Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 100, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Jun 21, 2021, 2:04 PM CDT for DeKalb County, Smith County, Wilson County, Tennessee. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 21, 2021, 2:04 PM CDT (19:04 UTC)
- Expired
- Jun 21, 2021, 2:45 PM CDT
- In force
- 41 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties DeKalb County, TN, Smith County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 49 km from the middle of the area, began a volume at 19:07 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 21, 12:52 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 7.1 hours before the alert went out and 51 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
- 1530 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 919 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 228 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 9.6
The text
As transmitted.
227
WUUS54 KOHX 211904
SVROHX
TNC041-159-189-211945-
/O.NEW.KOHX.SV.W.0100.210621T1904Z-210621T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
204 PM CDT Mon Jun 21 2021
The National Weather Service in Nashville has issued a
* Severe Thunderstorm Warning for...
Smith County in Middle Tennessee...
Northwestern De Kalb County in Middle Tennessee...
Southeastern Wilson County in Middle Tennessee...
* Until 245 PM CDT.
* At 204 PM CDT, a severe thunderstorm was located near Watertown, or
11 miles southeast of Lebanon, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Lebanon, Carthage, Watertown, Gordonsville, Hickman, South
Carthage, Alexandria, Cedars Of Lebanon State Park, Center Hill
Lake, Tuckers Crossroads and Edgar Evans State Park.
This includes Interstate 40 between mile markers 241 and 266.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3639 8592 3616 8580 3613 8581 3609 8577
3597 8627 3599 8633 3609 8642
TIME...MOT...LOC 1904Z 243DEG 34KT 3607 8622
HAIL...<.75IN
WIND...60MPH
$$
Barnwell2 follow-up statements
151
WWUS54 KOHX 211913
SVSOHX
Severe Weather Statement
National Weather Service Nashville TN
213 PM CDT Mon Jun 21 2021
TNC041-159-189-211945-
/O.CON.KOHX.SV.W.0100.000000T0000Z-210621T1945Z/
Smith TN-De Kalb TN-Wilson TN-
213 PM CDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR SMITH...NORTHWESTERN DE KALB AND SOUTHEASTERN WILSON COUNTIES...
At 213 PM CDT, a severe thunderstorm was located over Watertown, or
13 miles southeast of Lebanon, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Carthage, Watertown, Gordonsville, Hickman, South Carthage,
Alexandria, Center Hill Lake, Tuckers Crossroads and Edgar Evans
State Park.
This includes Interstate 40 between mile markers 245 and 266.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3639 8592 3616 8580 3613 8581 3609 8577
3604 8618 3607 8624 3617 8622
TIME...MOT...LOC 1913Z 243DEG 34KT 3611 8612
HAIL...<.75IN
WIND...60MPH
$$
10240
WWUS54 KOHX 211925
SVSOHX
Severe Weather Statement
National Weather Service Nashville TN
225 PM CDT Mon Jun 21 2021
TNC189-211935-
/O.CAN.KOHX.SV.W.0100.000000T0000Z-210621T1945Z/
Wilson TN-
225 PM CDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WILSON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
Middle Tennessee.
LAT...LON 3639 8592 3617 8580 3613 8581 3609 8577
3606 8605 3607 8605 3607 8606 3612 8607
3614 8608 3619 8610 3620 8609 3623 8612
3624 8611 3625 8612
TIME...MOT...LOC 1925Z 243DEG 34KT 3616 8599
$$
TNC041-159-211945-
/O.CON.KOHX.SV.W.0100.000000T0000Z-210621T1945Z/
Smith TN-De Kalb TN-
225 PM CDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR SMITH AND NORTHWESTERN DE KALB COUNTIES...
At 225 PM CDT, a severe thunderstorm was located near Gordonsville,
or near Carthage, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Carthage, Gordonsville, Hickman, South Carthage, Alexandria and
Center Hill Lake.
This includes Interstate 40 between mile markers 250 and 266.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3639 8592 3617 8580 3613 8581 3609 8577
3606 8605 3607 8605 3607 8606 3612 8607
3614 8608 3619 8610 3620 8609 3623 8612
3624 8611 3625 8612
TIME...MOT...LOC 1925Z 243DEG 34KT 3616 8599
HAIL...<.75IN
WIND...60MPH
$$
10The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 12:18 PM CDT | Special Weather Statement | OHX | Macon | 27 min |
| Jun 21, 12:53 PM CDT | Special Weather Statement | OHX | Stewart | 52 min |
| Jun 21, 1:32 PM CDT | Special Weather Statement | OHX | Robertson | 43 min |
| Jun 21, 1:41 PM CDT | Special Weather Statement | OHX | Dickson, Houston, Montgomery, Stewart | 49 min |
| Jun 21, 1:52 PM CDT | Special Weather Statement | OHX | Clay | 23 min |
| Jun 21, 1:59 PM CDT | Special Weather Statement | OHX | Smith, Wilson | 46 min |
| Jun 21, 2:05 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Houston, Humphreys, Montgomery | 40 min |
| Jun 21, 2:36 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Davidson, Dickson | 39 min |
| Jun 21, 2:38 PM CDT | Severe Thunderstorm Warning | OHX | Clay, Jackson, Overton, Putnam, Smith | 37 min |
| Jun 21, 3:10 PM CDT | Special Weather Statement | OHX | Davidson, Trousdale, Wilson | 50 min |
| Jun 21, 3:13 PM CDT | Severe Thunderstorm Warning | OHX | Clay, Fentress, Jackson, Overton, Pickett | 47 min |
| Jun 21, 3:40 PM CDT | Severe Thunderstorm Warning | OHX | Fentress, Overton | 35 min |
| Jun 21, 3:50 PM CDT | Special Weather Statement | OHX | Cumberland | 40 min |
| Jun 21, 4:39 PM CDT | Special Weather Statement | OHX | Cannon, Warren | 51 min |
| Jun 21, 4:44 PM CDT | Severe Thunderstorm Warning | OHX | Cannon, DeKalb, Van Buren, Warren, White | 46 min |
| Jun 21, 5:22 PM CDT | Severe Thunderstorm Warning | OHX | Cumberland, Van Buren, Warren, White | 38 min |
| Jun 21, 5:57 PM CDT | Severe Thunderstorm Warning | OHX | Cumberland | 33 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2021Every severe thunderstorm warning in 2021
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.