. GUSTS OF 50 TO 60 MPH COULD OCCUR AT TIMES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY AN UPPER LEVEL DISTURBANCE IS EXPECTED TO MOVE SOUTHEAST ACROSS THE TENNESSEE VALLEY AND SOUTHERN APPALACHIANS LATE FRIDAY NIGHT INTO SATURDAY. COLD AIR WILL BE IN PLACE ACROSS THE REGION...AND SCATTERED SNOW SHOWERS COULD DEVELOP. A VERY LIGHT SNOW ACCUMULATION IS POSSIBLE BY SATURDAY AFTERNOON...MAINLY OVER THE HIGHER TERRAIN AREAS OF SOUTHWEST VIRGINIA AND EAST TENNESSEE. WATCH FOR MORE DETAILS ON THIS SYSTEM AS THE WEEKEND DRAWS CLOSER. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. TG
The national radar mosaic for the moment the first event began.
12 high wind, 1 strong wind. Local standard time, as filed.
Law enforcement officials reported one tree was downed by non-thunderstorm winds east of Maryville.
A trained spotter reported one tree was downed by non-thunderstorm winds southwest of Maryville.
A NWS employee reported several trees downed by non-thunderstorm winds near Gatlinburg.
The Johnson City Free Press newspaper reported many trees and and powerlines downed by non-thunderstorm winds countywide. Several homes...businesses and outbuildings in Erwin were also damaged.
The Elizabethton Star newspaper reported at least 15 trees and many powerlines downed by non-thunderstorm winds countywide. A mobile home in Elizabethton was blown off its foundation. Several homes...businesses and outbuildings in Elizabethton were also damaged.
The Elizabethton Star newspaper reported at least 15 trees and many powerlines downed by non-thunderstorm winds countywide.
The NOAA ATDD site at Camp Creek measured a non-thunderstorm wind gust at 81 mph (70 knots).
Law enforcement officials reported numerous trees downed by non-thunderstorm winds countywide.
Law enforcement officials reported several trees downed by non-thunderstorm winds across the eastern one-third of the county.
Law enforcement officials reported numerous trees and a few powerlines downed by non-thunderstorm winds across the southern portions of the county.
A trained spotter reported several large trees uprooted and downed by non-thunderstorm winds in Hartford.
Law enforcement personnel reported trees downed by non-thunderstorm winds countywide.
The Greeneville Sun newspaper reported many trees and powerlines were downed by non-thunderstorm winds in the southeast portions of the county. More than 2000 utility customers lost power.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2009Every state in 2009This day in weather historyWarnings in Tennessee, December 2009
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: 206317, 206318, 206319, 206902, 206914, 206915, 206320, 206322, 206325, 206326, 206327, 206900, 206904.