Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 52, NWS Kansas City, MO

June 24, 2021Atchison County, Holt County, Nodaway County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 24, 2021, 4:14 AM CDT for Atchison County, Holt County, Nodaway County, Missouri. It was in force for 28 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, 4:14 AM CDT (09:14 UTC)
Expired
Jun 24, 2021, 4:42 AM CDT
In force
28 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Atchison County, MO, Holt County, MO, Nodaway County, MO

The radar

The Omaha radar (KOAX), 133 km from the middle of the area, began a volume at 09:18 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 24, 2:20 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 9.2 hours before the alert went out and 133 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, Omaha, NE at 00:00Z on 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2039 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, Omaha, NE at 00:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
2039 J/kg
Mixed-layer CIN
-306 J/kg
Mixed-layer LCL
1664 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

047 
WUUS53 KEAX 240914
SVREAX
MOC005-087-147-241000-
/O.NEW.KEAX.SV.W.0052.210624T0914Z-210624T1000Z/

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

The National Weather Service in Pleasant Hill has issued a

* Severe Thunderstorm Warning for...
  Atchison County in northwestern Missouri...
  Northern Holt County in northwestern Missouri...
  Western Nodaway County in northwestern Missouri...

* Until 500 AM CDT.

* At 414 AM CDT, severe thunderstorms were located along a line
  extending from near Coin to near Fairfax to near Table Rock, moving
  southeast at 45 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Tarkio, Mound City, Rock Port, Fairfax, Burlington Junction,
  Maitland, Skidmore, Craig, Graham, Clearmont, Elmo, Big Lake,
  Westboro, Watson, Quitman, Bigelow, Corning, Phelps City and Indian
  Cave State Park.

This includes Interstate 29 between mile markers 84 and 120.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4057 9485 4017 9503 4008 9539 4012 9540
      4018 9548 4024 9547 4026 9555 4030 9556
      4032 9561 4031 9566 4034 9562 4041 9566
      4046 9564 4046 9568 4048 9570 4058 9557
TIME...MOT...LOC 0914Z 292DEG 38KT 4069 9514 4031 9547 4021 9606 

HAIL...0.75IN
WIND...60MPH
 
$$

PP
2 follow-up statements
377 
WWUS53 KEAX 240930
SVSEAX

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

MOC005-087-147-241000-
/O.CON.KEAX.SV.W.0052.000000T0000Z-210624T1000Z/
Atchison MO-Holt MO-Nodaway MO-
430 AM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 AM CDT
FOR ATCHISON...NORTHERN HOLT AND WESTERN NODAWAY COUNTIES...

At 429 AM CDT, severe thunderstorms were located along a line
extending from 6 miles northeast of Braddyville to 7 miles northeast
of Craig to near Humboldt, moving east at 45 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Tarkio, Mound City, Rock Port, Fairfax, Burlington Junction,
Maitland, Skidmore, Craig, Graham, Clearmont, Elmo, Big Lake,
Westboro, Quitman, Bigelow, Corning, Phelps City and Indian Cave
State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4057 9485 4017 9503 4008 9539 4012 9540
      4018 9548 4024 9547 4026 9555 4030 9556
      4032 9561 4031 9566 4034 9562 4041 9566
      4046 9564 4058 9550
TIME...MOT...LOC 0929Z 270DEG 38KT 4065 9494 4027 9527 4017 9586 

HAIL...1.25IN
WIND...60MPH
 
$$

PP
837 
WWUS53 KEAX 240942
SVSEAX

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

MOC005-087-147-240952-
/O.CAN.KEAX.SV.W.0052.000000T0000Z-210624T1000Z/
Atchison MO-Holt MO-Nodaway MO-
442 AM CDT Thu Jun 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR ATCHISON...NORTHERN HOLT AND
WESTERN NODAWAY COUNTIES IS CANCELLED...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 1000 AM CDT for
northwestern Missouri.

LAT...LON 4057 9485 4017 9503 4008 9539 4012 9540
      4018 9548 4024 9547 4026 9555 4030 9556
      4032 9561 4031 9566 4034 9562 4041 9566
      4046 9564 4058 9550
TIME...MOT...LOC 0938Z 292DEG 38KT 4061 9482 4023 9515 4013 9574 

$$

PP

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, 9:30 AM CDTSevere Thunderstorm WarningEAXCooper, Howard, Saline45 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.