Alert archive / Missouri / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 113, NWS St. Louis, MO

June 1, 2019Marion County, Pike County, Ralls County, Missouri; Adams County, Pike County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 1, 2019, 5:08 PM CDT for Marion County, Pike County, Ralls County, Missouri; Adams County, Pike County, Illinois. It was in force for 52 min. 3 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 1, 2019, 5:08 PM CDT (22:08 UTC)
Expired: Jun 1, 2019, 6:00 PM CDT
In force: 52 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

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

The radar

The St Louis radar (KLSX), 119 km from the middle of the area, began a volume at 22:10 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

Time	Report	Where
Jun 1, 5:19 PM CDT	HAIL 1	Hull, IL
Jun 1, 5:20 PM CDT	HAIL 0.25	Plainville, IL
Jun 1, 5:21 PM CDT	TSTM WND GST 40	Hull, IL

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.

Issued	Product	Office	Lasted
Jun 1, 3:33 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 10.1 hours before the alert went out and 224 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: 746 J/kg
Mixed-layer CIN: -192 J/kg
Mixed-layer LCL: 1709 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -45 m²/s²
0-3 km storm-relative helicity: -9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

335 
WUUS53 KLSX 012208
SVRLSX
ILC001-149-MOC127-163-173-012300-
/O.NEW.KLSX.SV.W.0113.190601T2208Z-190601T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
508 PM CDT Sat Jun 1 2019

The National Weather Service in St Louis has issued a

* Severe Thunderstorm Warning for...
  Central Pike County in west central Illinois...
  Southwestern Adams County in west central Illinois...
  Northeastern Ralls County in northeastern Missouri...
  Eastern Marion County in northeastern Missouri...
  North central Pike County in northeastern Missouri...

* Until 600 PM CDT.

* At 508 PM CDT, severe thunderstorms were located along a line
  extending from near Palmyra to near Payson, moving southeast at 25
  mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Hannibal, Pittsfield, Palmyra, Barry, Payson, Fall Creek, Adams,
  Hull, Richfield, New Canton, Plainville, Kinderhook, El Dara,
  Saverton, Marblehead, Seehorn, New Hartford, Summer Hill, Ilasco
  and Rockport.

This includes the following highways...
 Interstate 172 between exits 2 and 10.
 Interstate 72 between exits 4 and 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3953 9129 3954 9074 3990 9118 3990 9160
TIME...MOT...LOC 2208Z 319DEG 22KT 3985 9156 3985 9127 

HAIL...1.00IN
WIND...60MPH
 
$$

Britt

2 follow-up statements

349 
WWUS53 KLSX 012229
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
529 PM CDT Sat Jun 1 2019

MOC127-163-173-012239-
/O.CAN.KLSX.SV.W.0113.000000T0000Z-190601T2300Z/
Ralls MO-Marion MO-Pike MO-
529 PM CDT Sat Jun 1 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RALLS...EASTERN
MARION AND NORTH CENTRAL PIKE COUNTIES IN NORTHEASTERN MISSOURI IS
CANCELLED...
    
The severe 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 1100 PM CDT for
west central Illinois...and northeastern Missouri.

LAT...LON 3954 9074 3954 9114 3957 9117 3960 9118
      3961 9122 3971 9133 3977 9137 3979 9136
      3982 9140 3989 9145 3990 9144 3990 9118
TIME...MOT...LOC 2229Z 311DEG 36KT 3965 9113 

$$

ILC001-149-012300-
/O.CON.KLSX.SV.W.0113.000000T0000Z-190601T2300Z/
Pike IL-Adams IL-
529 PM CDT Sat Jun 1 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR CENTRAL PIKE AND SOUTHWESTERN ADAMS COUNTIES IN WEST CENTRAL
ILLINOIS...

At 529 PM CDT, a severe thunderstorm was located near Barry, moving
southeast at 40 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Pittsfield, Barry, Payson, Fall Creek, Adams, Hull, Richfield, New
Canton, Plainville, Kinderhook, El Dara, Marblehead, Seehorn, New
Hartford and Summer Hill.

This includes the following highways...
 Interstate 172 between exits 2 and 10.
 Interstate 72 between exits 4 and 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3954 9074 3954 9114 3957 9117 3960 9118
      3961 9122 3971 9133 3977 9137 3979 9136
      3982 9140 3989 9145 3990 9144 3990 9118
TIME...MOT...LOC 2229Z 311DEG 36KT 3965 9113 

HAIL...1.00IN
WIND...60MPH
 
$$

Britt

429 
WWUS53 KLSX 012240
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
540 PM CDT Sat Jun 1 2019

ILC001-012250-
/O.CAN.KLSX.SV.W.0113.000000T0000Z-190601T2300Z/
Adams IL-
540 PM CDT Sat Jun 1 2019

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ADAMS COUNTY IS
CANCELLED...
    
The severe 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 1100 PM CDT for
west central Illinois...and northeastern Missouri.

LAT...LON 3954 9074 3954 9114 3957 9117 3960 9118
      3961 9122 3971 9133 3973 9129 3973 9097
TIME...MOT...LOC 2240Z 306DEG 26KT 3959 9105 

$$

ILC149-012300-
/O.CON.KLSX.SV.W.0113.000000T0000Z-190601T2300Z/
Pike IL-
540 PM CDT Sat Jun 1 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR CENTRAL PIKE COUNTY IN WEST CENTRAL ILLINOIS...

At 540 PM CDT, a severe thunderstorm was located 7 miles south of
Barry, moving southeast at 30 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Pittsfield, Barry, Hull, New Canton, Kinderhook, El Dara, New
Hartford and Summer Hill.

This includes Interstate 72 between exits 10 and 20.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3954 9074 3954 9114 3957 9117 3960 9118
      3961 9122 3971 9133 3973 9129 3973 9097
TIME...MOT...LOC 2240Z 306DEG 26KT 3959 9105 

HAIL...1.00IN
WIND...60MPH
 
$$

Britt

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 3:39 PM CDT	Special Weather Statement	LSX	Knox	51 min
Jun 1, 3:51 PM CDT	Severe Thunderstorm Warning	LSX	Lewis	39 min
Jun 1, 4:24 PM CDT	Severe Thunderstorm Warning	LSX	Lewis, Marion	51 min
Jun 1, 4:35 PM CDT	Special Weather Statement	LSX	Shelby	25 min
Jun 1, 4:44 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Shelby	46 min
Jun 1, 5:11 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Shelby	49 min
Jun 1, 5:23 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Ralls	25 min
Jun 1, 5:35 PM CDT	Severe Thunderstorm Warning	LSX	Pike, Ralls	40 min
Jun 1, 5:54 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Ralls, Shelby	51 min
Jun 1, 6:12 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Lincoln, Montgomery, Pike, Ralls	63 min
Jun 1, 6:35 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe, Pike, Ralls	55 min
Jun 1, 6:42 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Pike	63 min
Jun 1, 6:53 PM CDT	Areal Flood Advisory	LSX	Audrain, Pike, Ralls	3 hr
Jun 1, 4:59 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown	33 min
Jun 1, 5:44 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Greene, Pike	61 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2019 Severe Thunderstorm Warnings in Illinois, 2019 Every severe thunderstorm warning 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.