Alert archive / Missouri / Tornado Warnings in 2021

Tornado Warning 23, NWS Kansas City, MO

October 24, 2021Livingston County, Missouri

NWS Kansas City, MO issued this tornado warning at Oct 24, 2021, 4:10 PM CDT for Livingston County, Missouri. It was in force for 35 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, 4:10 PM CDT (21:10 UTC)
Expired: Oct 24, 2021, 4:45 PM CDT
In force: 35 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Livingston County, MO

The radar

The Pleasant Hill radar (KEAX), 131 km from the middle of the area, began a volume at 21:15 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
Oct 24, 4:15 PM CDT	TORNADO	6 Nw Chillicothe, MO	NWS STORM SURVEY FOUND EVIDENCE OF A BRIEF EF-0 TORNADO ABOUT 6 MILES NW OF CHILLICOTHE.

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
Oct 24, 2:06 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.2 hours before the alert went out and 207 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1036 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 1015 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 368 m²/s²
0-3 km storm-relative helicity: 374 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.7

Open this sounding in Storm Lab

The text

As transmitted.

608 
WFUS53 KEAX 242110
TOREAX
MOC117-242145-
/O.NEW.KEAX.TO.W.0023.211024T2110Z-211024T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Kansas City/Pleasant Hill MO
410 PM CDT Sun Oct 24 2021

The National Weather Service in Pleasant Hill has issued a

* Tornado Warning for...
  Central Livingston County in north central Missouri...

* Until 445 PM CDT.
    
* At 410 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Breckenridge, or 8 miles west of Chillicothe,
  moving east at 40 mph.

  HAZARD...Tornado and quarter size hail.

  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...
  Chillicothe, Wheeling, Utica, Chula, Mooresville and Spring Hill. 

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 3975 9336 3972 9337 3974 9376 3986 9376
      3997 9337 3996 9336
TIME...MOT...LOC 2110Z 248DEG 35KT 3978 9372 

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

$$

CDB

1 follow-up statement

392 
WWUS53 KEAX 242124
SVSEAX

Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
424 PM CDT Sun Oct 24 2021

MOC117-242145-
/O.CON.KEAX.TO.W.0023.000000T0000Z-211024T2145Z/
Livingston MO-
424 PM CDT Sun Oct 24 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR CENTRAL
LIVINGSTON COUNTY...
    
At 424 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Chillicothe, moving east at 40 mph.

HAZARD...Tornado and quarter size hail.

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...
Chillicothe and Wheeling. 

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 3977 9362 3986 9363 3996 9336 3975 9336
TIME...MOT...LOC 2124Z 248DEG 35KT 3983 9355 

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

$$

CDB

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 24, 12:52 AM CDT	Special Weather Statement	EAX	Grundy	23 min
Oct 24, 1:26 AM CDT	Special Weather Statement	EAX	Buchanan	34 min
Oct 24, 5:07 AM CDT	Flash Flood Warning	EAX	Grundy, Harrison, Sullivan	5 hr
Oct 24, 8:26 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Linn, Livingston	37 hr
Oct 24, 2:05 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Holt	40 min
Oct 24, 2:12 PM CDT	Tornado Warning Tornado observed	EAX	Andrew, Holt	33 min
Oct 24, 2:31 PM CDT	Tornado Warning	EAX	Andrew, Buchanan, DeKalb	29 min
Oct 24, 2:39 PM CDT	Tornado Warning	EAX	Andrew	23 min
Oct 24, 2:44 PM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Clinton, DeKalb	46 min
Oct 24, 2:51 PM CDT	Tornado Warning	EAX	Buchanan, Clinton, DeKalb	24 min
Oct 24, 3:23 PM CDT	Tornado Warning	EAX	Daviess, DeKalb, Gentry	37 min
Oct 24, 3:26 PM CDT	Tornado Warning	EAX	Caldwell, Clinton	34 min
Oct 24, 3:50 PM CDT	Tornado Warning	EAX	Caldwell, Daviess, Livingston	25 min
Oct 24, 4:07 PM CDT	Special Weather Statement	EAX	Henry, Johnson	23 min
Oct 24, 4:16 PM CDT	Tornado Warning	EAX	Grundy, Harrison, Mercer	29 min
Oct 24, 4:29 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Pettis	31 min
Oct 24, 4:37 PM CDT	Tornado Warning	EAX	Linn, Livingston, Sullivan	38 min
Oct 24, 4:56 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Pettis	49 min
Oct 24, 4:57 PM CDT	Tornado Warning	EAX	Cooper, Pettis	33 min
Oct 24, 5:10 PM CDT	Tornado Warning	EAX	Adair, Linn, Macon, Sullivan	35 min
Oct 24, 5:54 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Schuyler	17 min

Nearby

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