Alert archive / Tennessee / Severe Thunderstorm Watches in 2005
Severe Thunderstorm Watch 99
The Storm Prediction Center issued this severe thunderstorm watch at Mar 27, 2005, 4:25 PM EST for 15 counties in North Carolina; 73 counties in Tennessee; City of Bristol, Virginia. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 27, 2005, 4:25 PM EST (21:25 UTC)
- Expired
- Mar 27, 2005, 11:00 PM EST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 89 counties
Buncombe County, NC, Cherokee County, NC, Clay County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Jackson County, NC, Macon County, NC, Madison County, NC, McDowell County, NC, Mitchell County, NC, Polk County, NC, Swain County, NC, Transylvania County, NC, Yancey County, NC, Anderson County, TN, Bedford County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Campbell County, TN, Cannon County, TN, Carter County, TN, Cheatham County, TN, Claiborne County, TN, Clay County, TN, Cocke County, TN, Coffee County, TN, Cumberland County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Franklin County, TN, Giles County, TN, Grainger County, TN, Greene County, TN, Grundy County, TN, Hamblen County, TN, Hamilton County, TN, Hancock County, TN, Hawkins County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Jefferson County, TN, Knox County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Loudon County, TN, Macon County, TN, Marion County, TN, Marshall County, TN, Maury County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Montgomery County, TN, Moore County, TN, Morgan County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Polk County, TN, Putnam County, TN, Rhea County, TN, Roane County, TN, Robertson County, TN, Rutherford County, TN, Scott County, TN, Sequatchie County, TN, Sevier County, TN, Smith County, TN, Stewart County, TN, Sullivan County, TN, Sumner County, TN, Trousdale County, TN, Unicoi County, TN, Union County, TN, Van Buren County, TN, Warren County, TN, Washington County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN, City of Bristol, VA
The radar
The Nashville radar (KOHX), 97 km from the middle of the area, began a volume at 21:29 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Warnings issued inside it
22 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 4:29 PM EST | Severe Thunderstorm Warning | OHX | Stewart | 31 min |
| Mar 27, 4:32 PM EST | Severe Thunderstorm Warning | GSP | Jackson | 43 min |
| Mar 27, 4:45 PM EST | Severe Thunderstorm Warning | MRX | Monroe, Polk | 45 min |
| Mar 27, 4:53 PM EST | Severe Thunderstorm Warning | GSP | Haywood, Transylvania | 52 min |
| Mar 27, 4:55 PM EST | Severe Thunderstorm Warning | MRX | Bledsoe, Marion, Sequatchie | 50 min |
| Mar 27, 5:01 PM EST | Severe Thunderstorm Warning | MRX | McMinn | 44 min |
| Mar 27, 5:16 PM EST | Severe Thunderstorm Warning | MRX | Blount, Loudon, Meigs, Morgan, Rhea, Roane | 44 min |
| Mar 27, 5:19 PM EST | Severe Thunderstorm Warning | OHX | Cumberland, Van Buren | 26 min |
| Mar 27, 5:22 PM EST | Tornado Warning | MRX | Bledsoe, Sequatchie | 23 min |
| Mar 27, 5:45 PM EST | Severe Thunderstorm Warning | MRX | Marion | 31 min |
| Mar 27, 5:45 PM EST | Severe Thunderstorm Warning | OHX | Cumberland, White | 30 min |
| Mar 27, 5:54 PM EST | Severe Thunderstorm Warning | MRX | Sequatchie | 36 min |
| Mar 27, 5:58 PM EST | Severe Thunderstorm Warning | OHX | Fentress | 32 min |
| Mar 27, 6:11 PM EST | Severe Thunderstorm Warning | MRX | Bledsoe | 34 min |
| Mar 27, 6:22 PM EST | Severe Thunderstorm Warning | MRX | Claiborne | 23 min |
| Mar 27, 6:22 PM EST | Severe Thunderstorm Warning | OHX | Cumberland, Van Buren, White | 23 min |
| Mar 27, 6:46 PM EST | Severe Thunderstorm Warning | MRX | Bradley, Hamilton | 29 min |
| Mar 27, 7:06 PM EST | Severe Thunderstorm Warning | MRX | McMinn, Meigs | 24 min |
| Mar 27, 7:14 PM EST | Flash Flood Warning | OHX | Giles, Marshall | 2 hr |
| Mar 27, 7:15 PM EST | Severe Thunderstorm Warning | MRX | Bradley | 30 min |
| Mar 27, 7:27 PM EST | Severe Thunderstorm Warning | MRX | McMinn | 33 min |
| Mar 27, 8:34 PM EST | Severe Thunderstorm Warning | OHX | Jackson | 26 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.4 hours before the alert went out and 97 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 563 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 437 m²/s²
- 0-3 km storm-relative helicity
- 572 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 6:07 PM EST | Mesoscale Discussion | SPC | Buncombe, Cherokee, Graham, Haywood, Henderson, Jackson and 2 more | 83 min |
| Mar 27, 1:50 PM EST | Mesoscale Discussion | SPC | Benton, Cannon, Carroll, Cheatham, Chester, Clay and 32 more | 2 hr |
Nearby
Severe Thunderstorm Watches in Tennessee, 2005Severe Thunderstorm Watches in North Carolina, 2005Severe Thunderstorm Watches in Virginia, 2005Every severe thunderstorm watch in 2005
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; radar from the NEXRAD Level II archive.