Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 157, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Dec 11, 2021, 3:29 AM CST for 7 counties in Tennessee. It was in force for 46 min. 21 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
- Dec 11, 2021, 3:29 AM CST (09:29 UTC)
- Expired
- Dec 11, 2021, 4:15 AM CST
- In force
- 46 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
- Tornado
- Possible
- Damage threat
- Destructive
- Hail
- 0.75 in
- Wind
- 80.0 mph
Counties Davidson County, TN, Rutherford County, TN, Smith County, TN, Sumner County, TN, Trousdale County, TN, Williamson County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 9 km from the middle of the area, began a volume at 09:30 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 |
|---|---|---|---|
| Dec 11, 3:30 AM CST | TSTM WND DMG | Mount Juliet, TN | NUMEROUS TREES AND POWER LINES WERE BLOWN DOWN. SOME STRUCTURE DAMAGE WAS ALSO REPORTED. |
| Dec 11, 3:31 AM CST | TORNADO | 2 Nnw Lakewood, TN | A TORNADO TOUCHED DOWN IN OLD HICKORY ON ORCHARD DRIVE UPROOTING SEVERAL LARGE TREES AND CAUSING ROOF DAMAGE TO MULTIPLE HOMES. IT MOVED ACROSS OLD HICKORY LAKE AND DOWNED POWER LINES AND TREES FROM WALTON FERRY TO SANDERS FERRY ROAD IN HENDERSONVILLE. THE HEA |
| Dec 11, 3:31 AM CST | TORNADO | 5 Wnw Rural Hill, TN | *** 1 INJ *** THIS EF1 TORNADO TOUCHED DOWN ON THE EAST SIDE OF PERCY PRIEST LAKE NEAR COOKS LANDING COURT AND STEWARTS FERRY PIKE IN DAVIDSON COUNTY, AND MOVED NORTH-NORTHEAST GENERALLY ALONG NEW HOPE ROAD. MANY TREES WERE UPROOTED WITH EF0 ROOF AND SIDING DA |
| Dec 11, 3:31 AM CST | TORNADO | 5 Wnw Rural Hill, TN | THIS EF1 TORNADO TOUCHED DOWN ON THE EAST SIDE OF PERCY PRIEST LAKE NEAR COOKS LANDING COURT AND STEWARTS FERRY PIKE IN DAVIDSON COUNTY, AND MOVED NORTH-NORTHEAST GENERALLY ALONG NEW HOPE ROAD. MANY TREES WERE UPROOTED WITH EF0 ROOF AND SIDING DAMAGE TO SEVERA |
| Dec 11, 3:32 AM CST | TSTM WND DMG | 1 Sse Hendersonville, TN | DOCKS DESTROYED AND PONTOON BOAT BLOWN OVER AT CHEROKEE ROAD NEAR PRIVATE DRIVE. TWITTER REPORT. |
| Dec 11, 3:33 AM CST | TSTM WND DMG | 1 Sse Hendersonville, TN | ROOF BLOWN OFF OF HOME ON PRIVATE DRIVE. #TSPOTTER REPORT AND PHOTOS FROM TWITTER. |
| Dec 11, 3:33 AM CST | TORNADO | 5 S Lakewood, TN | THIS BRIEF EF0 TORNADO TOUCHED DOWN NEAR THE STONES RIVER AT I-40 IN HERMITAGE AND MOVED NORTHEAST, CAUSING MINOR ROOF AND SIDING DAMAGE TO NUMEROUS HOMES IN THE RIVERWOOD AND ADJACENT SUBDIVISIONS. MORE HOMES WERE DAMAGED ON SEVILLE DRIVE, SEVERAL TREES WERE |
| Dec 11, 3:34 AM CST | TSTM WND DMG | 2 Ese Hendersonville, TN | SEVERAL LARGE TREES UPROOTED ON AT CUMBERLAND HILLS NEAR LAKE PARK DRIVE IN HENDERSONVILLE. TWITTER REPORT. |
| Dec 11, 3:34 AM CST | TSTM WND DMG | 3 S Green Hill, TN | MINOR HOME DAMAGE, 24 INCH DIAMETER TREES SNAPPED AND UPROOTED AND DAMAGES TO FENCES ON THORNWOOD COURT. |
| Dec 11, 3:35 AM CST | TSTM WND DMG | 3 E Hendersonville, TN | TREES DOWN ON JONES LANE IN EXTREME NORTH MOUNT JULIET. |
| Dec 11, 3:35 AM CST | TSTM WND DMG | Hendersonville, TN | DUE TO HIGH WINDS, MULTIPLE STREETS WERE BLOCKED BY DOWNED TREES AND POWER LINES. |
| Dec 11, 3:36 AM CST | TSTM WND DMG | 2 Nnw La Vergne, TN | TREES WERE BLOWN DOWN INCLUDING A TREE ON A HOUSE ON PEARCY STREET. |
| Dec 11, 3:37 AM CST | TSTM WND DMG | 2 Ne La Vergne, TN | TREE FELL ON HOUSE ON GEORGE THOMAS DRIVE. REPORT AND PHOTOS FROM TWITTER. |
| Dec 11, 3:38 AM CST | TSTM WND DMG | 2 Ene Mount Juliet, TN | WELDS BROKEN ON 3 METAL SIGNS CEMENTED INTO CONCRETE AT MT. JULIET HIGH SCHOOL. STRUCTURAL ENGINEER ESTIMATED WINDS IN EXCESS OF 70+ MPH. |
| Dec 11, 3:38 AM CST | TSTM WND DMG | 2 Ene Mount Juliet, TN | WELDS BROKEN ON 3 METAL SIGNS WHERE CEMENTED INTO CONCRETE AT MT. JULIET HIGH SCHOOL. STRUCTURAL ENGINEER ESTIMATED WINDS IN EXCESS OF 70+ MPH. |
| Dec 11, 3:40 AM CST | TSTM WND DMG | 1 Nw Gallatin, TN | STRAIGHT LINE WINDS DAMAGED SEVERAL HOMES AND BLEW DOWN NUMEROUS TREES ALONG LONG HOLLOW PIKE AND ADJACENT SIDE STREETS BETWEEN HIGHWAY 109 AND DOWNTOWN GALLATIN. WINDS WERE ESTIMATED UP TO 70 MPH. |
| Dec 11, 3:42 AM CST | TORNADO | 4 Nne Gallatin, TN | THE TORNADO TOUCHED DOWN ON LINDSEY HOLLOW ROAD AND MOVED NORTHEAST TOWARD PHOSPHATE LANE WHERE A FEW TREES WERE SNAPPED OR UPROOTED, AN OUTBUILDING WAS DESTROYED, AND THE ROOF OF A HOME WAS DAMAGED. THE TORNADO CONTINUED NORTHEAST CAUSING TREE DAMAGE ALONG WR |
| Dec 11, 3:43 AM CST | TSTM WND DMG | 3 Wnw Lebanon, TN | NUMEROUS TREES WERE BLOWN DOWN AND A FEW HOMES SUFFERED MINOR ROOF DAMAGE ON ORCHARD HILL LANE. |
| Dec 11, 3:48 AM CST | TSTM WND GST 59 | 2 N Smyrna, TN | AWOS STATION KMQY SMYRNA AIRPORT. |
| Dec 11, 3:48 AM CST | TSTM WND GST 59 | Smyrna Airport, TN | SMYRNA AIRPORT AWOS MEASURED A PEAK WIND GUST OF 51 KNOTS / 59 MPH. |
| Dec 11, 3:48 AM CST | NON-TSTM WND GST 59 | 2 N Smyrna, TN | AWOS STATION KMQY SMYRNA AIRPORT. |
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 |
|---|---|---|---|
| Dec 10, 6:21 PM CST | Tornado Watch | SPC | 10 hr |
| Dec 10, 10:44 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 9.5 hours before the alert went out and 18 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
- 182 J/kg
- Mixed-layer CIN
- -168 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 391 m²/s²
- 0-3 km storm-relative helicity
- 370 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
983
WUUS54 KOHX 110929
SVROHX
TNC037-149-159-165-169-187-189-111015-
/O.NEW.KOHX.SV.W.0157.211211T0929Z-211211T1015Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
329 AM CST Sat Dec 11 2021
The National Weather Service in Nashville has issued a
* Severe Thunderstorm Warning for...
West central Smith County in Middle Tennessee...
Eastern Davidson County in Middle Tennessee...
Northwestern Rutherford County in Middle Tennessee...
Sumner County in Middle Tennessee...
Northeastern Williamson County in Middle Tennessee...
Wilson County in Middle Tennessee...
Western Trousdale County in Middle Tennessee...
* Until 415 AM CST.
* At 328 AM CST, severe thunderstorms were located along a line
extending from near Goodlettsville to near La Vergne to near
Franklin, moving east at 65 mph.
THESE ARE DESTRUCTIVE STORMS FOR THE EAST SIDE OF THE NASHVILLE
METRO AREA.
HAZARD...80 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
* Locations impacted include...
Franklin, Gallatin, Lebanon, Hartsville, Hendersonville, Smyrna,
Brentwood, La Vergne, Mount Juliet, Goodlettsville, White House,
Millersville, Nolensville, Lakewood, Watertown, Hermitage,
Walterhill, Rural Hill, Belinda City and Old Hickory.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 500 AM CST for Middle
Tennessee.
This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. These storms have the potential to cause
serious injury and significant property damage.
A Tornado Watch remains in effect until 500 AM CST for Middle
Tennessee.
&&
LAT...LON 3624 8600 3599 8620 3583 8689 3606 8664
3641 8671 3641 8669 3643 8669 3657 8631
TIME...MOT...LOC 0928Z 252DEG 59KT 3637 8664 3608 8659 3590 8678
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH
$$
13The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 11:29 PM CST | Tornado Warning | OHX | Stewart | 46 min |
| Dec 11, 12:03 AM CST | Tornado Warning | OHX | Montgomery, Stewart | 16 min |
| Dec 11, 12:19 AM CST | Severe Thunderstorm Warning | OHX | Montgomery, Stewart | 41 min |
| Dec 11, 1:28 AM CST | Severe Thunderstorm Warning | OHX | Stewart | 21 min |
| Dec 11, 1:47 AM CST | Severe Thunderstorm Warning | OHX | Dickson, Hickman, Houston, Humphreys, Lewis, Montgomery and 2 more | 73 min |
| Dec 11, 2:03 AM CST | Tornado Warning | OHX | Houston, Humphreys, Stewart | 27 min |
| Dec 11, 2:07 AM CST | Tornado Warning | OHX | Dickson, Hickman, Humphreys, Perry | 38 min |
| Dec 11, 2:23 AM CST | Tornado Warning | OHX | Dickson, Houston, Montgomery, Stewart | 37 min |
| Dec 11, 2:38 AM CST | Tornado Warning | OHX | Dickson, Hickman, Humphreys | 37 min |
| Dec 11, 2:39 AM CST | Tornado Warning | OHX | Cheatham, Dickson, Montgomery | 14 min |
| Dec 11, 2:47 AM CST | Severe Thunderstorm Warning | OHX | Cheatham, Davidson, Dickson, Hickman, Lewis, Maury and 5 more | 58 min |
| Dec 11, 2:58 AM CST | Tornado Warning | OHX | Cheatham, Davidson, Dickson, Williamson | 32 min |
| Dec 11, 2:59 AM CST | Tornado Warning | OHX | Davidson, Williamson | 31 min |
| Dec 11, 3:19 AM CST | Severe Thunderstorm Warning | OHX | Davidson, Hickman, Lewis, Marshall, Maury, Robertson and 5 more | 41 min |
| Dec 11, 3:21 AM CST | Tornado Warning | OHX | Davidson, Sumner, Wilson | 39 min |
| Dec 11, 3:33 AM CST | Tornado Warning | OHX | Davidson, Macon, Smith, Sumner, Trousdale, Wilson | 42 min |
| Dec 11, 3:46 AM CST | Tornado Warning | OHX | Clay, Macon, Sumner, Trousdale | 44 min |
| Dec 11, 3:48 AM CST | Severe Thunderstorm Warning | OHX | Lewis, Perry, Wayne | 42 min |
| Dec 11, 3:50 AM CST | Severe Thunderstorm Warning | OHX | Clay, DeKalb, Jackson, Macon, Putnam, Smith and 3 more | 17 min |
| Dec 11, 3:56 AM CST | Tornado Warning | OHX | Lewis, Perry, Wayne | 13 min |
| Dec 11, 4:07 AM CST | Tornado Warning | OHX | Clay, Jackson, Macon, Overton, Smith, Trousdale | 38 min |
| Dec 11, 4:11 AM CST | Severe Thunderstorm Warning | OHX | Clay, Fentress, Jackson, Macon, Overton, Pickett and 4 more | 34 min |
| Dec 11, 4:33 AM CST | Tornado Warning | OHX | Clay, Fentress, Overton, Pickett | 42 min |
| Dec 11, 5:01 AM CST | Severe Thunderstorm Warning | OHX | Giles, Lawrence, Lewis, Marshall, Maury | 29 min |
| Dec 11, 5:21 AM CST | Severe Thunderstorm Warning | OHX | Overton, Putnam | 27 min |
| Dec 11, 5:39 AM CST | Severe Thunderstorm Warning | OHX | Giles, Lawrence, Wayne | 36 min |
| Dec 11, 5:56 AM CST | Severe Thunderstorm Warning | OHX | Giles, Lawrence, Marshall, Maury | 34 min |
| Dec 11, 6:13 AM CST | Tornado Warning | OHX | Giles | 15 min |
| Dec 11, 6:58 AM CST | Severe Thunderstorm Warning | OHX | Bedford, Coffee, Grundy, Warren | 32 min |
| Dec 11, 7:22 AM CST | Severe Thunderstorm Warning | OHX | Coffee, Grundy | 38 min |
| Dec 11, 7:35 AM CST | Tornado Warning | OHX | Grundy | 25 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.