Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 156, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Dec 15, 2021, 6:11 PM CST for Bates County, Cass County, Missouri; Linn County, Miami County, Kansas. It was in force for 64 min. 2 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
- Dec 15, 2021, 6:11 PM CST (00:11 UTC)
- Expired
- Dec 15, 2021, 7:15 PM CST
- In force
- 64 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Linn County, KS, Miami County, KS, Bates County, MO, Cass County, MO
The radar
The Pleasant Hill radar (KEAX), 50 km from the middle of the area, began a volume at 00:12 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 |
|---|---|---|---|
| Dec 15, 6:45 PM CST | TSTM WND GST 60 | 1 Nw Lake Winnebago, MO | |
| Dec 15, 6:53 PM CST | TSTM WND GST 65 | 2 N Pleasant Hill, MO | ESTIMATED WIND GUST AT NWS KANSAS CITY. |
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 |
|---|---|---|---|
| Dec 15, 3:18 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
| Dec 15, 6:00 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.2 hours before the alert went out and 117 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2425 m above ground
- 0-6 km bulk shear
- 99 kt
- 0-1 km storm-relative helicity
- -149 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
840
WUUS53 KEAX 160011
SVREAX
KSC107-121-MOC013-037-160115-
/O.NEW.KEAX.SV.W.0156.211216T0011Z-211216T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
611 PM CST Wed Dec 15 2021
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Miami County in east central Kansas...
Linn County in east central Kansas...
Cass County in west central Missouri...
Bates County in west central Missouri...
* Until 715 PM CST.
* At 610 PM CST, severe thunderstorms were located along a line
extending from near Osawatomie to near Kincaid to Humboldt, moving
east at 60 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Lee's Summit, Grandview, Belton, Raymore, Harrisonville, Pleasant
Hill, Paola, Spring Hill, Greenwood, Peculiar, Osawatomie,
Louisburg, Butler, Adrian, Garden City, Rich Hill, Pleasanton, La
Cygne, Mound City and Archie.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for damaging winds. People outside should move
immediately to shelter inside a strong building. Stay away from
windows.
&&
LAT...LON 3804 9508 3870 9506 3874 9461 3885 9461
3883 9412 3857 9412 3857 9407 3845 9406
3805 9425 3806 9461 3804 9462
TIME...MOT...LOC 0010Z 254DEG 54KT 3848 9498 3809 9519 3781 9546
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
CDB1 follow-up statement
324
WWUS53 KEAX 160050
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
650 PM CST Wed Dec 15 2021
KSC121-160100-
/O.CAN.KEAX.SV.W.0156.000000T0000Z-211216T0115Z/
Miami KS-
650 PM CST Wed Dec 15 2021
...THE SEVERE THUNDERSTORM WARNING FOR MIAMI COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM CST for
east central Kansas...and west central Missouri. A Severe
Thunderstorm Watch also remains in effect until midnight CST for east
central Kansas...and west central Missouri.
LAT...LON 3807 9490 3839 9464 3839 9461 3885 9461
3883 9412 3857 9412 3857 9407 3845 9406
3805 9425 3806 9461 3804 9462
TIME...MOT...LOC 0050Z 254DEG 54KT 3864 9426 3825 9447 3797 9474
$$
KSC107-MOC013-037-160115-
/O.CON.KEAX.SV.W.0156.000000T0000Z-211216T0115Z/
Linn KS-Cass MO-Bates MO-
650 PM CST Wed Dec 15 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CST
FOR EASTERN LINN...CASS AND BATES COUNTIES...
At 650 PM CST, severe thunderstorms were located along a line
extending from near East Lynne to 7 miles west of Butler to near
Fulton, moving east at 60 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Lee's Summit, Grandview, Belton, Raymore, Harrisonville, Pleasant
Hill, Greenwood, Peculiar, Butler, Adrian, Garden City, Rich Hill,
Pleasanton, Mound City, Archie, Lake Winnebago, Drexel, Cleveland,
Freeman and Creighton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for damaging winds. People outside should move
to a shelter, inside a strong building and away from windows.
&&
LAT...LON 3807 9490 3839 9464 3839 9461 3885 9461
3883 9412 3857 9412 3857 9407 3845 9406
3805 9425 3806 9461 3804 9462
TIME...MOT...LOC 0050Z 254DEG 54KT 3864 9426 3825 9447 3797 9474
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
CDBThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 6:00 PM CST | Severe Thunderstorm Warning | EAX | Cass, Jackson | 45 min |
| Dec 15, 6:15 PM CST | Severe Thunderstorm Warning | EAX | Caldwell, Carroll, Clay, Clinton, Daviess, Livingston and 1 more | 60 min |
| Dec 15, 6:24 PM CST | Severe Thunderstorm Warning | EAX | Daviess, Grundy, Harrison, Mercer, Putnam, Sullivan | 66 min |
| Dec 15, 6:35 PM CST | Severe Thunderstorm Warning | EAX | Carroll, Jackson, Lafayette | 40 min |
| Dec 15, 6:43 PM CST | Severe Thunderstorm Warning | EAX | Cass, Jackson, Johnson | 47 min |
| Dec 15, 7:03 PM CST | Severe Thunderstorm Warning | EAX | Adair, Carroll, Chariton, Grundy, Linn, Livingston and 7 more | 87 min |
| Dec 15, 7:08 PM CST | Severe Thunderstorm Warning | EAX | Bates, Carroll, Cass, Chariton, Cooper, Henry and 7 more | 82 min |
| Dec 15, 8:25 PM CST | Severe Thunderstorm Warning | EAX | Cooper, Howard, Randolph | 35 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2021Severe Thunderstorm Warnings in Kansas, 2021Every severe thunderstorm warning 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.