Alert archive / Missouri / Tornado Warnings in 2021

Tornado Warning 18, NWS Paducah, KY

October 24, 2021Perry County, Missouri

NWS Paducah, KY issued this tornado warning at Oct 24, 2021, 8:42 PM CDT for Perry County, Missouri. It was in force for 48 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
Oct 24, 2021, 8:42 PM CDT (01:42 UTC)
Expired
Oct 24, 2021, 9:30 PM CDT
In force
48 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

County Perry County, MO

The radar

The St Louis radar (KLSX), 116 km from the middle of the area, began a volume at 01:43 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

TimeReportWhereRemark
Oct 24, 9:04 PM CDTTORNADO4 Nw Lithium, MOTRAINED SPOTTER JUST SOUTH OF ST. MARY REPORTS A LOT OF TREE DAMAGE ON THE ROAD. TIME ESTIMATED BY RADAR. SPOTTER REPORT AT 9:10 PM.

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.

IssuedProductOfficeLasted
Oct 24, 5:44 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.7 hours before the alert went out and 277 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, Lincoln, IL at 00:00Z on 2021-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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, Lincoln, IL at 00:00Z on 2021-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 371 square meters per square second.19395878Sfc1 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
3 J/kg
Mixed-layer CIN
-286 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
371 m²/s²
0-3 km storm-relative helicity
467 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

As transmitted.

162 
WFUS53 KPAH 250142
TORPAH
MOC157-250230-
/O.NEW.KPAH.TO.W.0018.211025T0142Z-211025T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
842 PM CDT Sun Oct 24 2021

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Northwestern Perry County in southeastern Missouri...

* Until 930 PM CDT.
    
* At 842 PM CDT, a tornado producing storm was located over Coffman,
  or 12 miles east of Farmington, moving northeast at 45 mph.

  HAZARD...Damaging tornado.

  SOURCE...Radar confirmed tornado.

  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...
  Chester.

This includes Interstate 55 between Mile Markers 138 and 139.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3789 8981 3788 8980 3778 9003 3782 9000
      3787 8994 3787 8990 3791 8985 3791 8984
TIME...MOT...LOC 0142Z 243DEG 38KT 3781 9020 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

DWS
1 follow-up statement
999 
WWUS53 KPAH 250156
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
856 PM CDT Sun Oct 24 2021

MOC157-250230-
/O.CON.KPAH.TO.W.0018.000000T0000Z-211025T0230Z/
Perry MO-
856 PM CDT Sun Oct 24 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR NORTH
CENTRAL PERRY COUNTY...
        
At 855 PM CDT, a confirmed tornado was located near St. Mary, or 8
miles south of Ste. Genevieve, moving northeast at 40 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

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.

This tornado will be near...
  St. Mary around 905 PM CDT
  Chester around 915 PM CDT.

This includes Interstate 55 near Mile Marker 139.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3789 8981 3788 8980 3781 9000 3782 9000
      3787 8994 3787 8990 3791 8985 3791 8984
TIME...MOT...LOC 0155Z 246DEG 35KT 3786 9005 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

DWS

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 9:03 PM CDTTornado Warning Tornado observedConsiderable damage threatPAHPerry57 min
Oct 24, 9:33 PM CDTSevere Thunderstorm WarningPAHBollinger, Cape Girardeau, Perry57 min
Oct 24, 9:42 PM CDTSevere Thunderstorm WarningPAHPerry48 min
Oct 24, 10:05 PM CDTFlash Flood WarningPAHPerry6 hr
Oct 24, 10:12 PM CDTFlash Flood WarningPAHBollinger6 hr
Oct 24, 10:24 PM CDTSpecial Weather StatementPAHPerry51 min
Oct 24, 10:46 PM CDTSpecial Weather StatementPAHBollinger, Cape Girardeau44 min
Oct 24, 10:52 PM CDTSpecial Weather StatementPAHCarter, Wayne38 min
Oct 24, 10:53 PM CDTAreal Flood AdvisoryPAHBollinger, Carter, Wayne94 min
Oct 24, 10:54 PM CDTSevere Thunderstorm WarningPAHBollinger, Cape Girardeau51 min
Oct 24, 11:13 PM CDTTornado WarningPAHCape Girardeau18 min
Oct 24, 11:20 PM CDTTornado WarningPAHBollinger, Cape Girardeau25 min
Oct 24, 11:31 PM CDTSpecial Weather StatementPAHStoddard44 min
Oct 24, 11:37 PM CDTSevere Thunderstorm WarningPAHCape Girardeau, Scott38 min
Oct 24, 11:41 PM CDTFlash Flood WarningPAHBollinger3 hr
Oct 24, 11:42 PM CDTSpecial Weather StatementPAHButler48 min
Oct 25, 12:46 AM CDTSpecial Weather StatementPAHNew Madrid44 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.