Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 53, NWS Kansas City, MO

June 24, 2021Cooper County, Howard County, Saline County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 24, 2021, 9:30 AM CDT for Cooper County, Howard County, Saline County, Missouri. It was in force for 45 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
Jun 24, 2021, 9:30 AM CDT (14:30 UTC)
Expired
Jun 24, 2021, 10:15 AM CDT
In force
45 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Cooper County, MO, Howard County, MO, Saline County, MO

The radar

The Pleasant Hill radar (KEAX), 135 km from the middle of the area, began a volume at 14:34 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, 2.5 hours before the alert went out and 250 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 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2072 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 342 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
2072 J/kg
Mixed-layer CIN
-283 J/kg
Mixed-layer LCL
688 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
342 m²/s²
0-3 km storm-relative helicity
386 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

504 
WUUS53 KEAX 241430
SVREAX
MOC053-089-195-241515-
/O.NEW.KEAX.SV.W.0053.210624T1430Z-210624T1515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
930 AM CDT Thu Jun 24 2021

The National Weather Service in Pleasant Hill has issued a

* Severe Thunderstorm Warning for...
  Howard County in central Missouri...
  Southeastern Saline County in central Missouri...
  Cooper County in central Missouri...

* Until 1015 AM CDT.

* At 929 AM CDT, a severe thunderstorm was located 8 miles southeast
  of Slater, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  New Franklin and Fayette.

This includes Interstate 70 in Missouri between mile markers 86 and
114.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3900 9256 3898 9257 3893 9251 3891 9250
      3875 9259 3878 9305 3924 9307 3924 9294
      3922 9292 3922 9289 3924 9286 3923 9285
      3924 9284 3923 9244
TIME...MOT...LOC 1429Z 269DEG 27KT 3912 9296 

HAIL...<.75IN
WIND...60MPH
 
$$

Blair
1 follow-up statement
501 
WWUS53 KEAX 241456
SVSEAX

Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
956 AM CDT Thu Jun 24 2021

MOC195-241505-
/O.CAN.KEAX.SV.W.0053.000000T0000Z-210624T1515Z/
Saline MO-
956 AM CDT Thu Jun 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SALINE 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 3898 9257 3891 9250 3875 9259 3878 9305
      3897 9305 3908 9291 3910 9291 3911 9294
      3912 9294 3914 9291 3918 9290 3920 9286
      3924 9284 3923 9244
TIME...MOT...LOC 1455Z 274DEG 33KT 3895 9273 

$$

MOC053-089-241515-
/O.CON.KEAX.SV.W.0053.000000T0000Z-210624T1515Z/
Howard MO-Cooper MO-
956 AM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM CDT
FOR HOWARD AND COOPER COUNTIES...

At 955 AM CDT, a severe thunderstorm was located over Boonville,
moving east at 40 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Boonville, Fayette, Glasgow, New Franklin, Pilot Grove, Bunceton,
Prairie Home, Blackwater, Franklin, Wooldridge and Lamine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3898 9257 3891 9250 3875 9259 3878 9305
      3897 9305 3908 9291 3910 9291 3911 9294
      3912 9294 3914 9291 3918 9290 3920 9286
      3924 9284 3923 9244
TIME...MOT...LOC 1455Z 274DEG 33KT 3895 9273 

HAIL...0.88IN
WIND...60MPH
 
$$

Blair

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 3:28 AM CDTSevere Thunderstorm WarningEAXAtchison47 min
Jun 24, 4:14 AM CDTSevere Thunderstorm WarningEAXAtchison, Holt, Nodaway28 min
Jun 24, 11:08 AM CDTSpecial Weather StatementEAXBates37 min
Jun 24, 11:20 AM CDTRiver Flood WarningEAXLinn, Livingston4 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXDaviess, Livingston3 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXPlatte21 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXPlatte7 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXRay3 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXHoward51 hr
Jun 24, 11:20 AM CDTRiver Flood WarningEAXBuchanan4 days
Jun 24, 11:20 AM CDTRiver Flood WarningEAXDaviess, Gentry51 hr
Jun 24, 11:20 AM CDTRiver Flood WarningEAXCarroll, Chariton, Linn, Livingston10 days
Jun 24, 6:32 PM CDTFlash Flood WarningEAXAndrew, Atchison, Holt, Nodaway8 hr
Jun 24, 6:53 PM CDTSevere Thunderstorm WarningEAXAtchison, Holt, Nodaway52 min

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.