Alert archive / Missouri / Tornado Warnings in 2021

Tornado Warning 15, NWS Paducah, KY

August 8, 2021Butler County, Stoddard County, Missouri

NWS Paducah, KY issued this tornado warning at Aug 8, 2021, 7:34 PM CDT for Butler County, Stoddard County, Missouri. 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
Aug 8, 2021, 7:34 PM CDT (00:34 UTC)
Expired
Aug 8, 2021, 8:15 PM CDT
In force
41 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Butler County, MO, Stoddard County, MO

The radar

The Paducah radar (KPAH), 131 km from the middle of the area, began a volume at 00:35 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
Aug 8, 12:44 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.6 hours before the alert went out and 202 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, Little Rock, AR at 00:00Z on 2021-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 809 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, Little Rock, AR at 00:00Z on 2021-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939Sfc1 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
809 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1677 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

117 
WFUS53 KPAH 090034
TORPAH
MOC023-207-090115-
/O.NEW.KPAH.TO.W.0015.210809T0034Z-210809T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
734 PM CDT Sun Aug 8 2021

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Southwestern Stoddard County in southeastern Missouri...
  East central Butler County in southeastern Missouri...

* Until 815 PM CDT.

* At 734 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Glennonville, or 11 miles north of Chalk Bluff
  Natural Area, moving east at 20 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Weather spotters reported funnel cloud.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Bernie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3661 9025 3673 9022 3674 8995 3663 8996
      3663 9015 3661 9017 3661 9016 3659 9018
TIME...MOT...LOC 0034Z 273DEG 17KT 3665 9018 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

RJP
2 follow-up statements
867 
WWUS53 KPAH 090049
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
749 PM CDT Sun Aug 8 2021

MOC023-090058-
/O.CAN.KPAH.TO.W.0015.000000T0000Z-210809T0115Z/
Butler MO-
749 PM CDT Sun Aug 8 2021

...THE TORNADO WARNING FOR EAST CENTRAL BUTLER COUNTY IS CANCELLED...
    
The tornadic 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
southeastern Missouri.

LAT...LON 3663 9015 3664 9014 3665 9014 3669 9013
      3670 8996 3663 8996
TIME...MOT...LOC 0048Z 278DEG 17KT 3663 9009 

$$

MOC207-090115-
/O.CON.KPAH.TO.W.0015.000000T0000Z-210809T0115Z/
Stoddard MO-
749 PM CDT Sun Aug 8 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR SOUTH
CENTRAL STODDARD COUNTY...
    
At 748 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Glennonville, or 7 miles northwest of Malden, moving
east at 20 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Bernie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3663 9015 3664 9014 3665 9014 3669 9013
      3670 8996 3663 8996
TIME...MOT...LOC 0048Z 278DEG 17KT 3663 9009 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RJP
710 
WWUS53 KPAH 090106
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
806 PM CDT Sun Aug 8 2021

MOC207-090115-
/O.CON.KPAH.TO.W.0015.000000T0000Z-210809T0115Z/
Stoddard MO-
806 PM CDT Sun Aug 8 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR SOUTH
CENTRAL STODDARD COUNTY...
    
At 805 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Malden, moving east at 15 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Bernie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3663 9006 3668 9005 3668 8996 3663 8996
TIME...MOT...LOC 0105Z 272DEG 14KT 3663 9002 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RJP

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 8, 7:14 PM CDTTornado WarningPAHButler, Stoddard31 min
Aug 8, 8:10 PM CDTSevere Thunderstorm WarningPAHNew Madrid, Stoddard35 min
Aug 8, 9:24 PM CDTSpecial Weather StatementPAHCarter36 min
Aug 9, 1:53 PM CDTHeat AdvisoryPAHBollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more3 days

Nearby

Tornado Warnings in Missouri, 2021Every tornado warning in 2021Tornadoes 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.