Hail, Hawkins
- When
- April 4, 2:25 PM EST to 2:30 PM EST
- Where
- Hawkins County, 1.81 mi WSW of Mooresburg
- Measured
- 0.75 in hail
- Reported by
- Trained Spotter
- Coordinates
- 36.340, -83.250
Trained spotter reported dime to penny size hail near Bean Station.
Tornado and Hail in Tennessee, April 4, 2011
A boundary across the area triggered severe thunderstorms in the afternoon and evening hours. Storm reports were mainly damaging thunderstorm wind and hail, but one tornado was also reported.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $154,000
- Crop damage
- None recorded
- Events
- 24
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.
What happened
The episode as NWS MRX wrote it up.
A boundary across the area triggered severe thunderstorms in the afternoon and evening hours. Storm reports were mainly damaging thunderstorm wind and hail, but one tornado was also reported.
What forecasters said that day
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 Apr 4, 2:23 PM EST, 2 minutes earlier.
Area forecast discussion, Apr 4, 2:23 PM EST, 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
323 PM EDT MON APR 4 2011
.SHORT TERM...(TONIGHT AND TUESDAY)...COLD FRONT TRACKING THROUGH
THE AREA TONIGHT. SHOULD HAVE STRONG TO SEVERE WEATHER TONIGHT AS
FRONT HEADS THROUGH THE AREA. FRONT MOVING OUT OF THE LATE TONIGHT
WITH LESSER RAIN CHANCES FOR TUESDAY. STRONG LOW LEVEL JET ALSO
EXPECTED TO CONTINUE THROUGH LATE EVENING...WILL LEAVE NPW FOR
WINDS GOING AS IS. STAYED NEAR GUIDANCE NUMBERS. MUCH COOLER
TEMPERATURES EXPECTED ON TUESDAY BEHIND THE FRONT.
.LONG TERM...(TUESDAY NIGHT THROUGH MONDAY)...MODELS IN DECENT
AGREEMENT FOR MUCH OF THE LONG TERM PERIOD...ALTHOUGH DIVERGING MORE
TOWARD THE LATTER PERIODS. SHOULD BE A CHILLY NIGHT TUESDAY
NIGHT...WITH TEMPS FALLING INTO THE UPPER 20S AND 30S MOST
LOCATIONS. MAY END UP NEEDING A FREEZE WARNINGS/FROST ADVISORIES IN
AREAS WHERE FREEZE PROGRAM IS CURRENTLY ACTIVE...BUT NO ISSUANCE
YET. SHOULD BE DRY WED AND THU WITH A WARMING TREND...THEN THINGS
LOOK MORE ACTIVE FOR THE WEEKEND. MAY BE SOME DRY PERIODS IN THE
FRIDAY THROUGH SUNDAY TIME FRAME...BUT DIFFICULT TO PINPOINT THIS
FAR OUT AS APPEARS WE WILL BE DEALING WITH SOME MINOR IMPULSES THAT
MODELS HAVE A HARD TIME RESOLVING THAT FAR OUT...SO FOR NOW WILL
CONTINUE TO CARRY LOW POPS ALL PERIODS. MORE SIGNIFICANT COLD FRONT
FORECAST TO BE MOVING IN EARLY NEXT WEEK...ALTHOUGH QUITE A BIT OF
TIMING UNCERTAINTY. WILL CARRY CHANCE POPS MONDAY FOR NOW.
&&
.PRELIMINARY POINT TEMPS/POPS...
CHATTANOOGA AIRPORT, TN 46 59 35 71 44 / 100 10 0 0 10
KNOXVILLE MCGHEE TYSON AIRPORT, TN 46 56 35 69 45 / 100 20 0 0 0
OAK RIDGE, TN 46 56 34 69 46 / 100 20 0 0 10
TRI CITIES AIRPORT, TN 46 52 29 67 38 / 100 30 0 0 0
&&
.MRX WATCHES/WARNINGS/ADVISORIES...
NC...WIND ADVISORY UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING
ZONES: CHEROKEE...CLAY.
TN...HIGH WIND WARNING UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING
ZONES: BLOUNT SMOKY MOUNTAINS...COCKE SMOKY MOUNTAINS...
SEVIER SMOKY MOUNTAINS...SOUTHEAST GREENE.
WIND ADVISORY UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING FOR THE
FOLLOWING ZONES: ANDERSON...BLEDSOE...BRADLEY...CAMPBELL...
CLAIBORNE...EAST POLK...GRAINGER...HAMBLEN...HAMILTON...
HANCOCK...HAWKINS...JEFFERSON...JOHNSON...KNOX...LOUDON...
MARION...MCMINN...MEIGS...MORGAN...NW BLOUNT...NORTH
SEVIER...NORTHWEST CARTER...NORTHWEST COCKE...NORTHWEST
GREENE...NORTHWEST MONROE...RHEA...ROANE...SCOTT TN...
SEQUATCHIE...SOUTHEAST CARTER...SOUTHEAST MONROE...
SULLIVAN...UNICOI...UNION...WASHINGTON TN...WEST POLK.
VA...WIND ADVISORY UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING
ZONES: LEE...RUSSELL...SCOTT...WASHINGTON...WISE.
&&
GH/LDWHazardous weather outlook, Apr 4, 4:07 AM EST, 10 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MORRISTOWN TN 507 AM EDT MON APR 4 2011 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-050900- 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- 507 AM EDT MON APR 4 2011 /407 AM CDT MON APR 4 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH CAROLINA...EAST TENNESSEE AND SOUTHWEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT SOUTH OR SOUTHWEST WINDS OF 20 TO 40 MPH CAN BE EXPECTED TODAY INTO THIS EVENING...AHEAD OF A STRONG COLD FRONT. WIND GUSTS OF 45 TO 65 MPH COULD OCCUR AT TIMES...MAINLY AT AND ABOVE ELEVATIONS OF 3000 FEET. A LINE OF THUNDERSTORMS WILL DEVELOP TODAY ACROSS THE MISSISSIPPI RIVER VALLEY...AHEAD OF A STRONG COLD FRONT. THESE STORMS WILL MOVE EAST ACROSS TENNESSEE...KENTUCKY AND THE GULF COAST STATES... REACHING THE CUMBERLAND PLATEAU AREAS BY LATE AFTERNOON OR EARLY EVENING. STRONG TO SEVERE STORMS SHOULD THEN CONTINUE EASTWARD ACROSS THE TENNESSEE VALLEY AND SOUTHERN APPALACHIANS DURING THE EVENING HOURS...AND POSSIBLY JUST BEYOND MIDNIGHT TONIGHT. DUE TO THE VERY STRONG WINDS AND COLD AIR ALOFT...DAMAGING STRAIGHT LINE WINDS AND LARGE HAIL ARE THE MAIN THREATS WITH THESE STORMS. HOWEVER...ISOLATED TORNADOES WILL ALSO BE A CONCERN...MAINLY ACROSS THE CUMBERLAND PLATEAU AND SOUTHERN HALF OF THE TENNESSEE VALLEY. SOME OF THE THUNDERSTORMS COULD PRODUCE HEAVY RAINFALL IN EXCESS OF TWO INCHES...WHICH MAY PRODUCE LOCALIZED FLASH FLOODING. THIS INFORMATION CAN ALSO BE FOUND IN OUR LATEST SPECIAL WEATHER STATEMENT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY CLEAR SKIES TUESDAY EVENING AND LIGHT WINDS IN A COLD AIR MASS WILL ALLOW TEMPERATURES TO DROP INTO THE UPPER 20S TO MID 30S ACROSS SOUTHWEST VIRGINIA...EAST TENNESSEE...AND SOUTHWEST NORTH CAROLINA. WIDESPREAD FROST IS LIKELY WHICH WILL LIKELY DAMAGE GROWING VEGETATION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE NEEDED FROM LATE TODAY THROUGH THE EVENING HOURS. TG/TD
In the hours before
Special weather statement, Apr 4, 10:03 AM EST, 4 hours 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1103 AM EDT MON APR 4 2011 NCZ060-061-TNZ012>018-035>047-067>074-081>087-098>102-VAZ001-002- 005-006-008-042315- 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 1103 AM EDT MON APR 4 2011 /1003 AM CDT MON APR 4 2011/ ...OUTBREAK OF STRONG TO SEVERE THUNDERSTORMS EXPECTED LATE TODAY INTO EARLY TONIGHT... A LINE OF THUNDERSTORMS WILL DEVELOP TODAY ACROSS THE MISSISSIPPI RIVER VALLEY...AHEAD OF A STRONG COLD FRONT. THESE STORMS WILL MOVE EAST ACROSS TENNESSEE...KENTUCKY AND THE GULF COAST STATES... REACHING THE CUMBERLAND PLATEAU AREAS BY LATE AFTERNOON OR EARLY EVENING. STRONG TO SEVERE STORMS SHOULD THEN CONTINUE EASTWARD ACROSS THE TENNESSEE VALLEY AND SOUTHERN APPALACHIANS DURING THE EVENING HOURS...AND POSSIBLY JUST BEYOND MIDNIGHT TONIGHT. DUE TO THE VERY STRONG WINDS AND COLD AIR ALOFT...DAMAGING STRAIGHT LINE WINDS AND LARGE HAIL ARE THE MAIN THREATS WITH THESE STORMS. HOWEVER...ISOLATED TORNADOES WILL ALSO BE A CONCERN...MAINLY ACROSS THE CUMBERLAND PLATEAU AND SOUTHERN HALF OF THE TENNESSEE VALLEY. SOME OF THE THUNDERSTORMS COULD PRODUCE HEAVY RAINFALL IN EXCESS OF TWO INCHES...WHICH MAY PRODUCE LOCALIZED FLASH FLOODING. THIS INFORMATION CAN ALSO BE FOUND IN OUR LATEST HAZARDOUS WEATHER PRODUCT. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES ON THIS DEVELOPING SEVERE WEATHER SYSTEM.
Special weather statement, Apr 4, 11:33 AM EST, 2 hours 52 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 1233 PM EDT MON APR 4 2011 TNZ038-069-070-073-041730- GRAINGER TN-JEFFERSON TN-KNOX TN-NORTH SEVIER TN- 1233 PM EDT MON APR 4 2011 ...SIGNIFICANT WEATHER ADVISORY FOR SEVIER...KNOX...WESTERN JEFFERSON AND GRAINGER COUNTIES UNTIL 130 PM EDT... AT 1223 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9 MILES NORTHEAST OF KNOXVILLE. THIS STORM WAS NEARLY STATIONARY. HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MALONEYVILLE... MASCOT...STRAWBERRY PLAINS AND BLAINE. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. DH
Special weather statement, Apr 4, 12:25 PM EST, 2 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 125 PM EDT MON APR 4 2011 TNZ098-041745- MARION TN- 1225 PM CDT MON APR 4 2011 ...SIGNIFICANT WEATHER ADVISORY FOR MARION COUNTY UNTIL 1245 PM CDT... AT 1220 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8 MILES SOUTHEAST OF MONTEAGLE...OR 8 MILES NORTHWEST OF JASPER...MOVING NORTHEAST AT 60 MPH. SMALL HAIL AND WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WHITWELL...MARTIN SPRINGS...POWELLS CROSSROADS AND GRIFFITH CREEK. IN ADDITION TO SMALL HAIL AND GUSTY 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.
Special weather statement, Apr 4, 12:40 PM EST, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 140 PM EDT MON APR 4 2011 TNZ081-082-099-041815- BLEDSOE TN-HAMILTON TN-SEQUATCHIE TN- 1240 PM CDT MON APR 4 2011 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN HAMILTON...BLEDSOE AND SEQUATCHIE COUNTIES UNTIL 115 PM CDT/215 PM EDT/... AT 1237 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 5 MILES NORTH OF WHITWELL...OR 10 MILES SOUTHWEST OF DUNLAP...MOVING NORTHEAST AT 55 MPH. SMALL HAIL AND WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...DUNLAP... SODDY-DAISY...LONE OAK...CAGLE...PALIO...OLD CUMBERLAND...BRAYTON AND SALE CREEK. IN ADDITION TO SMALL HAIL AND GUSTY 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.
Special weather statement, Apr 4, 2:02 PM EST, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 302 PM EDT MON APR 4 2011 TNZ015>017-038>040-042-044-070-VAZ001-005-041945- GRAINGER TN-HAMBLEN TN-HANCOCK TN-HAWKINS TN-JEFFERSON TN-LEE VA-NORTHWEST COCKE TN-NORTHWEST GREENE TN-SCOTT VA-SULLIVAN TN-WASHINGTON TN- 302 PM EDT MON APR 4 2011 ...SIGNIFICANT WEATHER ADVISORY FOR GREENE...COCKE...LEE...SCOTT... JEFFERSON...HAWKINS...HANCOCK...HAMBLEN...GRAINGER...EXTREME NORTHERN WASHINGTON AND SULLIVAN COUNTIES UNTIL 345 PM EDT... AT 258 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 6 MILES SOUTHWEST OF MORRISTOWN...MOVING NORTHEAST AT 50 MPH. HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...MORRISTOWN... ROGERSVILLE...KINGSPORT...BEAN STATION...RUSSELLVILLE... SURGOINSVILLE...COLONIAL HEIGHTS...LOWLAND...MOORESBURG...BULLS GAP...TREADWAY...ST. CLAIR...KLONDIKE...ROMEO...MCCLOUD... BAILEYTON...KEPLER...KYLES FORD...JEAROLDSTOWN AND PATTONSVILLE. SUSTAINED WINDS OR GUSTS UP TO 40 TO 50 MPH...HAIL OF PEA TO LESS THAN QUARTER SIZE...AND FREQUENT CLOUD TO GROUND LIGHTNING WILL BE POSSIBLE WITH THESE THUNDERSTORMS. ANY FURTHER STRENGTHENING OF THESE STORMS MAY REQUIRE ISSUANCE OF A WARNING. DH
The radar
The Knoxville radar (KMRX), 23 km away, was scanning. The volume nearest the first event began at 19:25 UTC.
Event by event
18 thunderstorm wind, 4 hail, 1 tornado, 1 funnel cloud. Local standard time, as filed.
Hail, Hawkins
- When
- April 4, 2:30 PM EST to 2:40 PM EST
- Where
- Hawkins County, 3 mi SSW of Rogersville
- Measured
- 1 in hail
- Reported by
- Trained Spotter
- Coordinates
- 36.360, -83.021
Trained spotter reported thunderstorms produced quarter-size hail was near Rogersville.
Thunderstorm Wind, Scott
- When
- April 4, 4:00 PM EST to 4:10 PM EST
- Where
- Scott County, Oneida
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $15,000
- Reported by
- Law Enforcement
- Coordinates
- 36.500, -84.520
Law enforcement personnel reported trees and powerlines downed by thunderstorm wind in Oneida.
Thunderstorm Wind, Bledsoe
- When
- April 4, 3:20 PM CST to 3:30 PM CST
- Where
- Bledsoe County, Pikeville
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 35.600, -85.200
Law enforcement personnel reported a few trees downed by thunderstorm wind in Pikeville.
Thunderstorm Wind, Marion
- When
- April 4, 3:30 PM CST to 3:40 PM CST
- Where
- Marion County, Jasper
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 35.080, -85.630
Law enforcement personnel reported a few trees downed by thunderstorm wind on Highway 150 in Jasper.
Thunderstorm Wind, Morgan
- When
- April 4, 4:30 PM EST to 4:40 PM EST
- Where
- Morgan County, Deer Lodge
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 36.200, -84.750
Law enforcement personnel reported a few trees downed by thunderstorm wind in Deerlodge.
Thunderstorm Wind, Roane
- When
- April 4, 4:30 PM EST to 4:40 PM EST
- Where
- Roane County, Harriman
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $10,000
- Reported by
- Law Enforcement
- Coordinates
- 35.930, -84.550
Law enforcement personnel reported numerous trees downed by thunderstorm wind in Harriman.
Thunderstorm Wind, Roane
- When
- April 4, 4:30 PM EST to 4:40 PM EST
- Where
- Roane County, Rockwood
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 35.870, -84.680
Law enforcement personnel reported several trees downed by thunderstorm wind in Rockwood.
Hail, Sequatchie
- When
- April 4, 3:45 PM CST to 3:50 PM CST
- Where
- Sequatchie County, 2 mi S of Dunlap
- Measured
- 1 in hail
- Reported by
- Emergency Manager
- Coordinates
- 35.351, -85.380
Emergency management personnel reported thunderstorms produced quarter-sized hail near Dunlap.
Thunderstorm Wind, Union
- When
- April 4, 5:00 PM EST to 5:10 PM EST
- Where
- Union County, Sharps Chapel
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $10,000
- Reported by
- Law Enforcement
- Coordinates
- 36.350, -83.800
Law enforcement personnel reported numerous trees downed by thunderstorm wind in Sharps Chapel.
Thunderstorm Wind, Anderson
- When
- April 4, 5:00 PM EST to 5:10 PM EST
- Where
- Anderson County, Clinton
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $15,000
- Reported by
- Law Enforcement
- Coordinates
- 36.120, -84.130
Law enforcement personnel reported numerous trees downed by thunderstorm wind countywide.
Thunderstorm Wind, Knox
- When
- April 4, 5:15 PM EST to 5:25 PM EST
- Where
- Knox County, Knoxville
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $20,000
- Reported by
- Law Enforcement
- Coordinates
- 35.970, -83.930
Law enforcement personnel reported numerous trees and powerlines downed by thunderstorm wind countywide.
Thunderstorm Wind, Hamilton
- When
- April 4, 5:15 PM EST to 5:25 PM EST
- Where
- Hamilton County, Chattanooga
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $10,000
- Reported by
- Law Enforcement
- Coordinates
- 35.050, -85.280
Law enforcement personnel reported numerous trees downed by thunderstorm wind countywide.
Thunderstorm Wind, Monroe
- When
- April 4, 5:20 PM EST to 5:30 PM EST
- Where
- Monroe County, Sweetwater
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 35.600, -84.470
Law enforcement personnel reported a few trees downed by thunderstorm wind in Sweetwater.
Thunderstorm Wind, McMinn
- When
- April 4, 5:30 PM EST to 5:40 PM EST
- Where
- McMinn County, Athens
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $10,000
- Reported by
- Law Enforcement
- Coordinates
- 35.450, -84.600
Law enforcement personnel reported numerous trees downed by thunderstorm wind countywide.
Thunderstorm Wind, Grainger
- When
- April 4, 5:30 PM EST to 5:40 PM EST
- Where
- Grainger County, Rutledge
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $3,000
- Reported by
- Law Enforcement
- Coordinates
- 36.280, -83.500
Law enforcement personnel reported a couple trees downed by thunderstorm wind in Rutledge.
Hail, Bradley
- When
- April 4, 5:30 PM EST to 5:40 PM EST
- Where
- Bradley County, Charleston
- Measured
- 0.88 in hail
- Reported by
- Trained Spotter
- Coordinates
- 35.280, -84.770
Trained spotter reported thunderstorms produced nickel-sized hail in Charleston.
Thunderstorm Wind, Monroe
- When
- April 4, 5:35 PM EST to 5:45 PM EST
- Where
- Monroe County, Vonore
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 35.580, -84.250
Law enforcement personnel reported a few trees downed by thunderstorm wind in Vonroe.
Tornado, McMinn
- When
- April 4, 5:36 PM EST to 5:40 PM EST
- Where
- McMinn County, 0.89 mi NE of Athens
- Rating
- EF0
- Path length
- 0.1 mi
- Path width
- 25 yd
- Property damage
- $10,000
- Reported by
- Emergency Manager
- Coordinates
- 35.460, -84.590
Emergency manager reported an EF-0 tornado touched down 1 mile northeast of Athens. It had a path width of 25 yards and path length of around a mile. The max wind speed of 70 mph downed 8 trees.
Funnel Cloud, McMinn
- When
- April 4, 5:40 PM EST to 5:45 PM EST
- Where
- McMinn County, 2 mi E of Etowah
- Reported by
- Amateur Radio
- Coordinates
- 35.330, -84.495
Amateur radio personnel reported a funnel cloud sighted 2 miles east of Etowah in the Conasauga Community.
Thunderstorm Wind, Loudon
- When
- April 4, 5:40 PM EST to 5:50 PM EST
- Where
- Loudon County, 4 mi E of Lenoir City
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $3,000
- Reported by
- Law Enforcement
- Coordinates
- 35.780, -84.199
Law enforcement personnel reported a couple of trees downed by thunderstorm wind 4 miles northeast of Lenoir City...1 on Phelps Road and another one Beals Chapel Road.
Thunderstorm Wind, Hancock
- When
- April 4, 5:45 PM EST to 5:55 PM EST
- Where
- Hancock County, Sneedville
- Measured
- 52 kt (60 mph) estimated gust
- Property damage
- $5,000
- Reported by
- Law Enforcement
- Coordinates
- 36.530, -83.220
Law enforcement personnel reported a few trees downed by thunderstorm wind in Sneedville.
Thunderstorm Wind, Blount
- When
- April 4, 5:45 PM EST to 5:55 PM EST
- Where
- Blount County, Maryville
- Measured
- 55 kt (63 mph) estimated gust
- Property damage
- $10,000
- Reported by
- Law Enforcement
- Coordinates
- 35.750, -83.970
Law enforcement personnel reported numerous trees downed by thunderstorm wind countywide.
Thunderstorm Wind, Hawkins
- When
- April 4, 6:20 PM EST to 6:30 PM EST
- Where
- Hawkins County, 3 mi NW of Surgoinsville
- Measured
- 50 kt (58 mph) estimated gust
- Property damage
- $3,000
- Reported by
- Law Enforcement
- Coordinates
- 36.501, -82.888
Law enforcement personnel reported 2 trees downed by thunderstorm wind 3 miles northwest of Surgoinsville. One downed on Gravely Road and another on Lone Oak Road.
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
- Funnel Cloud
- A rotating column of cloud extending from a thunderstorm that did not reach the ground.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Hail in Georgia, April 4 to 5, 2011
- Hail and Damaging Winds in Georgia, April 4 to 5, 2011
- Tornadoes and Flash Flood in Mississippi, April 4, 2011
- Tornadoes and Hail in Kentucky, April 4, 2011
- Hail and Damaging Winds in North Carolina, April 4 to 5, 2011
- Tornadoes and Hail in Louisiana, April 4, 2011
- Tornadoes and Hail in Arkansas, April 4, 2011
- Tornadoes and Hail in Tennessee, April 4, 2011
- Tornadoes and Hail in Kentucky, April 4, 2011
- Tornado and Hail in Arkansas, April 4, 2011
- Hail and Damaging Winds in Tennessee, April 4, 2011
- Tornadoes and Hail in Louisiana, April 4, 2011
More
Every storm in Tennessee in 2011Every state in 2011This day in weather historyThe tornado archive for Tennessee, 2011Warnings in Tennessee, April 2011
Sources
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: 287654, 287656, 287660, 287657, 287658, 287661, 287662, 287663, 287659, 287664, 287665, 287666, 287667, 287668, 287669, 287670, 287671, 287672, 287675, 287678, 287682, 287683, 287684, 287685.