Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 102, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Jun 21, 2021, 2:36 PM CDT for Cheatham County, Davidson County, Dickson County, Tennessee. It was in force for 39 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 21, 2021, 2:36 PM CDT (19:36 UTC)
- Expired
- Jun 21, 2021, 3:15 PM CDT
- In force
- 39 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cheatham County, TN, Davidson County, TN, Dickson County, TN
The radar
The Nashville radar (KOHX), 32 km from the middle of the area, began a volume at 19:39 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 2:44 PM CDT | TSTM WND DMG | 8 Ne Ashland City, TN | TREE BLOWN DOWN ACROSS A POWERLINE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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, 7.6 hours before the alert went out and 35 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.
388
WUUS54 KOHX 211936
SVROHX
TNC021-037-043-212015-
/O.NEW.KOHX.SV.W.0102.210621T1936Z-210621T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
236 PM CDT Mon Jun 21 2021
The National Weather Service in Nashville has issued a
* Severe Thunderstorm Warning for...
Central Davidson County in Middle Tennessee...
Northeastern Dickson County in Middle Tennessee...
Cheatham County in Middle Tennessee...
* Until 315 PM CDT.
* At 235 PM CDT, a severe thunderstorm was located 8 miles west of
Ashland City, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Ashland City, Nashville, Goodlettsville, Forest Hills, Oak Hill,
White Bluff, Belle Meade, Kingston Springs, Pegram, Joelton,
Pleasant View, Berry Hill, Cheatham Dam, Bells Bend, Whites Creek
and Beaman Park.
This includes the following highways...
Interstate 40 between mile markers 197 and 213.
Interstate 65 between mile markers 77 and 93.
Interstate 24 between mile markers 29 and 53.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3637 8688 3637 8686 3635 8682 3636 8679
3637 8679 3637 8673 3634 8672 3606 8672
3611 8727 3633 8726 3637 8699 3637 8697
3638 8695 3638 8694 3639 8689
TIME...MOT...LOC 1935Z 267DEG 33KT 3623 8718
HAIL...<.75IN
WIND...60MPH
$$
101 follow-up statement
491
WWUS54 KOHX 211954
SVSOHX
Severe Weather Statement
National Weather Service Nashville TN
254 PM CDT Mon Jun 21 2021
TNC043-212003-
/O.CAN.KOHX.SV.W.0102.000000T0000Z-210621T2015Z/
Dickson TN-
254 PM CDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DICKSON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
Middle Tennessee.
LAT...LON 3637 8688 3637 8686 3635 8682 3636 8679
3637 8679 3637 8673 3634 8672 3606 8672
3610 8710 3636 8701 3637 8699 3637 8697
3638 8695 3638 8694 3639 8689
TIME...MOT...LOC 1953Z 267DEG 33KT 3624 8697
$$
TNC021-037-212015-
/O.CON.KOHX.SV.W.0102.000000T0000Z-210621T2015Z/
Davidson TN-Cheatham TN-
254 PM CDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR CENTRAL DAVIDSON AND EASTERN CHEATHAM COUNTIES...
At 253 PM CDT, a severe thunderstorm was located near Ashland City,
moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Ashland City, Nashville, Goodlettsville, Forest Hills, Oak Hill,
Belle Meade, Kingston Springs, Pegram, Joelton, Berry Hill, Bells
Bend, Whites Creek and Beaman Park.
This includes the following highways...
Interstate 40 between mile markers 197 and 213.
Interstate 65 between mile markers 77 and 93.
Interstate 24 between mile markers 29 and 53.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3637 8688 3637 8686 3635 8682 3636 8679
3637 8679 3637 8673 3634 8672 3606 8672
3610 8710 3636 8701 3637 8699 3637 8697
3638 8695 3638 8694 3639 8689
TIME...MOT...LOC 1953Z 267DEG 33KT 3624 8697
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, 2:04 PM CDT | Severe Thunderstorm Warning | OHX | DeKalb, Smith, Wilson | 41 min |
| Jun 21, 2:05 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Houston, Humphreys, Montgomery | 40 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.