Alert archive / Missouri / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 37, NWS Kansas City, MO

April 29, 2022Cooper County, Pettis County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 29, 2022, 12:29 PM CDT for Cooper County, Pettis County, Missouri. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 29, 2022, 12:29 PM CDT (17:29 UTC)
Expired: Apr 29, 2022, 12:54 PM CDT
In force: 25 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Cooper County, MO, Pettis County, MO

The radar

The Pleasant Hill radar (KEAX), 105 km from the middle of the area, began a volume at 17:32 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 12:00Z, 5.5 hours before the alert went out and 226 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 905 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 414 m²/s²
0-3 km storm-relative helicity: 370 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 29, 12:27 PM CDT, 2 minutes earlier.

Area forecast discussion, Apr 29, 12:27 PM CDT, 2 minutes before

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Hazardous weather outlook, Apr 29, 4:45 AM CDT, 7 hours 44 minutes before

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
445 AM CDT Fri Apr 29 2022

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-300945-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
445 AM CDT Fri Apr 29 2022

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Today and Tonight

Morning thunderstorms are expected to remain below severe limits.

Strong southerly winds could gust to near 30 mph this afternoon.

 There is a chance for severe weather on Friday night with all modes
 of severe weather possible including damaging winds, large hail,
 and a few tornadoes. In additional to the severe weather threat,
 heavy rain may lead to flash flooding and river flooding.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

 Hazardous weather is expected at this time.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

In the hours before

Local storm report, Apr 29, 10:49 AM CDT, 1 hour 40 minutes before

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Special weather statement, Apr 29, 11:04 AM CDT, 1 hour 25 minutes before

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Local storm report, Apr 29, 11:27 AM CDT, 1 hour 2 minutes before

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Special weather statement, Apr 29, 11:51 AM CDT, 38 minutes before

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Local storm report, Apr 29, 11:54 AM CDT, 35 minutes before

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Local storm report, Apr 29, 12:11 PM CDT, 18 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 29, 7:55 AM CDT	Special Weather Statement	EAX	Buchanan	35 min
Apr 29, 8:31 AM CDT	Special Weather Statement	EAX	Buchanan	44 min
Apr 29, 8:53 AM CDT	Special Weather Statement	EAX	Henry	37 min
Apr 29, 9:42 AM CDT	Special Weather Statement	EAX	Bates	48 min
Apr 29, 9:51 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass	39 min
Apr 29, 9:56 AM CDT	Special Weather Statement	EAX	Jackson	34 min
Apr 29, 10:26 AM CDT	Special Weather Statement	EAX	Jackson	34 min
Apr 29, 10:30 AM CDT	Special Weather Statement	EAX	Johnson	45 min
Apr 29, 11:04 AM CDT	Special Weather Statement	EAX	Lafayette	41 min
Apr 29, 11:08 AM CDT	Severe Thunderstorm Warning	EAX	Johnson, Lafayette, Pettis, Saline	37 min
Apr 29, 11:43 AM CDT	Severe Thunderstorm Warning	EAX	Johnson, Pettis, Saline	47 min
Apr 29, 11:51 AM CDT	Special Weather Statement	EAX	Pettis	39 min
Apr 29, 7:23 AM CDT	Special Weather Statement	EAX	Atchison	37 min
Apr 29, 8:57 AM CDT	Special Weather Statement	EAX	Linn	48 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2022 Every severe thunderstorm warning in 2022

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.