Alert archive / Missouri / Tornado Warnings in 2021
Tornado Warning 24, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at Oct 24, 2021, 4:16 PM CDT for Grundy County, Harrison County, Mercer County, Missouri. It was in force for 29 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
- Oct 24, 2021, 4:16 PM CDT (21:16 UTC)
- Expired
- Oct 24, 2021, 4:45 PM CDT
- In force
- 29 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Grundy County, MO, Harrison County, MO, Mercer County, MO
The radar
The Pleasant Hill radar (KEAX), 161 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.
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, 9.3 hours before the alert went out and 212 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
- 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
The text
As transmitted.
403
WFUS53 KEAX 242116
TOREAX
MOC079-081-129-242145-
/O.NEW.KEAX.TO.W.0024.211024T2116Z-211024T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Kansas City/Pleasant Hill MO
416 PM CDT Sun Oct 24 2021
The National Weather Service in Pleasant Hill has issued a
* Tornado Warning for...
Northern Grundy County in north central Missouri...
South central Mercer County in north central Missouri...
Southeastern Harrison County in north central Missouri...
* Until 445 PM CDT.
* At 416 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Gilman City, or 12 miles southeast of Bethany,
moving east at 40 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...
Spickard, Tindall, Brimson and Mill Grove.
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 4013 9384 4020 9388 4035 9354 4017 9345
TIME...MOT...LOC 2116Z 247DEG 34KT 4017 9383
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CDB2 follow-up statements
259
WWUS53 KEAX 242126
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
426 PM CDT Sun Oct 24 2021
MOC081-242135-
/O.CAN.KEAX.TO.W.0024.000000T0000Z-211024T2145Z/
Harrison MO-
426 PM CDT Sun Oct 24 2021
...THE TORNADO WARNING FOR SOUTHEASTERN HARRISON COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for north central
Missouri.
LAT...LON 4035 9354 4017 9345 4015 9376 4025 9376
4026 9375
TIME...MOT...LOC 2125Z 244DEG 33KT 4021 9373
$$
MOC079-129-242145-
/O.CON.KEAX.TO.W.0024.000000T0000Z-211024T2145Z/
Grundy MO-Mercer MO-
426 PM CDT Sun Oct 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR NORTHERN
GRUNDY AND SOUTH CENTRAL MERCER COUNTIES...
At 425 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Spickard, or 11 miles northwest of
Trenton, moving northeast at 35 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...
Spickard, Tindall and Mill Grove.
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 4035 9354 4017 9345 4015 9376 4025 9376
4026 9375
TIME...MOT...LOC 2125Z 244DEG 33KT 4021 9373
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CDB018
WWUS53 KEAX 242140
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
440 PM CDT Sun Oct 24 2021
MOC079-129-242150-
/O.EXP.KEAX.TO.W.0024.000000T0000Z-211024T2145Z/
Grundy MO-Mercer MO-
440 PM CDT Sun Oct 24 2021
...THE TORNADO WARNING FOR NORTHERN GRUNDY AND SOUTH CENTRAL MERCER
COUNTIES WILL EXPIRE AT 445 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 1000 PM CDT for north central
Missouri.
LAT...LON 4035 9354 4017 9345 4015 9376 4025 9376
4026 9375
TIME...MOT...LOC 2140Z 247DEG 34KT 4026 9359
$$
CDBThe 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 | 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, 4:10 PM CDT | Tornado Warning | EAX | Livingston | 35 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, 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.