Alert archive / Missouri / Tornado Warnings in 2023
Tornado Warning 9, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at May 6, 2023, 8:13 PM CDT for Grundy County, Linn County, Livingston County, Missouri. It was in force for 32 min. 3 reports 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
- May 6, 2023, 8:13 PM CDT (01:13 UTC)
- Expired
- May 6, 2023, 8:45 PM CDT
- In force
- 32 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 2.0 in
Counties Grundy County, MO, Linn County, MO, Livingston County, MO
The radar
The Pleasant Hill radar (KEAX), 152 km from the middle of the area, began a volume at 01:14 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 |
|---|---|---|---|
| May 6, 8:29 PM CDT | TSTM WND DMG | 3 W Linneus, MO | LIKELY REAR-FLANK DOWNDRAFT WINDS, HOG BARN ROOF BLOWN OFF. |
| May 6, 8:43 PM CDT | TORNADO | 5 E Linneus, MO | MULTIPLE REPORTS OF DAMAGE IN THE VICINITY, MACHINE SHED DAMAGED. |
| May 6, 8:46 PM CDT | TSTM WND GST 87 | 3 Ese Linneus, MO | DELAYED REPORT, MESONET SENSOR DETECTED. |
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 |
|---|---|---|---|
| May 6, 3:56 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.2 hours before the alert went out and 230 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
- 97 J/kg
- Mixed-layer CIN
- -144 J/kg
- Mixed-layer LCL
- 3619 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
238
WFUS53 KEAX 070113
TOREAX
MOC079-115-117-070145-
/O.NEW.KEAX.TO.W.0009.230507T0113Z-230507T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Kansas City/Pleasant Hill MO
813 PM CDT Sat May 6 2023
The National Weather Service in Pleasant Hill has issued a
* Tornado Warning for...
Western Linn County in north central Missouri...
Southeastern Grundy County in north central Missouri...
Northeastern Livingston County in north central Missouri...
* Until 845 PM CDT.
* At 813 PM CDT, a severe thunderstorm capable of producing a tornado
was located 9 miles northwest of Linneus, or 14 miles northeast of
Chillicothe, moving east at 40 mph.
HAZARD...Tornado and hail up to two inches in diameter.
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...
Brookfield, Laclede, Linneus and Purdin.
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 3973 9306 3985 9347 4005 9340 4004 9337
4003 9336 4003 9330 3998 9297
TIME...MOT...LOC 0113Z 287DEG 33KT 3994 9335
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
BMW3 follow-up statements
132
WWUS53 KEAX 070121
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
821 PM CDT Sat May 6 2023
MOC079-117-070131-
/O.CAN.KEAX.TO.W.0009.000000T0000Z-230507T0145Z/
Grundy MO-Livingston MO-
821 PM CDT Sat May 6 2023
...THE TORNADO WARNING FOR SOUTHEASTERN GRUNDY AND NORTHEASTERN
LIVINGSTON COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM CDT for north central
Missouri.
LAT...LON 3974 9306 3985 9336 3991 9336 4000 9334
4001 9328 3998 9297
TIME...MOT...LOC 0121Z 287DEG 33KT 3992 9325
$$
MOC115-070145-
/O.CON.KEAX.TO.W.0009.000000T0000Z-230507T0145Z/
Linn MO-
821 PM CDT Sat May 6 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR CENTRAL
LINN COUNTY...
At 821 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Linneus, or 13 miles northwest of Brookfield, moving
east at 40 mph.
HAZARD...Tornado and two inch 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...
Brookfield, Laclede, Linneus and Purdin.
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 3974 9306 3985 9336 3991 9336 4000 9334
4001 9328 3998 9297
TIME...MOT...LOC 0121Z 287DEG 33KT 3992 9325
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
BMW612
WWUS53 KEAX 070131
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
831 PM CDT Sat May 6 2023
MOC115-070145-
/O.CON.KEAX.TO.W.0009.000000T0000Z-230507T0145Z/
Linn MO-
831 PM CDT Sat May 6 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR CENTRAL
LINN COUNTY...
At 830 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Linneus, or 11 miles northwest of Brookfield, moving
east at 25 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Brookfield, Linneus and Purdin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3975 9306 3988 9329 3991 9330 3995 9328
3997 9324 3994 9298
TIME...MOT...LOC 0130Z 286DEG 22KT 3991 9321
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
BMW846
WWUS53 KEAX 070136
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
836 PM CDT Sat May 6 2023
MOC115-070145-
/O.CON.KEAX.TO.W.0009.000000T0000Z-230507T0145Z/
Linn MO-
836 PM CDT Sat May 6 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR CENTRAL
LINN COUNTY...
At 836 PM CDT, a confirmed tornado was located over Linneus, or 9
miles northwest of Brookfield, moving east at 30 mph.
HAZARD...Damaging tornado and two inch hail.
SOURCE...Weather spotters confirmed tornado.
** ENTER LOCATIONS **!.
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...
Brookfield, Linneus and Purdin.
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.
&&
LAT...LON 3978 9305 3988 9327 3991 9327 3994 9326
3996 9319 3994 9298
TIME...MOT...LOC 0136Z 287DEG 27KT 3990 9317
TORNADO...OBSERVED
MAX HAIL SIZE...2.00 IN
$$
BMWThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:00 PM CDT | Severe Thunderstorm Warning | EAX | Daviess, Gentry, Harrison | 30 min |
| May 6, 7:14 PM CDT | Severe Thunderstorm Warning | EAX | Daviess, Grundy, Harrison | 46 min |
| May 6, 7:20 PM CDT | Severe Thunderstorm Warning | EAX | Daviess, Grundy, Harrison, Livingston | 40 min |
| May 6, 7:50 PM CDT | Tornado Warning | EAX | Grundy | 25 min |
| May 6, 7:53 PM CDT | Severe Thunderstorm Warning | EAX | Grundy, Linn, Livingston, Sullivan | 52 min |
| May 6, 8:42 PM CDT | Severe Thunderstorm Warning | EAX | Chariton, Linn, Macon | 48 min |
| May 6, 8:44 PM CDT | Tornado Warning | EAX | Linn, Macon | 31 min |
| May 6, 9:12 PM CDT | Tornado Warning | EAX | Chariton, Linn, Macon | 33 min |
| May 6, 9:19 PM CDT | Severe Thunderstorm Warning | EAX | Chariton, Macon, Randolph | 56 min |
| May 6, 9:48 PM CDT | Tornado Warning | EAX | Macon, Randolph | 27 min |
| May 6, 10:14 PM CDT | Severe Thunderstorm Warning | EAX | Macon | 31 min |
| May 6, 10:43 PM CDT | Special Weather Statement | EAX | Macon | 32 min |
| May 6, 11:58 PM CDT | Severe Thunderstorm Warning | EAX | Schuyler | 47 min |
Nearby
Tornado Warnings in Missouri, 2023Every tornado warning in 2023Tornadoes in 2023
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.