Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 7, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Mar 17, 2021, 4:01 AM CDT for Henry County, Johnson County, Missouri. It was in force for 44 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
- Mar 17, 2021, 4:01 AM CDT (09:01 UTC)
- Expired
- Mar 17, 2021, 4:45 AM CDT
- In force
- 44 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Henry County, MO, Johnson County, MO
The radar
The Pleasant Hill radar (KEAX), 39 km from the middle of the area, began a volume at 09:03 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 nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 9.0 hours before the alert went out and 155 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
- 964 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 295 m²/s²
- 0-3 km storm-relative helicity
- 405 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
933
WUUS53 KEAX 170901
SVREAX
MOC083-101-170945-
/O.NEW.KEAX.SV.W.0007.210317T0901Z-210317T0945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
401 AM CDT Wed Mar 17 2021
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Northwestern Henry County in west central Missouri...
Southwestern Johnson County in west central Missouri...
* Until 445 AM CDT.
* At 401 AM CDT, a severe thunderstorm was located near Urich, or 13
miles east of Garden City, moving northeast at 30 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Warrensburg, Holden, Leeton, Urich, Creighton, Chilhowee,
Centerview, Blairstown, Post Oak, Hartwell and Quick City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3843 9407 3857 9407 3858 9408 3876 9403
3877 9373 3856 9358 3838 9392
TIME...MOT...LOC 0901Z 214DEG 28KT 3850 9396
HAIL...1.00IN
WIND...<50MPH
$$
Leighton3 follow-up statements
887
WWUS53 KEAX 170918
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
418 AM CDT Wed Mar 17 2021
MOC083-170927-
/O.CAN.KEAX.SV.W.0007.000000T0000Z-210317T0945Z/
Henry MO-
418 AM CDT Wed Mar 17 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HENRY COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3857 9404 3876 9403 3877 9373 3862 9362
3856 9370
TIME...MOT...LOC 0917Z 214DEG 28KT 3861 9387
$$
MOC101-170945-
/O.CON.KEAX.SV.W.0007.000000T0000Z-210317T0945Z/
Johnson MO-
418 AM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTHWESTERN JOHNSON COUNTY...
At 417 AM CDT, a severe thunderstorm was located over Chilhowee, or 9
miles southeast of Holden, moving northeast at 30 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Warrensburg, Holden, Leeton, Chilhowee, Centerview, Post Oak and
Quick City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3857 9404 3876 9403 3877 9373 3862 9362
3856 9370
TIME...MOT...LOC 0917Z 214DEG 28KT 3861 9387
HAIL...1.00IN
WIND...<50MPH
$$
Leighton982
WWUS53 KEAX 170929
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
429 AM CDT Wed Mar 17 2021
MOC101-170945-
/O.CON.KEAX.SV.W.0007.000000T0000Z-210317T0945Z/
Johnson MO-
429 AM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTH CENTRAL JOHNSON COUNTY...
At 429 AM CDT, a severe thunderstorm was located near Warrensburg,
moving northeast at 40 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Warrensburg and Centerview.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3861 9392 3876 9392 3877 9373 3865 9364
3862 9367
TIME...MOT...LOC 0929Z 205DEG 34KT 3867 9375
HAIL...1.00IN
WIND...<50MPH
$$
Leighton380
WWUS53 KEAX 170941
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
441 AM CDT Wed Mar 17 2021
MOC101-170951-
/O.EXP.KEAX.SV.W.0007.000000T0000Z-210317T0945Z/
Johnson MO-
441 AM CDT Wed Mar 17 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL JOHNSON COUNTY
WILL EXPIRE AT 445 AM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However heavy rain
is still possible with this thunderstorm.
LAT...LON 3861 9392 3876 9392 3877 9373 3865 9364
3862 9367
TIME...MOT...LOC 0941Z 214DEG 28KT 3875 9369
$$
LeightonThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 3:09 AM CDT | Special Weather Statement | EAX | Bates | 51 min |
| Mar 17, 3:23 AM CDT | Severe Thunderstorm Warning | EAX | Bates, Cass, Henry | 37 min |
| Mar 17, 4:16 AM CDT | Special Weather Statement | EAX | Henry | 44 min |
| Mar 17, 5:02 AM CDT | Severe Thunderstorm Warning | EAX | Bates | 43 min |
| Mar 17, 6:01 AM CDT | Special Weather Statement | EAX | Bates, Henry | 44 min |
| Mar 17, 6:51 AM CDT | River Flood Warning | EAX | Cooper | 65 hr |
| Mar 17, 7:00 AM CDT | River Flood Warning | EAX | Cooper | 54 hr |
| Mar 17, 8:11 AM CDT | Special Weather Statement | EAX | Buchanan, Clay, Jackson, Platte | 49 min |
| Mar 17, 9:24 AM CDT | River Flood Warning | EAX | Bates | 21 days |
| Mar 17, 9:48 AM CDT | River Flood Warning | EAX | Carroll, Chariton, Saline | 53 hr |
| Mar 17, 9:48 AM CDT | River Flood Warning | EAX | Jackson, Lafayette, Ray | 4 days |
| Mar 17, 9:48 AM CDT | River Flood Warning | EAX | Carroll, Lafayette, Saline | 4 days |
| Mar 17, 9:48 AM CDT | River Flood Warning | EAX | Cooper, Howard | 68 hr |
| Mar 17, 9:48 AM CDT | River Flood Warning | EAX | Chariton, Howard, Saline | 5 days |
| Mar 17, 10:25 AM CDT | River Flood Warning | EAX | Howard | 38 hr |
| Mar 17, 10:25 AM CDT | River Flood Warning | EAX | Ray | 3 days |
| Mar 17, 2:15 PM CDT | Winter Weather Advisory | EAX | Bates, Buchanan, Caldwell, Carroll, Cass, Clay and 7 more | 14 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.