Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 75, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at May 6, 2021, 4:56 PM CDT for Cheatham County, Robertson County, Sumner County, Tennessee. It was in force for 34 min. 2 reports 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
- May 6, 2021, 4:56 PM CDT (21:56 UTC)
- Expired
- May 6, 2021, 5:30 PM CDT
- In force
- 34 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cheatham County, TN, Robertson County, TN, Sumner County, TN
The radar
The Nashville radar (KOHX), 27 km from the middle of the area, began a volume at 21:59 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 |
|---|---|---|---|
| May 6, 4:56 PM CDT | TSTM WND DMG | 4 S Coopertown, TN | *** 1 FATAL *** A LARGE TREE FELL ON A MOTORCYCLIST AT SOUTH WALKER RD AND MCMAHAN HOLLOW RD. |
| May 6, 5:08 PM CDT | TSTM WND DMG | Springfield, TN | TREES DOWN 200 BLOCK N MAIN STREET. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.9 hours before the alert went out and 38 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1719 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- -90 m²/s²
- 0-3 km storm-relative helicity
- -71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
984
WUUS54 KOHX 062156
SVROHX
TNC021-147-165-062230-
/O.NEW.KOHX.SV.W.0075.210506T2156Z-210506T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
456 PM CDT Thu May 6 2021
The National Weather Service in Nashville has issued a
* Severe Thunderstorm Warning for...
Sumner County in Middle Tennessee...
Northeastern Cheatham County in Middle Tennessee...
Robertson County in Middle Tennessee...
* Until 530 PM CDT.
* At 456 PM CDT, severe thunderstorms were located along a line
extending from 10 miles southeast of Russellville to near
Springfield to near Coopertown, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Gallatin, Springfield, Hendersonville, Goodlettsville, White House,
Millersville, Greenbrier, Coopertown, Westmoreland, Ridgetop, Cross
Plains, Portland, Pleasant View, Orlinda, Mitchellville, Bethpage,
Oak Grove, Cottontown and Black Jack.
This includes the following highways...
Interstate 65 between mile markers 99 and 121.
Interstate 24 between mile markers 23 and 28.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3664 8621 3656 8623 3642 8631 3635 8642
3634 8672 3641 8675 3639 8678 3636 8679
3635 8682 3638 8686 3637 8688 3639 8689
3639 8691 3636 8691 3638 8709 3655 8696
3665 8690 3665 8659 3663 8656 3665 8651
TIME...MOT...LOC 2156Z 283DEG 30KT 3672 8678 3654 8689 3637 8699
HAIL...<.75IN
WIND...60MPH
$$
101 follow-up statement
100
WWUS54 KOHX 062219
SVSOHX
Severe Weather Statement
National Weather Service Nashville TN
519 PM CDT Thu May 6 2021
TNC021-062228-
/O.CAN.KOHX.SV.W.0075.000000T0000Z-210506T2230Z/
Cheatham TN-
519 PM CDT Thu May 6 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CHEATHAM COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3664 8621 3656 8623 3642 8631 3635 8642
3634 8672 3638 8673 3641 8675 3639 8678
3636 8679 3635 8682 3638 8686 3637 8688
3639 8689 3639 8692 3654 8683 3665 8674
3665 8659 3663 8656 3665 8651
TIME...MOT...LOC 2218Z 283DEG 30KT 3668 8657 3650 8668 3633 8678
$$
TNC147-165-062230-
/O.CON.KOHX.SV.W.0075.000000T0000Z-210506T2230Z/
Sumner TN-Robertson TN-
519 PM CDT Thu May 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR SUMNER AND EASTERN ROBERTSON COUNTIES...
At 518 PM CDT, severe thunderstorms were located along a line
extending from 7 miles north of Portland to near White House to near
Goodlettsville, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Gallatin, Springfield, Hendersonville, Goodlettsville, White House,
Millersville, Greenbrier, Coopertown, Westmoreland, Ridgetop, Cross
Plains, Portland, Orlinda, Mitchellville, Bethpage, Oak Grove,
Cottontown and Black Jack.
This includes Interstate 65 between mile markers 99 and 121.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3664 8621 3656 8623 3642 8631 3635 8642
3634 8672 3638 8673 3641 8675 3639 8678
3636 8679 3635 8682 3638 8686 3637 8688
3639 8689 3639 8692 3654 8683 3665 8674
3665 8659 3663 8656 3665 8651
TIME...MOT...LOC 2218Z 283DEG 30KT 3668 8657 3650 8668 3633 8678
HAIL...<.75IN
WIND...60MPH
$$
10The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 3:44 PM CDT | Special Weather Statement | OHX | Stewart | 46 min |
| May 6, 4:04 PM CDT | Severe Thunderstorm Warning | OHX | Montgomery, Stewart | 26 min |
| May 6, 4:18 PM CDT | Special Weather Statement | OHX | Dickson, Houston, Humphreys | 42 min |
| May 6, 4:27 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Houston, Montgomery, Robertson, Stewart | 33 min |
| May 6, 4:35 PM CDT | Special Weather Statement | OHX | Hickman, Lewis, Perry, Wayne | 40 min |
| May 6, 4:44 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Hickman, Houston, Humphreys, Montgomery and 3 more | 31 min |
| May 6, 5:05 PM CDT | Severe Thunderstorm Warning | OHX | Giles, Hickman, Lawrence, Lewis, Marshall, Maury and 2 more | 40 min |
| May 6, 5:09 PM CDT | Severe Thunderstorm Warning | OHX | Cheatham, Davidson, Dickson, Hickman, Rutherford, Smith and 4 more | 36 min |
| May 6, 5:29 PM CDT | Severe Thunderstorm Warning | OHX | Macon, Sumner, Trousdale | 31 min |
| May 6, 5:42 PM CDT | Severe Thunderstorm Warning | OHX | Davidson, Rutherford, Smith, Sumner, Trousdale, Williamson and 1 more | 33 min |
| May 6, 5:45 PM CDT | Severe Thunderstorm Warning | OHX | Bedford, Giles, Lawrence, Marshall, Maury, Rutherford and 1 more | 45 min |
| May 6, 6:00 PM CDT | Special Weather Statement | OHX | Macon, Trousdale | 45 min |
| May 6, 6:13 PM CDT | Severe Thunderstorm Warning | OHX | Cannon, Coffee, DeKalb, Jackson, Putnam, Rutherford and 4 more | 47 min |
| May 6, 6:27 PM CDT | Severe Thunderstorm Warning | OHX | Bedford, Cannon, Coffee, Grundy, Rutherford, Warren | 48 min |
| May 6, 6:58 PM CDT | Special Weather Statement | OHX | Cumberland, DeKalb, Fentress, Jackson, Overton, Putnam and 3 more | 47 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.