Alert archive / Missouri / Tornado Warnings in 2019

Tornado Warning 38, NWS St. Louis, MO

June 21, 2019Marion County, Ralls County, Missouri; Adams County, Pike County, Illinois

NWS St. Louis, MO issued this tornado warning at Jun 21, 2019, 10:01 AM CDT for Marion County, Ralls County, Missouri; Adams County, Pike County, Illinois. It was in force for 44 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 21, 2019, 10:01 AM CDT (15:01 UTC)
Expired
Jun 21, 2019, 10:45 AM CDT
In force
44 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Adams County, IL, Pike County, IL, Marion County, MO, Ralls County, MO

The radar

The St Louis radar (KLSX), 122 km from the middle of the area, began a volume at 15:03 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.

What was reported inside it

TimeReportWhereRemark
Jun 21, 10:20 AM CDTTSTM WND DMGIlasco, MOTREES DOWN ACROSS MULTIPLE ROADS IN RALLS COUNTY, INCLUDING NEAR ILASCO. TIME ESTIMATED FROM RADAR.
Jun 21, 10:20 AM CDTTSTM WND DMGPalmyra, MOPOWER LINE DOWN.
Jun 21, 10:20 AM CDTHAIL 0.25New London, MO
Jun 21, 10:20 AM CDTHAIL 0.25Palmyra, MO
Jun 21, 10:40 AM CDTTSTM WND DMGNew Canton, ILREPORTS OF TREES AND POWER LINES DOWN IN NEW CANTON VIA EM AND 911 CALLS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 21, 8:28 AM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 3.0 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-pSkew-T log-p diagram, Davenport, at 12:00Z on 2019-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Davenport, at 12:00Z on 2019-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1216 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

768 
WFUS53 KLSX 211501
TORLSX
ILC001-149-MOC127-173-211545-
/O.NEW.KLSX.TO.W.0038.190621T1501Z-190621T1545Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1001 AM CDT Fri Jun 21 2019

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Northwestern Pike County in west central Illinois...
  Southwestern Adams County in west central Illinois...
  Northern Ralls County in northeastern Missouri...
  Southern Marion County in northeastern Missouri...

* Until 1045 AM CDT.
    
* At 1000 AM CDT, a line of severe thunderstorm capable of producing 
  a few tornadoes was located from Monroe City to Perry, moving east 
  at 50 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Palmyra around 1005 AM CDT.
  Hannibal around 1015 AM CDT.
  Fall Creek around 1020 AM CDT.
  Payson around 1025 AM CDT.

Other locations impacted by this tornadic thunderstorm include
Saverton, Marblehead, Adams, Seehorn, Richfield, The Landing,
Liberty, Hull, Ilasco and New Canton.

This includes the following highways...
 Interstate 172 between exits 2 and 10.
 Interstate 72 between exits 4 and 10.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This line of thunderstorms is capable of producing tornadoes and 
widespread significant wind damage. Do not wait to see or hear the 
tornado. For your protection move to an interior room on the lowest 
floor of a building.

&&

LAT...LON 3979 9106 3963 9106 3960 9119 3960 9120
      3959 9122 3946 9171 3966 9171 3977 9175
      3996 9111
TIME...MOT...LOC 1500Z 253DEG 43KT 3968 9158 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING
3 follow-up statements
624 
WWUS53 KLSX 211512
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1012 AM CDT Fri Jun 21 2019

ILC001-149-MOC127-173-211545-
/O.CON.KLSX.TO.W.0038.000000T0000Z-190621T1545Z/
Pike IL-Adams IL-Ralls MO-Marion MO-
1012 AM CDT Fri Jun 21 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT FOR
NORTHWESTERN PIKE AND SOUTHWESTERN ADAMS COUNTIES IN WEST CENTRAL
ILLINOIS...NORTHEASTERN RALLS AND SOUTHEASTERN MARION COUNTIES IN
NORTHEASTERN MISSOURI...
    
At 1011 AM CDT, a line of severe thunderstorms capable of producing 
a tornado was located near Rensselaer, moving east at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Hannibal around 1020 AM CDT.
  Fall Creek around 1025 AM CDT.
  Payson around 1035 AM CDT.

Other locations impacted by this tornadic thunderstorm include
Ilasco, Saverton, New Canton, Burton, Kinderhook, Marblehead, Adams,
Seehorn, Richfield and Liberty.

This includes the following highways...
 Interstate 172 between exits 2 and 10.
 Interstate 72 between exits 4 and 10.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This line of thunderstorms is capable of producing tornadoes and 
widespread significant wind damage. Do not wait to see or hear the 
tornado. For your protection move to an interior room on the lowest 
floor of a building.

&&

LAT...LON 3979 9106 3963 9106 3960 9119 3960 9120
      3959 9122 3953 9148 3966 9151 3980 9163
      3996 9111
TIME...MOT...LOC 1511Z 248DEG 35KT 3969 9147 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING
238 
WWUS53 KLSX 211524
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1024 AM CDT Fri Jun 21 2019

ILC001-149-MOC127-173-211545-
/O.CON.KLSX.TO.W.0038.000000T0000Z-190621T1545Z/
Pike IL-Adams IL-Ralls MO-Marion MO-
1024 AM CDT Fri Jun 21 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT FOR
NORTHWESTERN PIKE AND SOUTH CENTRAL ADAMS COUNTIES IN WEST CENTRAL
ILLINOIS...NORTHEASTERN RALLS AND SOUTHEASTERN MARION COUNTIES IN
NORTHEASTERN MISSOURI...
    
At 1024 AM CDT, a line of severe thunderstorms capable of producing 
a few tornadoes was located near Hannibal, moving east at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Payson around 1035 AM CDT.

Other locations impacted by this tornadic thunderstorm include
Ilasco, Saverton, New Canton, Kinderhook, Adams, Seehorn, Richfield,
Liberty, Plainville and Hull.

This includes the following highways...
 Interstate 172 near exit 2.
 Interstate 72 between exits 4 and 10.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3979 9106 3963 9106 3960 9119 3960 9120
      3959 9122 3955 9138 3977 9148 3982 9138
      3996 9111
TIME...MOT...LOC 1524Z 252DEG 34KT 3973 9132 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING
016 
WWUS53 KLSX 211531
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1031 AM CDT Fri Jun 21 2019

MOC127-173-211541-
/O.CAN.KLSX.TO.W.0038.000000T0000Z-190621T1545Z/
Ralls MO-Marion MO-
1031 AM CDT Fri Jun 21 2019

...THE TORNADO WARNING FOR NORTHEASTERN RALLS AND SOUTHEASTERN MARION
COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 400 PM CDT for
west central Illinois...and northeastern Missouri.

LAT...LON 3992 9110 3979 9106 3963 9106 3960 9118
      3962 9122 3966 9127 3970 9133 3973 9137
      3979 9136 3982 9138
TIME...MOT...LOC 1531Z 254DEG 37KT 3975 9123 

$$

ILC001-149-211545-
/O.CON.KLSX.TO.W.0038.000000T0000Z-190621T1545Z/
Pike IL-Adams IL-
1031 AM CDT Fri Jun 21 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT FOR
NORTHWESTERN PIKE AND SOUTH CENTRAL ADAMS COUNTIES IN WEST CENTRAL
ILLINOIS...
    
At 1031 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Fall Creek, moving east at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
northwestern Pike and south central Adams Counties in west central
Illinois, including the following locations... New Canton,
Kinderhook, Adams, Seehorn, Richfield, Liberty, Plainville and Hull.

This includes the following highways...
 Interstate 172 near exit 2.
 Interstate 72 between exits 4 and 10.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3992 9110 3979 9106 3963 9106 3960 9118
      3962 9122 3966 9127 3970 9133 3973 9137
      3979 9136 3982 9138
TIME...MOT...LOC 1531Z 254DEG 37KT 3975 9123 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CVKING

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 21, 8:51 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Knox, Lewis, Marion and 2 more54 min
Jun 21, 9:39 AM CDTSevere Thunderstorm WarningLSXLewis, Marion, Monroe, Pike, Ralls, Shelby66 min
Jun 21, 9:43 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Cole, Moniteau, Montgomery and 1 more62 min
Jun 21, 10:17 AM CDTTornado WarningLSXPike, Ralls28 min
Jun 21, 10:27 AM CDTSevere Thunderstorm WarningLSXPike63 min
Jun 21, 10:35 AM CDTTornado WarningLSXPike55 min
Jun 21, 10:39 AM CDTSevere Thunderstorm WarningLSXLincoln, Montgomery, Pike, Warren51 min
Jun 21, 11:02 AM CDTSevere Thunderstorm WarningLSXLincoln, Saint Charles, Warren58 min
Jun 21, 11:54 AM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis, City of Saint Louis66 min
Jun 21, 3:35 PM CDTHeat AdvisoryLSXSaint Charles, Saint Louis, City of Saint Louis19 hr
Jun 21, 3:37 PM CDTFlash Flood WatchLSXAudrain, Boone, Callaway, Knox, Lewis, Lincoln and 10 more21 hr
Jun 21, 3:44 PM CDTRiver Flood WarningLSXMarion4 days
Jun 21, 3:44 PM CDTRiver Flood WarningLSXMarion18 hr
Jun 21, 3:44 PM CDTRiver Flood WarningLSXMonroe4 days
Jun 21, 11:00 AM CDTSevere Thunderstorm WarningLSXGreene, Macoupin60 min
Jun 21, 11:22 AM CDTTornado WarningLSXGreene, Macoupin38 min
Jun 21, 11:45 AM CDTSevere Thunderstorm WarningLSXJersey, Macoupin, Montgomery60 min
Jun 21, 12:29 PM CDTSevere Thunderstorm WarningLSXMontgomery42 min

Nearby

Tornado Warnings in Missouri, 2019Tornado Warnings in Illinois, 2019Every tornado warning in 2019Tornadoes in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.