Alert archive / Missouri / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 143, NWS Kansas City, MO

August 29, 2022Bates County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Aug 29, 2022, 1:19 PM CDT for Bates County, Missouri. It was in force for 26 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
Aug 29, 2022, 1:19 PM CDT (18:19 UTC)
Expired
Aug 29, 2022, 1:45 PM CDT
In force
26 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Bates County, MO

The radar

The Pleasant Hill radar (KEAX), 62 km from the middle of the area, began a volume at 18:19 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, 6.3 hours before the alert went out and 140 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-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 2022-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 950 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2022-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -95 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
950 J/kg
Mixed-layer CIN
-409 J/kg
Mixed-layer LCL
1466 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-95 m²/s²
0-3 km storm-relative helicity
128 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

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 Aug 29, 12:42 PM CDT, 37 minutes earlier.

Area forecast discussion, Aug 29, 12:42 PM CDT, 37 minutes before
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Hazardous weather outlook, Aug 29, 5:03 AM CDT, 8 hours 16 minutes before
Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
503 AM CDT Mon Aug 29 2022

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-301015-
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-
503 AM CDT Mon Aug 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

A few strong to severe thunderstorms will be possible this afternoon
and evening with damaging wind gusts up to 60 mph and hail up to the
size of quarters being the primary hazards. Locally moderate to
heavy rainfall will also be possible.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

 No hazardous weather is expected at this time.

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

In the hours before

Special weather statement, Aug 29, 1:16 PM CDT, 3 minutes before
Special Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
116 PM CDT Mon Aug 29 2022

MOZ053-291845-
Bates MO-
116 PM CDT Mon Aug 29 2022

...A strong thunderstorm will impact portions of southeastern Bates
County through 145 PM CDT...

At 116 PM CDT, Doppler radar was tracking a strong thunderstorm 8
miles southeast of Butler, moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of southeastern Bates
County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3824 9431 3838 9408 3832 9407 3822 9408
      3821 9405 3819 9405 3815 9406 3808 9426
TIME...MOT...LOC 1816Z 244DEG 14KT 3819 9422

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

Blair

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 1:16 PM CDTSpecial Weather StatementEAXBates29 min
Aug 29, 2:04 PM CDTSevere Thunderstorm WarningEAXBates, Cass26 min
Aug 29, 2:47 PM CDTSpecial Weather StatementEAXCass, Jackson, Johnson, Pettis28 min
Aug 29, 3:25 PM CDTAreal Flood AdvisoryEAXCass3 hr
Aug 29, 3:51 PM CDTFlash Flood WarningEAXCass3 hr
Aug 29, 4:55 PM CDTSpecial Weather StatementEAXBuchanan35 min
Aug 29, 5:01 PM CDTSevere Thunderstorm WarningEAXAndrew, Buchanan, Clinton, DeKalb33 min
Aug 29, 5:28 PM CDTSpecial Weather StatementEAXCaldwell32 min
Aug 29, 4:26 PM CDTSpecial Weather StatementEAXJohnson34 min
Aug 29, 4:46 PM CDTSpecial Weather StatementEAXWyandotte29 min
Aug 29, 5:22 PM CDTSevere Thunderstorm WarningEAXAtchison38 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2022Every 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.