Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 17, NWS Nashville, TN

March 25, 2021Hickman County, Humphreys County, Perry County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Mar 25, 2021, 5:15 PM CDT for Hickman County, Humphreys County, Perry County, Tennessee. It was in force for 30 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
Mar 25, 2021, 5:15 PM CDT (22:15 UTC)
Expired
Mar 25, 2021, 5:45 PM CDT
In force
30 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hickman County, TN, Humphreys County, TN, Perry County, TN

The radar

The Ft Campbell radar (KHPX), 98 km from the middle of the area, began a volume at 22:16 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.

IssuedProductOfficeLasted
Mar 25, 3:48 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 hours before the alert went out and 101 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.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
60 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
753 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

884 
WUUS54 KOHX 252215
SVROHX
TNC081-085-135-252245-
/O.NEW.KOHX.SV.W.0017.210325T2215Z-210325T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Nashville TN
515 PM CDT Thu Mar 25 2021

The National Weather Service in Nashville has issued a

* Severe Thunderstorm Warning for...
  Northeastern Perry County in Middle Tennessee...
  Southeastern Humphreys County in Middle Tennessee...
  Northwestern Hickman County in Middle Tennessee...

* Until 545 PM CDT.

* At 515 PM CDT, a severe thunderstorm was located 10 miles north of
  Linden, moving northeast at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Centerville, Hurricane Mills, Lobelville, Nunnelly, Pinewood and
  Bucksnort.

This includes Interstate 40 between mile markers 136 and 163.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for Middle
Tennessee.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3585 8796 3610 8760 3604 8755 3602 8755
      3600 8754 3599 8749 3583 8734 3566 8789
      3578 8798
TIME...MOT...LOC 2215Z 237DEG 43KT 3577 8786 

HAIL...1.00IN
WIND...60MPH
 
$$

10
2 follow-up statements
303 
WWUS54 KOHX 252229
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
529 PM CDT Thu Mar 25 2021

TNC135-252238-
/O.CAN.KOHX.SV.W.0017.000000T0000Z-210325T2245Z/
Perry TN-
529 PM CDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PERRY COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for Middle
Tennessee.

LAT...LON 3594 8783 3610 8760 3604 8755 3602 8755
      3600 8754 3599 8749 3592 8742 3588 8772
      3588 8777
TIME...MOT...LOC 2228Z 237DEG 43KT 3586 8770 

$$

TNC081-085-252245-
/O.CON.KOHX.SV.W.0017.000000T0000Z-210325T2245Z/
Humphreys TN-Hickman TN-
529 PM CDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR SOUTHEASTERN HUMPHREYS AND NORTHWESTERN HICKMAN COUNTIES...

At 528 PM CDT, a severe thunderstorm was located 9 miles southeast of
Hurricane Mills, or 13 miles west of Centerville, moving northeast at
50 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Hurricane Mills, Pinewood and Bucksnort. 

This includes Interstate 40 near mile marker 145, and between mile
markers 152 and 163.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for Middle
Tennessee.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3594 8783 3610 8760 3604 8755 3602 8755
      3600 8754 3599 8749 3592 8742 3588 8772
      3588 8777
TIME...MOT...LOC 2228Z 237DEG 43KT 3586 8770 

HAIL...1.00IN
WIND...60MPH
 
$$

10
509 
WWUS54 KOHX 252238
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
538 PM CDT Thu Mar 25 2021

TNC081-085-252247-
/O.EXP.KOHX.SV.W.0017.000000T0000Z-210325T2245Z/
Humphreys TN-Hickman TN-
538 PM CDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HUMPHREYS AND
NORTHWESTERN HICKMAN COUNTIES WILL EXPIRE AT 545 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 1100 PM CDT for Middle
Tennessee.

LAT...LON 3594 8783 3610 8760 3604 8755 3602 8755
      3600 8754 3599 8749 3592 8742 3588 8772
      3588 8777
TIME...MOT...LOC 2237Z 237DEG 43KT 3592 8759 

$$

10

The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 24, 8:08 PM CDTFlash Flood WatchOHXBedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more27 hr
Mar 25, 2:19 AM CDTWind AdvisoryOHXBedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more21 hr
Mar 25, 3:15 PM CDTSpecial Weather StatementOHXGiles30 min
Mar 25, 3:31 PM CDTSpecial Weather StatementOHXWarren29 min
Mar 25, 3:50 PM CDTSpecial Weather StatementOHXMaury, Williamson25 min
Mar 25, 4:01 PM CDTSevere Thunderstorm WarningOHXDavidson, Maury, Williamson29 min
Mar 25, 4:04 PM CDTSpecial Weather StatementOHXOverton, Putnam, White26 min
Mar 25, 4:23 PM CDTSevere Thunderstorm WarningOHXDavidson, Sumner, Williamson, Wilson37 min
Mar 25, 4:50 PM CDTSevere Thunderstorm WarningOHXRobertson, Sumner25 min
Mar 25, 5:05 PM CDTSpecial Weather StatementOHXPerry40 min
Mar 25, 6:40 PM CDTSpecial Weather StatementOHXRobertson20 min
Mar 25, 6:55 PM CDTSpecial Weather StatementOHXHickman35 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.