Alert archive / Tennessee / Tornado Watches in 2002
Tornado Watch 176
The Storm Prediction Center issued this tornado watch at Apr 28, 2002, 4:00 PM CDT for 5 states. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 28, 2002, 4:00 PM CDT (21:00 UTC)
- Expired
- Apr 28, 2002, 9:00 PM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 97 counties
Colbert County, AL, Franklin County, AL, Jackson County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Catoosa County, GA, Dade County, GA, Fannin County, GA, Gilmer County, GA, Murray County, GA, Rabun County, GA, Towns County, GA, Union County, GA, Walker County, GA, Whitfield County, GA, Alexander County, NC, Avery County, NC, Buncombe County, NC, Burke County, NC, Cabarrus County, NC, Caldwell County, NC, Catawba County, NC, Cherokee County, NC, Clay County, NC, Cleveland County, NC, Davie County, NC, Gaston County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Iredell County, NC, Jackson County, NC, Lincoln County, NC, Macon County, NC, Madison County, NC, McDowell County, NC, Mecklenburg County, NC, Mitchell County, NC, Polk County, NC, Rowan County, NC, Rutherford County, NC, Swain County, NC, Transylvania County, NC, Union County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC, Yancey County, NC, Cherokee County, SC, Greenville County, SC, Pickens County, SC, Spartanburg County, SC, York County, SC, Anderson County, TN, Bedford County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Cannon County, TN, Cocke County, TN, Coffee County, TN, Cumberland County, TN, DeKalb County, TN, Franklin County, TN, Giles County, TN, Greene County, TN, Grundy County, TN, Hamilton County, TN, Hickman County, TN, Jefferson County, TN, Knox County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Loudon County, TN, Marion County, TN, Marshall County, TN, Maury County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Moore County, TN, Perry County, TN, Polk County, TN, Rhea County, TN, Roane County, TN, Rutherford County, TN, Sequatchie County, TN, Sevier County, TN, Unicoi County, TN, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN
Warnings issued inside it
48 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 4:06 PM CDT | Severe Thunderstorm Warning | MRX | Meigs, Rhea | 39 min |
| Apr 28, 4:10 PM CDT | Tornado Warning | OHX | Bedford, Marshall, Moore | 35 min |
| Apr 28, 4:14 PM CDT | Severe Thunderstorm Warning | GSP | Mitchell, Yancey | 31 min |
| Apr 28, 4:16 PM CDT | Tornado Warning | OHX | Wayne | 29 min |
| Apr 28, 4:22 PM CDT | Tornado Warning | OHX | Lincoln | 23 min |
| Apr 28, 4:28 PM CDT | Severe Thunderstorm Warning | RNK | Wilkes | 47 min |
| Apr 28, 4:29 PM CDT | Severe Thunderstorm Warning | OHX | Lawrence | 46 min |
| Apr 28, 4:30 PM CDT | Severe Thunderstorm Warning | MRX | Greene, Hawkins | 45 min |
| Apr 28, 4:36 PM CDT | Severe Thunderstorm Warning | OHX | Van Buren | 39 min |
| Apr 28, 4:39 PM CDT | Tornado Warning | MRX | Greene, Hawkins | 51 min |
| Apr 28, 4:45 PM CDT | Severe Thunderstorm Warning | OHX | Franklin | 45 min |
| Apr 28, 4:48 PM CDT | Tornado Warning | OHX | Lawrence | 27 min |
| Apr 28, 4:54 PM CDT | Severe Thunderstorm Warning | MRX | Bledsoe | 36 min |
| Apr 28, 4:58 PM CDT | Severe Thunderstorm Warning | GSP | Davie, Iredell | 32 min |
| Apr 28, 5:09 PM CDT | Severe Thunderstorm Warning | OHX | Warren | 31 min |
| Apr 28, 5:12 PM CDT | Severe Thunderstorm Warning | MRX | Carter, Unicoi | 48 min |
| Apr 28, 5:13 PM CDT | Severe Thunderstorm Warning | MRX | Meigs, Rhea | 47 min |
| Apr 28, 5:14 PM CDT | Tornado Warning | BMX | Limestone | 46 min |
| Apr 28, 5:14 PM CDT | Severe Thunderstorm Warning | OHX | Bedford, Marshall | 31 min |
| Apr 28, 5:18 PM CDT | Tornado Warning | OHX | Giles, Lawrence | 27 min |
| Apr 28, 5:20 PM CDT | Severe Thunderstorm Warning | OHX | Giles, Lawrence | 40 min |
| Apr 28, 5:25 PM CDT | Severe Thunderstorm Warning | GSP | Mitchell | 50 min |
| Apr 28, 5:26 PM CDT | Severe Thunderstorm Warning | OHX | Van Buren | 39 min |
| Apr 28, 5:29 PM CDT | Severe Thunderstorm Warning | MRX | Marion | 46 min |
| Apr 28, 5:39 PM CDT | Severe Thunderstorm Warning | GSP | Avery | 51 min |
| Apr 28, 5:42 PM CDT | Severe Thunderstorm Warning | MRX | McMinn | 33 min |
| Apr 28, 5:59 PM CDT | Severe Thunderstorm Warning | GSP | Caldwell | 46 min |
| Apr 28, 6:04 PM CDT | Severe Thunderstorm Warning | MRX | Monroe | 26 min |
| Apr 28, 6:21 PM CDT | Severe Thunderstorm Warning | GSP | Rabun | 39 min |
| Apr 28, 6:21 PM CDT | Severe Thunderstorm Warning | MRX | Cherokee | 39 min |
| Apr 28, 6:22 PM CDT | Severe Thunderstorm Warning | OHX | Giles | 28 min |
| Apr 28, 6:29 PM CDT | Severe Thunderstorm Warning | FFC | Chattooga, Walker | 31 min |
| Apr 28, 6:30 PM CDT | Severe Thunderstorm Warning | OHX | Giles | 20 min |
| Apr 28, 6:34 PM CDT | Severe Thunderstorm Warning | FFC | Chattooga, Walker | 26 min |
| Apr 28, 6:38 PM CDT | Severe Thunderstorm Warning | FFC | Chattooga, Walker | 22 min |
| Apr 28, 6:59 PM CDT | Severe Thunderstorm Warning | MRX | Cherokee, Clay | 31 min |
| Apr 28, 7:03 PM CDT | Severe Thunderstorm Warning | OHX | Lincoln | 42 min |
| Apr 28, 7:08 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 52 min |
| Apr 28, 7:25 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 35 min |
| Apr 28, 7:36 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 39 min |
| Apr 28, 7:38 PM CDT | Severe Thunderstorm Warning | GSP | Rabun | 37 min |
| Apr 28, 7:59 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 46 min |
| Apr 28, 8:14 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 46 min |
| Apr 28, 8:15 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 30 min |
| Apr 28, 8:18 PM CDT | Tornado Warning | BMX | Limestone | 27 min |
| Apr 28, 8:39 PM CDT | Tornado Warning | BMX | DeKalb, Jackson | 66 min |
| Apr 28, 8:55 PM CDT | Severe Thunderstorm Warning | BMX | Madison | 50 min |
| Apr 28, 8:57 PM CDT | Severe Thunderstorm Warning | BMX | Limestone | 48 min |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 162 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 998 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 851 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 260 m²/s²
- 0-3 km storm-relative helicity
- 258 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS20 KWNS 282107 SEL6 SPC WW 282104 ALZ000-GAZ000-NCZ000-SCZ000-TNZ000-290200- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 176 STORM PREDICTION CENTER NORMAN OK 504 PM EDT SUN APR 28 2002 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF NORTHERN ALABAMA NORTHERN GEORGIA WESTERN NORTH CAROLINA WESTERN SOUTH CAROLINA MIDDLE AND EASTERN TENNESSEE EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 500 PM UNTIL 1000 PM EDT. TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 50 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES NORTHWEST OF MUSCLE SHOALS ALABAMA TO 45 MILES NORTHEAST OF CHARLOTTE NORTH CAROLINA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH NUMBER 170. WATCH NUMBER 170 WILL NOT BE IN EFFECT AFTER 500 PM EDT. CONTINUE...WW 169...WW 171...WW 172...WW 173...WW 174...WW 175... DISCUSSION...ISOLATED SUPERCELLS WILL CONTINUE TO TRACK EASTWARD AHEAD OF COLD FRONT. MODERATE INSTABILITY AND STRONG SHEAR WILL PROMOTE THREAT OF LARGE HAIL AND ISOLATED TORNADOES...ALONG WITH DAMAGING WINDS. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 28030. ...HART 422,0905 453,0914 453,0881 422,0873
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 1:15 PM CDT | Tornado Watch | SPC | Cherokee, Clay, Graham, Haywood, Macon, Madison and 1 more | 5 hr |
| Apr 28, 5:45 PM CDT | Tornado Watch | SPC | Alamance, Bertie, Camden, Caswell, Chatham, Chowan and 29 more | 3 hr |
| Apr 28, 2:00 AM CDT | Tornado Watch | SPC | Benton, Carroll, Cheatham, Crockett, Dickson, Dyer and 11 more | 5 hr |
| Apr 28, 5:15 AM CDT | Tornado Watch | SPC | Cannon, Cheatham, Clay, Davidson, DeKalb, Fentress and 15 more | 4 hr |
| Apr 28, 11:30 AM CDT | Tornado Watch | SPC | Benton, Cheatham, Clay, Davidson, DeKalb, Dickson and 18 more | 5 hr |
Nearby
Tornado Watches in Tennessee, 2002Tornado Watches in North Carolina, 2002Tornado Watches in Georgia, 2002Every tornado watch in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.